# HG changeset patch
# User Sascha L. Teichmann <teichmann@intevation.de>
# Date 1409914697 -7200
# Node ID e4606eae8ea50ac0cf5e197ad0ecece5092deaaa
# Parent  4b8c5a08de04746eda5da01eb4a61aef0e2a8f78
sed src/**/*.java 's/logger/log/g'

diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/AbstractStaticStateArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/AbstractStaticStateArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/AbstractStaticStateArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -41,7 +41,7 @@
 
     private transient StaticState staticstate;
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(AbstractStaticStateArtifact.class);
 
     /**
@@ -96,7 +96,7 @@
 
     @Override
     public Document describe(Document data, CallContext cc) {
-        logger.debug("Describe artifact: " + identifier());
+        log.debug("Describe artifact: " + identifier());
 
         Document desc = XMLUtils.newDocument();
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/AnnotationArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/AnnotationArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/AnnotationArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -45,8 +45,8 @@
 extends      StaticD4EArtifact
 implements   FacetTypes {
 
-    /** The logger for this class. */
-    private static Logger logger = Logger.getLogger(AnnotationArtifact.class);
+    /** The log for this class. */
+    private static Logger log = Logger.getLogger(AnnotationArtifact.class);
 
     /** The name of the artifact. */
     public static final String ARTIFACT_NAME = "annotation";
@@ -86,7 +86,7 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("AnnotationArtifact.setup");
+        log.debug("AnnotationArtifact.setup");
         String filter = StaticD4EArtifact.getDatacageIDValue(data);
         String[] splits = filter.split(":");
         if (splits.length > 1) {
@@ -100,7 +100,7 @@
     @Override
     protected void initialize(Artifact artifact, Object context,
             CallMeta meta) {
-        logger.debug("AnnotationArtifact.initialize, id: "
+        log.debug("AnnotationArtifact.initialize, id: "
             + artifact.identifier());
 
         D4EArtifact flys = (D4EArtifact) artifact;
@@ -114,11 +114,11 @@
         state.computeInit(this, hash(), context, meta, fs);
 
         if (!fs.isEmpty()) {
-            logger.debug("Facets to add in AnnotationsArtifact.initialize .");
+            log.debug("Facets to add in AnnotationsArtifact.initialize .");
             addFacets(getCurrentStateId(), fs);
         }
         else {
-            logger.debug("No facets to add in AnnotationsArtifact.initialize .");
+            log.debug("No facets to add in AnnotationsArtifact.initialize .");
         }
     }
 
@@ -147,9 +147,9 @@
      */
     @Override
     public Document describe(Document data, CallContext context) {
-        logger.debug("Describe: the current state is: " + getCurrentStateId());
+        log.debug("Describe: the current state is: " + getCurrentStateId());
 
-        if (logger.isDebugEnabled()) {
+        if (log.isDebugEnabled()) {
             dumpArtifact();
         }
 
@@ -213,22 +213,22 @@
             RiverContext.STATE_ENGINE_KEY);
 
         for (String stateId: stateIds) {
-            logger.debug("Append output modes for state: " + stateId);
+            log.debug("Append output modes for state: " + stateId);
             DefaultState state = (DefaultState) engine.getState(stateId);
 
             List<Output> list = state.getOutputs();
             if (list == null || list.isEmpty()) {
-                logger.debug("-> No output modes for this state.");
+                log.debug("-> No output modes for this state.");
                 continue;
             }
 
             List<Facet> fs = getFacets(stateId);
             if (fs == null || fs.isEmpty()) {
-                logger.debug("No facets found.");
+                log.debug("No facets found.");
                 continue;
             }
 
-            logger.debug("Found " + fs.size() + " facets in previous states.");
+            log.debug("Found " + fs.size() + " facets in previous states.");
 
             List<Output> generated = generateOutputs(list, fs);
 
@@ -240,24 +240,24 @@
             if (cur.validate(this)) {
                 List<Output> list = cur.getOutputs();
                 if (list != null && list.size() > 0) {
-                    logger.debug(
+                    log.debug(
                         "Append output modes for state: " + cur.getID());
 
                     List<Facet> fs = getFacets(cur.getID());
                     if (fs != null && fs.size() > 0) {
                         List<Output> generated = generateOutputs(list, fs);
 
-                        logger.debug("Found " + fs.size() + " current facets.");
+                        log.debug("Found " + fs.size() + " current facets.");
                         if (!generated.isEmpty()) {
                             ProtocolUtils.appendOutputModes(
                                 doc, outs, generated);
                         }
                         else{
-                            logger.debug("Cannot append output to generated document.");
+                            log.debug("Cannot append output to generated document.");
                         }
                     }
                     else {
-                        logger.debug("No facets found for the current state.");
+                        log.debug("No facets found for the current state.");
                     }
                 }
             }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/AreaArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/AreaArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/AreaArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -57,8 +57,8 @@
     /** Name of state. */
     protected static final String AREA_NAME = "area.name";
 
-    /** Own logger. */
-    private static final Logger logger =
+    /** Own log. */
+    private static final Logger log =
         Logger.getLogger(AreaArtifact.class);
 
 
@@ -79,7 +79,7 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.info("AreaArtifact.setup");
+        log.info("AreaArtifact.setup");
 
         super.setup(identifier, factory, context, callMeta, data, loadFacets);
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/BedHeightsArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/BedHeightsArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/BedHeightsArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,8 +33,8 @@
 extends      AbstractStaticStateArtifact
 implements   FacetTypes
 {
-    /** The logger for this class. */
-    private static Logger logger =
+    /** The log for this class. */
+    private static Logger log =
         Logger.getLogger(BedHeightsArtifact.class);
 
     /** Artifact name. */
@@ -58,7 +58,7 @@
      * Trivial Constructor.
      */
     public BedHeightsArtifact() {
-        logger.debug("BedHeightsArtifact.BedHeightsArtifact");
+        log.debug("BedHeightsArtifact.BedHeightsArtifact");
     }
 
     @Override
@@ -78,10 +78,10 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("BedHeightsArtifact.setup");
+        log.debug("BedHeightsArtifact.setup");
 
-        if (logger.isDebugEnabled()) {
-            logger.debug(XMLUtils.toString(data));
+        if (log.isDebugEnabled()) {
+            log.debug(XMLUtils.toString(data));
         }
 
         String code = getDatacageIDValue(data);
@@ -134,7 +134,7 @@
                 addFacets(STATIC_STATE_NAME, facets);
             }
             else {
-                logger.error("Invalid datacage ID '" + code + "'");
+                log.error("Invalid datacage ID '" + code + "'");
             }
         }
         super.setup(identifier, factory, context, callMeta, data, loadFacets);
@@ -143,7 +143,7 @@
     @Override
     protected void initStaticState() {
 
-        logger.debug("initStaticState " + getName() + " " + identifier());
+        log.debug("initStaticState " + getName() + " " + identifier());
 
         StaticState state = new StaticState(STATIC_STATE_NAME);
         DefaultOutput output = new DefaultOutput(
@@ -163,13 +163,13 @@
     protected void initialize(Artifact artifact, Object context, CallMeta meta) {
         // do not clone facets, etc. from master artifact
 
-        logger.debug("initialize");
+        log.debug("initialize");
         importData((D4EArtifact)artifact, "river");
         importData((D4EArtifact)artifact, "ld_from");
         importData((D4EArtifact)artifact, "ld_to");
 
-        logger.debug("ld_from " + getDataAsString("ld_from"));
-        logger.debug("ld_to " + getDataAsString("ld_to"));
+        log.debug("ld_from " + getDataAsString("ld_from"));
+        log.debug("ld_to " + getDataAsString("ld_to"));
     }
 }
 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/ChartArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/ChartArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/ChartArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -40,7 +40,7 @@
 /** Artifact, open to generate any (?) out. */
 public class ChartArtifact extends D4EArtifact {
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(ChartArtifact.class);
 
     @Override
@@ -52,7 +52,7 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("ChartArtifact.setup");
+        log.debug("ChartArtifact.setup");
         this.identifier = identifier;
         name = "new_chart";
 
@@ -95,23 +95,23 @@
             RiverContext.STATE_ENGINE_KEY);
 
         for (String stateId: stateIds) {
-            logger.debug("Append output modes for state: " + stateId);
+            log.debug("Append output modes for state: " + stateId);
             DefaultState state = (DefaultState) engine.getState(stateId);
 
             List<Output> list = state.getOutputs();
             if (list == null || list.isEmpty()) {
-                logger.debug("-> No output modes for this state.");
+                log.debug("-> No output modes for this state.");
                 continue;
             }
 
             List<Facet> fs = getFacets(stateId);
 
             if (fs == null || fs.isEmpty()) {
-                logger.debug("No facets for previous state found.");
+                log.debug("No facets for previous state found.");
                 continue;
             }
 
-            logger.debug("Found " + fs.size() + " facets in previous states.");
+            log.debug("Found " + fs.size() + " facets in previous states.");
 
             List<Output> generated = generateOutputs(list, fs);
 
@@ -122,7 +122,7 @@
             DefaultState cur = (DefaultState) getCurrentState(context);
             List<Output> list = cur.getOutputs();
             if (list != null && list.size() > 0) {
-                logger.debug(
+                log.debug(
                     "Append output modes for current state: " + cur.getID());
 
                 List<Facet> fs = getFacets(cur.getID());
@@ -130,14 +130,14 @@
                 if (fs != null && fs.size() > 0) {
                     List<Output> generated = generateOutputs(list, fs);
 
-                    logger.debug("Found " + fs.size() + " current facets.");
+                    log.debug("Found " + fs.size() + " current facets.");
                     if (!generated.isEmpty()) {
                         ProtocolUtils.appendOutputModes(
                             doc, outs, generated);
                     }
                 }
                 else {
-                    logger.debug("No facets found for the current state.");
+                    log.debug("No facets found for the current state.");
                 }
             }
         }
@@ -182,7 +182,7 @@
             List<Facet>  facets,
             Object       old)
         {
-            logger.debug("ChartState.computeAdvance");
+            log.debug("ChartState.computeAdvance");
 
 
             return null;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/CrossSectionArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/CrossSectionArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/CrossSectionArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -71,8 +71,8 @@
     /** Name of data item storing the next possible km. */
     public static final String DATA_NEXT_KM = "cross_section.km.next";
 
-    /** Own logger. */
-    private static final Logger logger =
+    /** Own log. */
+    private static final Logger log =
         Logger.getLogger(CrossSectionArtifact.class);
 
     static {
@@ -113,7 +113,7 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.info("CrossSectionArtifact.setup");
+        log.info("CrossSectionArtifact.setup");
 
         super.setup(identifier, factory, context, callMeta, data, loadFacets);
 
@@ -121,7 +121,7 @@
 
         if (ids != null && ids.length() > 0) {
             addStringData(DATA_DBID, ids);
-            logger.debug("CrossSectionArtifacts db-id: " + ids);
+            log.debug("CrossSectionArtifacts db-id: " + ids);
         }
         else {
             throw new IllegalArgumentException("No attribute 'ids' found!");
@@ -233,7 +233,7 @@
             return Integer.parseInt(val);
         }
         catch (NumberFormatException e) {
-            logger.warn("Could not get data " + dataName + " as int", e);
+            log.warn("Could not get data " + dataName + " as int", e);
             return 0;
         }
     }
@@ -251,14 +251,14 @@
     private double getParentKm() {
         String val = getDataAsString(PARENT_KM);
         if (val == null) {
-            logger.warn("Empty data: " + PARENT_KM);
+            log.warn("Empty data: " + PARENT_KM);
             return 0;
         }
         try {
             return Double.valueOf(val);
         }
         catch (NumberFormatException e) {
-            logger.warn("Could not get data " + PARENT_KM + " as double", e);
+            log.warn("Could not get data " + PARENT_KM + " as double", e);
             return 0;
         }
     }
@@ -272,7 +272,7 @@
             return Double.valueOf(val);
         }
         catch (NumberFormatException e) {
-            logger.warn("Could not get data " + DATA_KM + " as double", e);
+            log.warn("Could not get data " + DATA_KM + " as double", e);
             return 0;
         }
     }
@@ -292,7 +292,7 @@
      *         in the form {{x1, x2} {y1, y2}} ).
      */
     public double [][] getCrossSectionData() {
-        logger.info("getCrossSectionData() for cross_section.km "
+        log.info("getCrossSectionData() for cross_section.km "
             + getDataAsString(DATA_KM));
         FastCrossSectionLine line = searchCrossSectionLine();
 
@@ -317,8 +317,8 @@
         CrossSection crossSection = CrossSectionFactory
             .getCrossSection(getDBID());
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("dbid " + getDBID() + " : " + crossSection);
+        if (log.isDebugEnabled()) {
+            log.debug("dbid " + getDBID() + " : " + crossSection);
         }
 
         NavigableMap<Double, Integer> kms = CrossSectionKMService
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/D4EArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/D4EArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/D4EArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -67,7 +67,7 @@
  */
 public class D4EArtifact extends DefaultArtifact {
 
-    /** The logger that is used in this artifact. */
+    /** The log that is used in this artifact. */
     private static Logger log = Logger.getLogger(D4EArtifact.class);
 
     public static final String COMPUTING_CACHE = "computed.values";
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/ExternalWMSArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/ExternalWMSArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/ExternalWMSArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -30,7 +30,7 @@
 
     public static final String NAME = "external_wms";
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(ExternalWMSArtifact.class);
 
 
@@ -49,7 +49,7 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.info("ExternalWMSArtifact.setup");
+        log.info("ExternalWMSArtifact.setup");
 
         super.setup(identifier, factory, context, callMeta, data, loadFacets);
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/FixationArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/FixationArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/FixationArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,8 +31,8 @@
 extends      D4EArtifact
 implements   WaterLineArtifact
 {
-    /** The logger for this class. */
-    private static Logger logger = Logger.getLogger(FixationArtifact.class);
+    /** The log for this class. */
+    private static Logger log = Logger.getLogger(FixationArtifact.class);
 
     /** The name of the artifact. */
     public static final String ARTIFACT_NAME = "fixanalysis";
@@ -43,7 +43,7 @@
      * The default constructor.
      */
     public FixationArtifact() {
-        logger.debug("ctor()");
+        log.debug("ctor()");
     }
 
     /**
@@ -78,7 +78,7 @@
         wAtKm = StaticWKmsArtifact.getWAtKm(wkms, km);
 
         if (wAtKm == -1 || Double.isNaN(wAtKm)) {
-            logger.warn("Waterlevel at km " + km + " unknown.");
+            log.warn("Waterlevel at km " + km + " unknown.");
             return new Lines.LineData(new double[][] {{}}, 0d, 0d);
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/FlowVelocityMeasurementArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/FlowVelocityMeasurementArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/FlowVelocityMeasurementArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -42,8 +42,8 @@
 extends      StaticD4EArtifact
 implements   FacetTypes
 {
-    /** The logger for this class. */
-    private static Logger logger =
+    /** The log for this class. */
+    private static Logger log =
         Logger.getLogger(FlowVelocityMeasurementArtifact.class);
 
     /** Artifact key name. */
@@ -75,7 +75,7 @@
      * Trivial Constructor.
      */
     public FlowVelocityMeasurementArtifact() {
-        logger.debug("FlowVelocityMeasurementArtifact.FlowVelocityMeasurementArtifact");
+        log.debug("FlowVelocityMeasurementArtifact.FlowVelocityMeasurementArtifact");
     }
 
 
@@ -115,12 +115,12 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("FlowVelocityMeasurementArtifact.setup");
+        log.debug("FlowVelocityMeasurementArtifact.setup");
 
         state = new StaticState(STATIC_STATE_NAME);
 
-        if (logger.isDebugEnabled()) {
-            logger.debug(XMLUtils.toString(data));
+        if (log.isDebugEnabled()) {
+            log.debug(XMLUtils.toString(data));
         }
 
         List<Facet> fs = new ArrayList<Facet>();
@@ -136,7 +136,7 @@
                     FlowVelocityMeasurementFactory.getFlowVelocityMeasurement(
                         Integer.parseInt(code));
             String name = flowVelocityMeasurement.getDescription();
-            logger.debug ("datetime " + flowVelocityMeasurement.getDatetime());
+            log.debug ("datetime " + flowVelocityMeasurement.getDatetime());
             name += " - " + dateFormatter.format(
                 flowVelocityMeasurement.getDatetime());
 
@@ -231,7 +231,7 @@
         Object context,
         CallMeta meta)
     {
-        logger.debug("initialize");
+        log.debug("initialize");
     }
 
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/FlowVelocityModelArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/FlowVelocityModelArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/FlowVelocityModelArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -40,8 +40,8 @@
 extends      StaticD4EArtifact
 implements   FacetTypes
 {
-    /** The logger for this class. */
-    private static Logger logger =
+    /** The log for this class. */
+    private static Logger log =
         Logger.getLogger(FlowVelocityModelArtifact.class);
 
     /** Artifact key name. */
@@ -79,7 +79,7 @@
      * Trivial Constructor.
      */
     public FlowVelocityModelArtifact() {
-        logger.debug("FlowVelocityModelArtifact.FlowVelocityModelArtifact");
+        log.debug("FlowVelocityModelArtifact.FlowVelocityModelArtifact");
     }
 
 
@@ -91,7 +91,7 @@
 
 
     private Object getFlowVelocity() {
-        logger.debug("FlowVelocityModelArtifact.getFlowVelocity");
+        log.debug("FlowVelocityModelArtifact.getFlowVelocity");
         Integer id = getDataAsInteger(DATA_ID);
 
         FlowVelocityModel model = FlowVelocityModel.getModel(id);
@@ -144,11 +144,11 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("FlowVelocityModelArtifact.setup");
+        log.debug("FlowVelocityModelArtifact.setup");
 
         state = newState();
-        if (logger.isDebugEnabled()) {
-            logger.debug(XMLUtils.toString(data));
+        if (log.isDebugEnabled()) {
+            log.debug(XMLUtils.toString(data));
         }
 
         List<Facet> fs = new ArrayList<Facet>();
@@ -198,7 +198,7 @@
             addStringData(DATA_ID, code);
         }
         else {
-            logger.error("No id given.");
+            log.error("No id given.");
         }
 
         spawnState();
@@ -264,7 +264,7 @@
         Object context,
         CallMeta meta)
     {
-        logger.debug("FlowVelocityModelArtifact.initialize");
+        log.debug("FlowVelocityModelArtifact.initialize");
     }
 }
 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/GaugeDischargeArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/GaugeDischargeArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/GaugeDischargeArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -49,8 +49,8 @@
 extends      WINFOArtifact
 implements   FacetTypes
 {
-    /** The logger for this class. */
-    private static Logger logger = Logger.getLogger(GaugeDischargeArtifact.class);
+    /** The log for this class. */
+    private static Logger log = Logger.getLogger(GaugeDischargeArtifact.class);
 
     /** The name of the artifact. */
     public static final String ARTIFACT_NAME = "gaugedischarge";
@@ -62,7 +62,7 @@
      * Trivial Constructor.
      */
     public GaugeDischargeArtifact() {
-        logger.debug("GaugeDischargeArtifact.GaugeDischargeArtifact()");
+        log.debug("GaugeDischargeArtifact.GaugeDischargeArtifact()");
     }
 
 
@@ -81,10 +81,10 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("GaugeDischargeArtifact.setup");
+        log.debug("GaugeDischargeArtifact.setup");
         String ids = StaticD4EArtifact.getDatacageIDValue(data);
         addStringData("ids", ids);
-        logger.debug("id for gaugedischarge: " + ids);
+        log.debug("id for gaugedischarge: " + ids);
         String[] splitIds = ids.split(";");
        /* We assume that if an id's string with a ; is given that the
         * format is <gauge_name>;<discharge_table_id>;<facet_desc>
@@ -107,7 +107,7 @@
      */
     @Override
     protected void initialize(Artifact art, Object context, CallMeta meta) {
-        logger.debug("GaugeDischargeArtifact.initialize");
+        log.debug("GaugeDischargeArtifact.initialize");
         List<Facet> fs = new ArrayList<Facet>();
         D4EArtifact artifact = (D4EArtifact) art;
         importData(artifact, "river");
@@ -121,12 +121,12 @@
         DefaultState state = (DefaultState) getCurrentState(context);
         state.computeInit(this, hash(), context, meta, fs);
         if (!fs.isEmpty()) {
-            logger.debug("Facets to add in GaugeDischargeArtifact.initialize. ("
+            log.debug("Facets to add in GaugeDischargeArtifact.initialize. ("
                 + state.getID() + "/ " + getCurrentStateId() + ").");
             addFacets(getCurrentStateId(), fs);
         }
         else {
-            logger.debug("No facets to add in GaugeDischargeArtifact.initialize ("
+            log.debug("No facets to add in GaugeDischargeArtifact.initialize ("
                 + state.getID() + "/ "+getCurrentStateId()+").");
         }
     }
@@ -161,14 +161,14 @@
         /*
         // This one would allow to automatically pick the right Gauge.
         double [] distance = RiverUtils.getKmRange(this);
-        logger.debug("getDischargeCurveData: get range");
+        log.debug("getDischargeCurveData: get range");
 
         if (distance == null) {
             return error(new WQKms[0], "no.range.found");
         }
 
         List<Gauge> gauges = river.determineGauges(distance[0], distance[1]);
-        logger.debug("getDischargeCurveData: got " + gauges.size() + " gauges");
+        log.debug("getDischargeCurveData: got " + gauges.size() + " gauges");
 
         if (gauges.isEmpty()) {
             return error(new WQKms[0], "no.gauge.selected");
@@ -178,7 +178,7 @@
 
         for (int i = 0; i < names.length; ++i) {
             names[i] = gauges.get(i).getName();
-            logger.debug("getDischargeCurveData: name " + names[i]);
+            log.debug("getDischargeCurveData: name " + names[i]);
         }
         */
 
@@ -193,7 +193,7 @@
             try {
                 tableId = Integer.parseInt(ids[1]);
             } catch (NumberFormatException e) {
-                logger.error("Discharge tables ids string is wrong." +
+                log.error("Discharge tables ids string is wrong." +
                         " Fromat is <gauge_name>;<discharge_table_id>;<facet_desc>" +
                         " Fix your Datacage!");
                 // Let's rather break down completly then show the wrong data.
@@ -214,7 +214,7 @@
         String name = getGaugeName();
         double [][] values = map.get(name);
         if (values == null) {
-            logger.error("No values for this gauge / discharge found.");
+            log.error("No values for this gauge / discharge found.");
             return error(new WQKms[0], "no.gauge.found");
         }
         for (int i = 0 ; i < values[0].length; i++) {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/GaugeDischargeCurveArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/GaugeDischargeCurveArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/GaugeDischargeCurveArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -42,8 +42,8 @@
 public class GaugeDischargeCurveArtifact
 extends      AbstractStaticStateArtifact
 {
-    /** Private logger. */
-    private static final Logger logger =
+    /** Private log. */
+    private static final Logger log =
         Logger.getLogger(GaugeDischargeCurveArtifact.class);
 
     public static final String XPATH_RIVER = "/art:action/art:river/@art:name";
@@ -84,10 +84,10 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("GaugeDischargeCurveArtifact.setup");
+        log.debug("GaugeDischargeCurveArtifact.setup");
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("GaugeDischargeCurveArtifact.setup" + XMLUtils.toString(data));
+        if (log.isDebugEnabled()) {
+            log.debug("GaugeDischargeCurveArtifact.setup" + XMLUtils.toString(data));
         }
         String gaugeref = XMLUtils.xpathString(data, XPATH_GAUGE,
                 ArtifactNamespaceContext.INSTANCE);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/HYKArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/HYKArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/HYKArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -40,8 +40,8 @@
     /** Name of data item keeping the km of cs master. */
     public static final String HYK_KM = "hyk_artifact.data.km";
 
-    /** Own logger. */
-    private static final Logger logger =
+    /** Own log. */
+    private static final Logger log =
         Logger.getLogger(HYKArtifact.class);
 
     static {
@@ -67,11 +67,11 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.info("HYKArtifact.setup");
+        log.info("HYKArtifact.setup");
 
         String ids = getDatacageIDValue(data);
 
-        logger.info("HYKArtifact.setup: id is " + ids);
+        log.info("HYKArtifact.setup: id is " + ids);
 
         addStringData(HYK_ID, ids);
 
@@ -113,7 +113,7 @@
         Object   context,
         CallMeta callMeta)
     {
-        logger.debug("HYKArtifact.initialize");
+        log.debug("HYKArtifact.initialize");
         importData((D4EArtifact)artifact, "river");
 
         List<Facet> fs = new ArrayList<Facet>();
@@ -121,11 +121,11 @@
         DefaultState state = (DefaultState) getCurrentState(context);
         state.computeInit(this, hash(), context, callMeta, fs);
         if (!fs.isEmpty()) {
-            logger.debug("Facets to add in HYKArtifact.initialize .");
+            log.debug("Facets to add in HYKArtifact.initialize .");
             addFacets(getCurrentStateId(), fs);
         }
         else {
-            logger.debug("No facets to add in HYKArtifact.initialize ("
+            log.debug("No facets to add in HYKArtifact.initialize ("
                 + state.getID() + ").");
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/MainValuesArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/MainValuesArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/MainValuesArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -56,8 +56,8 @@
 extends      StaticD4EArtifact
 implements   FacetTypes
 {
-    /** The logger for this class. */
-    private static Logger logger = Logger.getLogger(MainValuesArtifact.class);
+    /** The log for this class. */
+    private static Logger log = Logger.getLogger(MainValuesArtifact.class);
 
     /** The name of the artifact. */
     public static final String ARTIFACT_NAME = "mainvalue";
@@ -94,7 +94,7 @@
      * Trivial Constructor.
      */
     public MainValuesArtifact() {
-        logger.debug("MainValuesArtifact.MainValuesartifact()");
+        log.debug("MainValuesArtifact.MainValuesartifact()");
     }
 
 
@@ -110,7 +110,7 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("MainValuesArtifact.setup");
+        log.debug("MainValuesArtifact.setup");
         state = new StaticState(STATIC_STATE_NAME);
 
         initFromGaugeDoc(data, callMeta);
@@ -120,7 +120,7 @@
         spawnState();
         super.setup(identifier, factory, context, callMeta, data, loadFacets);
         String restriction = getDatacageIDValue(data);
-        logger.debug("mainvalue restriction " + restriction);
+        log.debug("mainvalue restriction " + restriction);
         boolean restricted = restriction.endsWith("q") || restriction.endsWith("w");
         if (!restricted || restriction.endsWith("q")) {
             Facet qfacet0 = new MainValuesQFacet(
@@ -201,7 +201,7 @@
 
         if (rivername == null || gaugeref == null || rivername.equals("")
             || gaugeref.equals("")) {
-            logger.debug("Not setting MainValuesArtifact up from gauge doc.");
+            log.debug("Not setting MainValuesArtifact up from gauge doc.");
             return;
         }
 
@@ -217,7 +217,7 @@
             addData("ld_locations", new DefaultStateData("ld_locations", null, null,
                     String.valueOf(gauge.getStation())));
         } catch (NumberFormatException nfe) {
-            logger.debug("MainValuesArtifact could not parse gaugeref from doc.");
+            log.debug("MainValuesArtifact could not parse gaugeref from doc.");
         }
     }
 
@@ -243,7 +243,7 @@
     /** Get important data from the 'calling' artifact. */
     @Override
     protected void initialize(Artifact artifact, Object context, CallMeta meta) {
-        logger.debug("MainValuesArtifact.initialize");
+        log.debug("MainValuesArtifact.initialize");
         D4EArtifact winfo = (D4EArtifact) artifact;
         RangeAccess rangeAccess = new RangeAccess(winfo);
         double [] locations = rangeAccess.getKmRange();
@@ -254,7 +254,7 @@
                     String.valueOf(location)));
         }
         else {
-            logger.error("No location for mainvalues given.");
+            log.error("No location for mainvalues given.");
         }
         importData(winfo, "river");
         // In the case of DischargeWQCurves, there are no locations, but a gauge.
@@ -268,7 +268,7 @@
                     String.valueOf(g.getStation())));
             }
             else {
-                logger.error("MainValuesArtifact: No location/gauge.");
+                log.error("MainValuesArtifact: No location/gauge.");
             }
         }
     }
@@ -330,7 +330,7 @@
         River river = RiverUtils.getRiver(this);
 
         if (river == null) {
-            logger.error("River is null");
+            log.error("River is null");
             return null;
         }
 
@@ -349,12 +349,12 @@
         String locationStr = getDataAsString("ld_locations");
 
         if (river == null) {
-            logger.error("River is null");
+            log.error("River is null");
             return null;
         }
 
         if (locationStr == null) {
-            logger.error("Locationstr is null");
+            log.error("Locationstr is null");
             return null;
         }
 
@@ -379,7 +379,7 @@
      * @return list of Q main values.
      */
     public List<NamedDouble> getMainValuesQ(double[] kms) {
-        logger.debug("MainValuesArtifact.getMainValuesQ(d)");
+        log.debug("MainValuesArtifact.getMainValuesQ(d)");
         List<NamedDouble> filteredList = new ArrayList<NamedDouble>();
         boolean atGauge = false;
         Gauge gauge = getGauge(kms[0]);
@@ -416,7 +416,7 @@
      * @return list of Q main values.
      */
     public List<NamedDouble> getMainValuesQ(boolean atGauge) {
-        logger.debug("MainValuesArtifact.getMainValuesQ(b)");
+        log.debug("MainValuesArtifact.getMainValuesQ(b)");
         List<NamedDouble> filteredList = new ArrayList<NamedDouble>();
         Gauge gauge = getGauge();
         WstValueTable interpolator = WstValueTableFactory.getTable(RiverUtils.getRiver(this));
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/ManualPointsArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/ManualPointsArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/ManualPointsArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -37,15 +37,15 @@
 {
     private static final long serialVersionUID = 7096025125474986011L;
 
-    /** The logger for this class. */
-    private static Logger logger = Logger.getLogger(ManualPointsArtifact.class);
+    /** The log for this class. */
+    private static Logger log = Logger.getLogger(ManualPointsArtifact.class);
 
     /** The name of the artifact. */
     public static final String ARTIFACT_NAME = "manualpoints";
 
 
     public ManualPointsArtifact() {
-        logger.debug("ManualPointsArtifact.ManualPointsArtifact()");
+        log.debug("ManualPointsArtifact.ManualPointsArtifact()");
     }
 
 
@@ -61,7 +61,7 @@
             Document        data,
             List<Class>     loadFacets)
     {
-        logger.debug("ManualPointsArtifact.setup");
+        log.debug("ManualPointsArtifact.setup");
         super.setup(identifier, factory, context, callMeta, data, loadFacets);
         initialize(null, context, callMeta);
     }
@@ -97,17 +97,17 @@
     /** Setup state and facet. */
     @Override
     protected void initialize(Artifact artifact, Object context, CallMeta meta) {
-        logger.debug("ManualPointsArtifact.initialize");
+        log.debug("ManualPointsArtifact.initialize");
         List<Facet> fs = new ArrayList<Facet>();
 
         DefaultState state = (DefaultState) getCurrentState(context);
         state.computeInit(this, hash(), context, meta, fs);
         if (!fs.isEmpty()) {
-            logger.debug("Facets to add in ManualPointsArtifact.initialize .");
+            log.debug("Facets to add in ManualPointsArtifact.initialize .");
             addFacets(getCurrentStateId(), fs);
         }
         else {
-            logger.debug("No facets to add in ManualPointsArtifact.initialize ("
+            log.debug("No facets to add in ManualPointsArtifact.initialize ("
                     + state.getID() + ").");
         }
     }
@@ -126,7 +126,7 @@
             return array.getDouble(0);
         }
         catch(JSONException e){
-            logger.error("Could not decode json for line.");
+            log.error("Could not decode json for line.");
             return 0d;
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/MapArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/MapArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/MapArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -34,7 +34,7 @@
 
 public class MapArtifact extends D4EArtifact {
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(MapArtifact.class);
 
     @Override
@@ -46,7 +46,7 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("MapArtifact.setup");
+        log.debug("MapArtifact.setup");
         this.identifier = identifier;
         name = "new_map";
 
@@ -93,23 +93,23 @@
             RiverContext.STATE_ENGINE_KEY);
 
         for (String stateId: stateIds) {
-            logger.debug("Append output modes for state: " + stateId);
+            log.debug("Append output modes for state: " + stateId);
             DefaultState state = (DefaultState) engine.getState(stateId);
 
             List<Output> list = state.getOutputs();
             if (list == null || list.isEmpty()) {
-                logger.debug("-> No output modes for this state.");
+                log.debug("-> No output modes for this state.");
                 continue;
             }
 
             List<Facet> fs = getFacets(stateId);
 
             if (fs == null || fs.isEmpty()) {
-                logger.debug("No facets for previous state found.");
+                log.debug("No facets for previous state found.");
                 continue;
             }
 
-            logger.debug("Found " + fs.size() + " facets in previous states.");
+            log.debug("Found " + fs.size() + " facets in previous states.");
 
             List<Output> generated = generateOutputs(list, fs);
 
@@ -121,7 +121,7 @@
             if (cur.validate(this)) {
                 List<Output> list = cur.getOutputs();
                 if (list != null && list.size() > 0) {
-                    logger.debug(
+                    log.debug(
                         "Append output modes for current state: " + cur.getID());
 
                     List<Facet> fs = getFacets(cur.getID());
@@ -129,14 +129,14 @@
                     if (fs != null && fs.size() > 0) {
                         List<Output> generated = generateOutputs(list, fs);
 
-                        logger.debug("Found " + fs.size() + " current facets.");
+                        log.debug("Found " + fs.size() + " current facets.");
                         if (!generated.isEmpty()) {
                             ProtocolUtils.appendOutputModes(
                                 doc, outs, generated);
                         }
                     }
                     else {
-                        logger.debug("No facets found for the current state.");
+                        log.debug("No facets found for the current state.");
                     }
                 }
             }
@@ -156,7 +156,7 @@
             List<Facet>  facets,
             Object       old)
         {
-            logger.debug("MapState.computeAdvance");
+            log.debug("MapState.computeAdvance");
 
             this.artifact = artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/QSectorArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/QSectorArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/QSectorArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -40,8 +40,8 @@
 public class QSectorArtifact
 extends      StaticD4EArtifact
 {
-    /** The logger for this class. */
-    private static Logger logger = Logger.getLogger(QSectorArtifact.class);
+    /** The log for this class. */
+    private static Logger log = Logger.getLogger(QSectorArtifact.class);
 
     /** The name of the artifact. */
     public static final String ARTIFACT_NAME = "qsector";
@@ -51,7 +51,7 @@
      * Trivial Constructor.
      */
     public QSectorArtifact() {
-        logger.debug("QSectorArtifact.QSectorArtifact()");
+        log.debug("QSectorArtifact.QSectorArtifact()");
     }
 
 
@@ -67,7 +67,7 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("QSectorArtifact.setup");
+        log.debug("QSectorArtifact.setup");
         super.setup(identifier, factory, context, callMeta, data, loadFacets);
         initialize(null, context, callMeta);
     }
@@ -89,19 +89,19 @@
         GaugeFinder        gf  = ggf.getGaugeFinder(river);
 
         if (gf == null) {
-            logger.warn("No gauge finder found for river '" + river + "'");
+            log.warn("No gauge finder found for river '" + river + "'");
             return null;
         }
 
         GaugeRange gr = gf.find(km);
         if (gr == null) {
-            logger.debug("No gauge range found for km "
+            log.debug("No gauge range found for km "
                 + km + " on river " + river + ".");
             return null;
         }
 
-        if (logger.isDebugEnabled()) {
-            logger.debug(gr);
+        if (log.isDebugEnabled()) {
+            log.debug(gr);
         }
 
         for (int i = 0; i < FixingsKMChartService.I18N_Q_SECTOR_BOARDERS.length; ++i) {
@@ -119,7 +119,7 @@
     /** Setup state and facet. */
     @Override
     protected void initialize(Artifact artifact, Object context, CallMeta meta) {
-        logger.debug("QSectorArtifact.initialize");
+        log.debug("QSectorArtifact.initialize");
         List<Facet> fs = new ArrayList<Facet>();
 
         D4EArtifact flys = (D4EArtifact) artifact;
@@ -128,11 +128,11 @@
         DefaultState state = (DefaultState) getCurrentState(context);
         state.computeInit(this, hash(), context, meta, fs);
         if (!fs.isEmpty()) {
-            logger.debug("Facets to add in QSectorArtifact.initialize .");
+            log.debug("Facets to add in QSectorArtifact.initialize .");
             addFacets(getCurrentStateId(), fs);
         }
         else {
-            logger.debug("No facets to add in QSectorArtifact.initialize ("
+            log.debug("No facets to add in QSectorArtifact.initialize ("
                 + state.getID() + ").");
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/RiverAxisArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/RiverAxisArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/RiverAxisArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,7 +31,7 @@
     public static final String NAME = "riveraxis";
 
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(RiverAxisArtifact.class);
 
 
@@ -62,7 +62,7 @@
 
     public static class RiverAxisState extends WMSDBState implements FacetTypes
     {
-        private static final Logger logger =
+        private static final Logger log =
             Logger.getLogger(RiverAxisState.class);
 
         protected Geometry geom;
@@ -121,7 +121,7 @@
                         getName(), Integer.parseInt(kind));
             } else {
                 if (reproject) {
-                    logger.debug("Query extent for RiverAxis with Srid: " + getSrid());
+                    log.debug("Query extent for RiverAxis with Srid: " + getSrid());
                     return GeometryUtils.transform(
                             GeometryUtils.getRiverBoundary(river.getName()),
                             getSrid());
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/SQRelationArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/SQRelationArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/SQRelationArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,7 +31,7 @@
 public class SQRelationArtifact
 extends StaticD4EArtifact
 {
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(SQRelationArtifact.class);
 
     public static final String XPATH_RIVER = "/art:action/art:river/@art:name";
@@ -57,11 +57,11 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("SQRelationArtifact.setup()");
+        log.debug("SQRelationArtifact.setup()");
 
         String code = getDatacageIDValue(data);
 
-        logger.debug("SQRelationDCArtifact.setup Id: " + code);
+        log.debug("SQRelationDCArtifact.setup Id: " + code);
 
         if (code != null && !code.isEmpty()) {
             /* Case that we were instantiated from the datacage */
@@ -110,9 +110,9 @@
 
         List<Facet> fs = new ArrayList<Facet>();
         state.computeInit(this, hash(), context, callMeta, fs);
-        logger.debug("Init static state computed facets");
+        log.debug("Init static state computed facets");
         for (Facet face: fs) {
-            logger.debug("Got a facet with name: " + face.getName());
+            log.debug("Got a facet with name: " + face.getName());
         }
 
         if (hasParameter(StaticSQRelation.Parameter.A, fs)) {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/SedimentDensityArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/SedimentDensityArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/SedimentDensityArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -36,8 +36,8 @@
 extends      StaticD4EArtifact
 implements   FacetTypes
 {
-    /** The logger for this class. */
-    private static Logger logger =
+    /** The log for this class. */
+    private static Logger log =
         Logger.getLogger(SedimentDensityArtifact.class);
 
     /** Artifact key name. */
@@ -63,7 +63,7 @@
      * Trivial Constructor.
      */
     public SedimentDensityArtifact() {
-        logger.debug("SedimentDensityArtifact.SedimentDensityArtifact");
+        log.debug("SedimentDensityArtifact.SedimentDensityArtifact");
     }
 
 
@@ -75,7 +75,7 @@
 
 
     private Object getSedimentDensity() {
-        logger.debug("SedimentDensityArtifact.getSedimentDensity");
+        log.debug("SedimentDensityArtifact.getSedimentDensity");
         Integer id = getDataAsInteger(DATA_ID);
 
         // TODO use cache if possible
@@ -121,11 +121,11 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("SedimentDensityArtifact.setup");
+        log.debug("SedimentDensityArtifact.setup");
 
         state = newDensityState();
-        if (logger.isDebugEnabled()) {
-            logger.debug(XMLUtils.toString(data));
+        if (log.isDebugEnabled()) {
+            log.debug(XMLUtils.toString(data));
         }
 
         List<Facet> fs = new ArrayList<Facet>();
@@ -148,7 +148,7 @@
             addStringData(DATA_ID, code);
         }
         else {
-            logger.error("No id given.");
+            log.error("No id given.");
         }
 
         spawnState();
@@ -214,7 +214,7 @@
         Object context,
         CallMeta meta)
     {
-        logger.debug("SedimentDensityArtifact.initialize");
+        log.debug("SedimentDensityArtifact.initialize");
     }
 }
 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/StaticD4EArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/StaticD4EArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/StaticD4EArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -35,8 +35,8 @@
  */
 public abstract class StaticD4EArtifact extends D4EArtifact {
 
-    /** Private logger. */
-    private static final Logger logger =
+    /** Private log. */
+    private static final Logger log =
         Logger.getLogger(StaticD4EArtifact.class);
 
     /**
@@ -45,7 +45,7 @@
      */
     @Override
     public Document describe(Document data, CallContext cc) {
-        logger.debug("Describe artifact: " + identifier());
+        log.debug("Describe artifact: " + identifier());
 
         Document desc = XMLUtils.newDocument();
 
@@ -99,14 +99,14 @@
         Document       doc,
         ElementCreator creator)
     {
-        logger.debug("createOutputModes");
+        log.debug("createOutputModes");
 
         Element outs = ProtocolUtils.createArtNode(
             creator, "outputmodes", null, null);
 
         State state       = getCurrentState(cc);
 
-        logger.debug("Current state is " + state.getID());
+        log.debug("Current state is " + state.getID());
 
         List<Output> list = state.getOutputs();
 
@@ -115,14 +115,14 @@
             if (fs != null && fs.size() > 0) {
                 List<Output> generated = generateOutputs(list, fs);
 
-                logger.debug("Found " + fs.size() + " current facets.");
+                log.debug("Found " + fs.size() + " current facets.");
                 if (!generated.isEmpty()) {
                     ProtocolUtils.appendOutputModes(
                         doc, outs, generated);
                 }
             }
             else {
-                logger.debug("No facets found for the current state.");
+                log.debug("No facets found for the current state.");
             }
         }
 
@@ -138,7 +138,7 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("StaticD4EArtifact.setup");
+        log.debug("StaticD4EArtifact.setup");
         super.setup(identifier, factory, context, callMeta, data, loadFacets);
     }
 }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/StaticMorphWidthArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/StaticMorphWidthArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/StaticMorphWidthArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,8 +28,8 @@
 public class StaticMorphWidthArtifact
 extends      AbstractStaticStateArtifact
 {
-    /** The logger for this class. */
-    private static Logger logger =
+    /** The log for this class. */
+    private static Logger log =
         Logger.getLogger(StaticMorphWidthArtifact.class);
 
     private static final String NAME = "morph-width";
@@ -67,10 +67,10 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("setup");
+        log.debug("setup");
 
-        if (logger.isDebugEnabled()) {
-            logger.debug(XMLUtils.toString(data));
+        if (log.isDebugEnabled()) {
+            log.debug(XMLUtils.toString(data));
         }
 
         String code = getDatacageIDValue(data);
@@ -94,7 +94,7 @@
     @Override
     protected void initStaticState() {
 
-        logger.debug("initStaticState " + getName() + " " + identifier());
+        log.debug("initStaticState " + getName() + " " + identifier());
 
         StaticState state = new StaticState(STATIC_STATE_NAME);
         DefaultOutput output = new DefaultOutput(
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/StaticWKmsArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/StaticWKmsArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/StaticWKmsArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -58,8 +58,8 @@
 extends      StaticD4EArtifact
 implements   FacetTypes, WaterLineArtifact
 {
-    /** The logger for this class. */
-    private static Logger logger =
+    /** The log for this class. */
+    private static Logger log =
         Logger.getLogger(StaticWKmsArtifact.class);
 
     private static final String NAME = "staticwkms";
@@ -86,7 +86,7 @@
      * Trivial Constructor.
      */
     public StaticWKmsArtifact() {
-        logger.debug("StaticWKmsArtifact.StaticWKmsArtifact");
+        log.debug("StaticWKmsArtifact.StaticWKmsArtifact");
     }
 
     @Override
@@ -106,12 +106,12 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("StaticWKmsArtifact.setup");
+        log.debug("StaticWKmsArtifact.setup");
 
         state = new StaticState(STATIC_STATE_NAME);
 
-        if (logger.isDebugEnabled()) {
-            logger.debug(XMLUtils.toString(data));
+        if (log.isDebugEnabled()) {
+            log.debug(XMLUtils.toString(data));
         }
 
         List<Facet> fs = new ArrayList<Facet>();
@@ -213,7 +213,7 @@
         Object context,
         CallMeta meta)
     {
-        logger.debug("StaticWKmsArtifact.initialize");
+        log.debug("StaticWKmsArtifact.initialize");
         D4EArtifact winfo = (D4EArtifact) artifact;
         // TODO: The river is of no interest, so far.
         addData("river", winfo.getData("river"));
@@ -273,7 +273,7 @@
      * @return WKms according to parameterization (can be null);
      */
     public WKms getWKms(int idx) {
-        logger.debug("StaticWKmsArtifact.getWKms");
+        log.debug("StaticWKmsArtifact.getWKms");
 
         return WKmsFactory.getWKms(
             Integer.parseInt(getDataAsString("col_pos")),
@@ -415,7 +415,7 @@
     public Lines.LineData getWaterLines(int idx, FastCrossSectionLine csl,
         double next, double prev, CallContext context
     ) {
-        logger.debug("getWaterLines(" + idx + ")/" + identifier());
+        log.debug("getWaterLines(" + idx + ")/" + identifier());
 
         List<Point2D> points = csl.getPoints();
 
@@ -436,7 +436,7 @@
         }
 
         if (wAtKm == -1 || Double.isNaN(wAtKm)) {
-            logger.warn("Waterlevel at km " + km + " unknown.");
+            log.warn("Waterlevel at km " + km + " unknown.");
             return new Lines.LineData(new double[][] {{}}, 0d, 0d);
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/StaticWQKmsArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/StaticWQKmsArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/StaticWQKmsArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -50,8 +50,8 @@
 extends      StaticD4EArtifact
 implements   FacetTypes, WaterLineArtifact
 {
-    /** The logger for this class. */
-    private static Logger logger =
+    /** The log for this class. */
+    private static Logger log =
         Logger.getLogger(StaticWQKmsArtifact.class);
 
     public static final String STATIC_STATE_NAME =
@@ -79,7 +79,7 @@
      * Trivial Constructor.
      */
     public StaticWQKmsArtifact() {
-        logger.debug("StaticWQKmsArtifact.StaticWQKmsArtifact");
+        log.debug("StaticWQKmsArtifact.StaticWQKmsArtifact");
     }
 
 
@@ -99,11 +99,11 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("StaticWQKmsArtifact.setup");
+        log.debug("StaticWQKmsArtifact.setup");
 
         // Store the 'ids' (from datacage).
-        if (logger.isDebugEnabled()) {
-            logger.debug("StaticWQKmsArtifact.setup" + XMLUtils.toString(data));
+        if (log.isDebugEnabled()) {
+            log.debug("StaticWQKmsArtifact.setup" + XMLUtils.toString(data));
         }
 
         String code = getDatacageIDValue(data);
@@ -141,7 +141,7 @@
         Object context,
         CallMeta meta)
     {
-        logger.debug("StaticWQKmsArtifact.initialize");
+        log.debug("StaticWQKmsArtifact.initialize");
         D4EArtifact flys = (D4EArtifact) artifact;
         // TODO: The river is of no interest, so far., also use importData
         importData(flys, "river");
@@ -151,11 +151,11 @@
         DefaultState state = (DefaultState) getCurrentState(context);
         state.computeInit(this, hash(), context, meta, fs);
         if (!fs.isEmpty()) {
-            logger.debug("Facets to add in StaticWQKmsArtifact.initialize .");
+            log.debug("Facets to add in StaticWQKmsArtifact.initialize .");
             addFacets(getCurrentStateId(), fs);
         }
         else {
-            logger.debug("No facets to add in StaticWQKmsArtifact.initialize ("
+            log.debug("No facets to add in StaticWQKmsArtifact.initialize ("
                 + state.getID() + ").");
         }
     }
@@ -166,7 +166,7 @@
      * @return WQKms according to parameterization (can be null);
      */
     public WQKms getWQKms() {
-        logger.debug("StaticWQKmsArtifact.getWQKms");
+        log.debug("StaticWQKmsArtifact.getWQKms");
 
         int col = Integer.parseInt(getDataAsString("col_pos"));
         int wst = Integer.parseInt(getDataAsString("wst_id"));
@@ -202,7 +202,7 @@
     public Lines.LineData getWaterLines(int idx, FastCrossSectionLine csl,
         double next, double prev, CallContext context
     ) {
-        logger.debug("getWaterLines(" + idx + ")/" + identifier());
+        log.debug("getWaterLines(" + idx + ")/" + identifier());
 
         List<Point2D> points = csl.getPoints();
 
@@ -225,7 +225,7 @@
         //}
 
         if (wAtKm == -1 || Double.isNaN(wAtKm)) {
-            logger.warn("Waterlevel at km " + km + " unknown.");
+            log.warn("Waterlevel at km " + km + " unknown.");
             return new Lines.LineData(new double[][] {{}}, 0d, 0d);
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WINFOArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WINFOArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WINFOArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -72,8 +72,8 @@
 extends      D4EArtifact
 implements   FacetTypes, WaterLineArtifact {
 
-    /** The logger for this class. */
-    private static Logger logger = Logger.getLogger(WINFOArtifact.class);
+    /** The log for this class. */
+    private static Logger log = Logger.getLogger(WINFOArtifact.class);
 
     /** The name of the artifact. */
     public static final String ARTIFACT_NAME = "winfo";
@@ -193,7 +193,7 @@
      */
     public CalculationResult getWaterlevelData(CallContext context)
     {
-        logger.debug("WINFOArtifact.getWaterlevelData");
+        log.debug("WINFOArtifact.getWaterlevelData");
 
         String calculationMode = getDataAsString("calculation_mode");
 
@@ -212,7 +212,7 @@
                     this.compute(context, ComputeType.ADVANCE, true);
             }
             else {
-                logger.warn("Unhandled calculation_mode " + calculationMode);
+                log.warn("Unhandled calculation_mode " + calculationMode);
             }
         }
 
@@ -234,7 +234,7 @@
         Calculation report = new Calculation();
 
         if (qs == null) {
-            logger.debug("Determine Q values based on a set of W values.");
+            log.debug("Determine Q values based on a set of W values.");
             qSel = false;
             ws   = getWs();
             double [][] qws = getQsForWs(ws);
@@ -263,7 +263,7 @@
 
         if (isFreeQ() || isFreeW()) {
             refKm = range[0];
-            logger.debug("'free' calculation (km " + refKm + ")");
+            log.debug("'free' calculation (km " + refKm + ")");
         }
         else {
             Gauge gauge = river.determineGaugeByPosition(range[0]);
@@ -274,7 +274,7 @@
 
             refKm = gauge.getStation().doubleValue();
 
-            logger.debug(
+            log.debug(
                 "reference gauge: " + gauge.getName() + " (km " + refKm + ")");
         }
 
@@ -300,7 +300,7 @@
         double        refKm,
         Calculation   report
     ) {
-        logger.info("WINFOArtifact.computeWaterlevelData");
+        log.info("WINFOArtifact.computeWaterlevelData");
 
         Calculation1 calc1 = new Calculation1(kms, qs, ws, refKm);
 
@@ -318,7 +318,7 @@
      * @return the data computed by a duration curve computation.
      */
     public CalculationResult getDurationCurveData() {
-        logger.debug("WINFOArtifact.getDurationCurveData");
+        log.debug("WINFOArtifact.getDurationCurveData");
 
         River r = RiverUtils.getRiver(this);
 
@@ -361,7 +361,7 @@
         WstValueTable wst,
         double        location)
     {
-        logger.info("WINFOArtifact.computeDurationCurveData");
+        log.info("WINFOArtifact.computeDurationCurveData");
 
         Object[] obj = gauge.fetchDurationCurveData();
 
@@ -382,7 +382,7 @@
     public CalculationResult getComputedDischargeCurveData()
     throws NullPointerException
     {
-        logger.debug("WINFOArtifact.getComputedDischargeCurveData");
+        log.debug("WINFOArtifact.getComputedDischargeCurveData");
 
         River r = RiverUtils.getRiver(this);
 
@@ -420,7 +420,7 @@
         WstValueTable wst,
         double location)
     {
-        logger.info("WINFOArtifact.computeDischargeCurveData");
+        log.info("WINFOArtifact.computeDischargeCurveData");
 
         Calculation2 calculation = new Calculation2(location);
 
@@ -481,16 +481,16 @@
         StateData sd = getData("reference_startpoint");
 
         if (sd == null) {
-            logger.warn("no reference start given.");
+            log.warn("no reference start given.");
             return null;
         }
 
-        logger.debug("Reference start km given: " + sd.getValue());
+        log.debug("Reference start km given: " + sd.getValue());
 
         String input = (String) sd.getValue();
 
         if (input == null || (input = input.trim()).length() == 0) {
-            logger.warn("reference start string is empty.");
+            log.warn("reference start string is empty.");
             return null;
         }
 
@@ -498,7 +498,7 @@
             return Double.valueOf(input);
         }
         catch (NumberFormatException nfe) {
-            logger.warn("reference start string is not numeric.");
+            log.warn("reference start string is not numeric.");
         }
 
         return null;
@@ -512,17 +512,17 @@
         StateData sd = getData("reference_endpoint");
 
         if (sd == null) {
-            logger.warn("no reference end given.");
+            log.warn("no reference end given.");
             return null;
         }
         else {
-            logger.debug("Reference end km : " + sd.getValue());
+            log.debug("Reference end km : " + sd.getValue());
         }
 
         String input = (String) sd.getValue();
 
         if (input == null || (input = input.trim()).length() == 0) {
-            logger.warn("reference end string is empty.");
+            log.warn("reference end string is empty.");
             return null;
         }
 
@@ -536,7 +536,7 @@
                 }
             }
             catch (NumberFormatException nfe) {
-                logger.warn("reference end string is not numeric.");
+                log.warn("reference end string is not numeric.");
             }
         }
 
@@ -560,7 +560,7 @@
         WQCKms triple = (WQCKms) wqckms[idx-1];
 
         if (triple.size() == 0) {
-            logger.warn("Calculation of c/waterline is empty.");
+            log.warn("Calculation of c/waterline is empty.");
             return Lines.createWaterLines(points, 0.0f);
         }
 
@@ -595,7 +595,7 @@
     @Override
     public Lines.LineData getWaterLines(int idx, FastCrossSectionLine csl,
         double nextIgnored, double prevIgnored, CallContext context) {
-        logger.debug("getWaterLines(" + idx + ")");
+        log.debug("getWaterLines(" + idx + ")");
 
         List<Point2D> points = csl.getPoints();
 
@@ -611,12 +611,12 @@
         }
 
         if (wqkms.length == 0) {
-            logger.error("No WQKms found.");
+            log.error("No WQKms found.");
             return Lines.createWaterLines(points, 0.0f);
         }
 
         if (wqkms.length <= idx) {
-            logger.error("getWaterLines() requested index ("
+            log.error("getWaterLines() requested index ("
                          + idx + " not found.");
             return waterLineC(idx, csl);
         }
@@ -628,7 +628,7 @@
         double wishKM = csl.getKm();
 
         if (triple.size() == 0) {
-            logger.warn("Calculation of waterline is empty.");
+            log.warn("Calculation of waterline is empty.");
             return Lines.createWaterLines(points, 0.0f);
         }
 
@@ -638,7 +638,7 @@
         if (wishKM < min_km || wishKM > max_km) {
             // TODO Does this have to be done in the other WaterlineArtifact
             //      implementations, too?
-            logger.warn("Will not extrapolate waterlevels.");
+            log.warn("Will not extrapolate waterlevels.");
             return Lines.createWaterLines(points, 0.0f);
         }
 
@@ -672,36 +672,36 @@
     public double [][] getQsForWs(double[] ws) {
 
         if (ws == null) {
-            logger.error("getQsForWs: ws == null");
+            log.error("getQsForWs: ws == null");
             return null;
         }
 
-        boolean debug = logger.isDebugEnabled();
+        boolean debug = log.isDebugEnabled();
 
         if (debug) {
-            logger.debug("D4EArtifact.getQsForWs");
+            log.debug("D4EArtifact.getQsForWs");
         }
 
         River r = RiverUtils.getRiver(this);
         if (r == null) {
-            logger.warn("no river found");
+            log.warn("no river found");
             return null;
         }
 
         RangeAccess rangeAccess = new RangeAccess(this);
         double [] range = rangeAccess.getKmRange();
         if (range == null) {
-            logger.warn("no ranges found");
+            log.warn("no ranges found");
             return null;
         }
 
         if (isFreeW()) {
-            logger.debug("Bezugslinienverfahren I: W auf freier Strecke");
+            log.debug("Bezugslinienverfahren I: W auf freier Strecke");
             // The simple case of the "Bezugslinienverfahren"
             // "W auf freier Strecke".
             WstValueTable wst = WstValueTableFactory.getTable(r);
             if (wst == null) {
-                logger.warn("no wst value table found");
+                log.warn("no wst value table found");
                 return null;
             }
             double km = range[0];
@@ -714,7 +714,7 @@
             for (int i = 0; i < ws.length; ++i) {
                 double w = ws[i];
                 if (debug) {
-                    logger.debug("getQsForWs: lookup Q for W: " + w);
+                    log.debug("getQsForWs: lookup Q for W: " + w);
                 }
                 // There could bemore than one Q per W.
                 double [] qs = wst.findQsForW(km, w);
@@ -726,7 +726,7 @@
             }
 
             if (debug) {
-                logger.debug("getQsForWs: number of Qs: " + outQs.size());
+                log.debug("getQsForWs: number of Qs: " + outQs.size());
             }
 
             return new double [][] {
@@ -735,23 +735,23 @@
         }
 
         if (debug) {
-            logger.debug("range: " + Arrays.toString(range));
+            log.debug("range: " + Arrays.toString(range));
         }
 
         Gauge g = r.determineGaugeByPosition(range[0]);
         if (g == null) {
-            logger.warn("no gauge found for km: " + range[0]);
+            log.warn("no gauge found for km: " + range[0]);
             return null;
         }
 
         if (debug) {
-            logger.debug("convert w->q with gauge '" + g.getName() + "'");
+            log.debug("convert w->q with gauge '" + g.getName() + "'");
         }
 
         DischargeTable dt = g.fetchMasterDischargeTable();
 
         if (dt == null) {
-            logger.warn("No master discharge table found for gauge '"
+            log.warn("No master discharge table found for gauge '"
                 + g.getName() + "'");
             return null;
         }
@@ -765,13 +765,13 @@
 
         for (int i = 0; i < ws.length; i++) {
             if (Double.isNaN(ws[i])) {
-                logger.warn("W is NaN: ignored");
+                log.warn("W is NaN: ignored");
                 continue;
             }
             double [] qs = DischargeTables.getQsForW(values, ws[i]);
 
             if (qs.length == 0) {
-                logger.warn("No Qs found for W = " + ws[i]);
+                log.warn("No Qs found for W = " + ws[i]);
             }
             else {
                 for (double q: qs) {
@@ -798,7 +798,7 @@
         StateData mode = getData("ld_mode");
 
         if (mode == null) {
-            logger.warn("No mode location/range chosen. Defaults to range.");
+            log.warn("No mode location/range chosen. Defaults to range.");
             return true;
         }
 
@@ -835,7 +835,7 @@
         StateData dStep = getData("ld_step");
 
         if (dStep == null) {
-            logger.warn("No step width given. Cannot compute Kms.");
+            log.warn("No step width given. Cannot compute Kms.");
             return null;
         }
 
@@ -936,7 +936,7 @@
             }
         }
         else {
-            logger.warn("You try to get Qs, but W has been inserted.");
+            log.warn("You try to get Qs, but W has been inserted.");
             return null;
         }
     }
@@ -980,7 +980,7 @@
         StateData mode  = getData("wq_isfree");
         String    value = (mode != null) ? (String) mode.getValue() : null;
 
-        logger.debug("isFreeQ: " + value);
+        log.debug("isFreeQ: " + value);
 
         return value != null && Boolean.valueOf(value);
     }
@@ -1000,7 +1000,7 @@
             return getWQForDist(range);
         }
 
-        logger.warn("You try to get Qs, but Ws has been inserted.");
+        log.warn("You try to get Qs, but Ws has been inserted.");
         return null;
     }
 
@@ -1017,7 +1017,7 @@
             return getWQForDist(range);
         }
 
-        logger.warn("You try to get Ws, but Qs has been inserted.");
+        log.warn("You try to get Ws, but Qs has been inserted.");
         return null;
     }
 
@@ -1038,7 +1038,7 @@
             }
         }
         else {
-            logger.warn("You try to get Ws, but Q has been inserted.");
+            log.warn("You try to get Ws, but Q has been inserted.");
             return null;
         }
     }
@@ -1052,11 +1052,11 @@
      * @return an array of W or Q values.
      */
     protected double[] getWQForDist(double[] dist) {
-        logger.debug("Search wq values for range: " + dist[0] + " - " + dist[1]);
+        log.debug("Search wq values for range: " + dist[0] + " - " + dist[1]);
         StateData data = getData("wq_values");
 
         if (data == null) {
-            logger.warn("Missing wq values!");
+            log.warn("Missing wq values!");
             return null;
         }
 
@@ -1080,7 +1080,7 @@
                         res[i] = Double.parseDouble(values[i]);
                     }
                     catch (NumberFormatException nfe) {
-                        logger.warn(nfe, nfe);
+                        log.warn(nfe, nfe);
                     }
                 }
 
@@ -1088,7 +1088,7 @@
             }
         }
 
-        logger.warn("Specified range for WQ not found!");
+        log.warn("Specified range for WQ not found!");
 
         return null;
     }
@@ -1105,7 +1105,7 @@
         StateData dTo   = getData("wq_to");
 
         if (dFrom == null || dTo == null) {
-            logger.warn("Missing start or end value for range.");
+            log.warn("Missing start or end value for range.");
             return null;
         }
 
@@ -1115,7 +1115,7 @@
         StateData dStep = getData("wq_step");
 
         if (dStep == null) {
-            logger.warn("No step width given. Cannot compute Qs.");
+            log.warn("No step width given. Cannot compute Qs.");
             return null;
         }
 
@@ -1142,7 +1142,7 @@
         StateData dSingle = getData("wq_single");
 
         if (dSingle == null) {
-            logger.warn("Cannot determine single WQ values. No data given.");
+            log.warn("Cannot determine single WQ values. No data given.");
             return null;
         }
 
@@ -1156,7 +1156,7 @@
                 values.add(Double.parseDouble(strValue));
             }
             catch (NumberFormatException nfe) {
-                logger.warn(nfe, nfe);
+                log.warn(nfe, nfe);
             }
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSBackgroundArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSBackgroundArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSBackgroundArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -25,7 +25,7 @@
 
     public static final String NAME = "wmsbackground";
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(WMSBackgroundArtifact.class);
 
 
@@ -37,7 +37,7 @@
 
     @Override
     protected void initialize(Artifact artifact, Object context, CallMeta meta) {
-        logger.debug("Initialize internal state with: "+ artifact.identifier());
+        log.debug("Initialize internal state with: "+ artifact.identifier());
 
         D4EArtifact flys = (D4EArtifact) artifact;
         addData("river", flys.getData("river"));
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSBuildingsArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSBuildingsArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSBuildingsArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -59,7 +59,7 @@
 
     public static class BuildingsState extends WMSDBState implements FacetTypes
     {
-        private static final Logger logger =
+        private static final Logger log =
             Logger.getLogger(BuildingsState.class);
 
         protected int riverId;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSDBArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSDBArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSDBArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,7 +33,7 @@
 
 public abstract class WMSDBArtifact extends StaticD4EArtifact {
 
-    private static final Logger logger = Logger.getLogger(WMSDBArtifact.class);
+    private static final Logger log = Logger.getLogger(WMSDBArtifact.class);
 
     @Override
     public void setup(
@@ -44,7 +44,7 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("WMSDBArtifact.setup");
+        log.debug("WMSDBArtifact.setup");
 
         super.setup(identifier, factory, context, callMeta, data, loadFacets);
 
@@ -100,7 +100,7 @@
 
 
     public static abstract class WMSDBState extends DefaultState {
-        private static final Logger logger = Logger.getLogger(WMSDBState.class);
+        private static final Logger log = Logger.getLogger(WMSDBState.class);
 
         protected D4EArtifact artifact;
 
@@ -124,7 +124,7 @@
             CallMeta     meta,
             List<Facet>  facets
         ) {
-            logger.debug("WMSDBState.computeInit");
+            log.debug("WMSDBState.computeInit");
 
             String type = getFacetType();
 
@@ -164,7 +164,7 @@
                     riverId = Integer.parseInt(rid);
                 }
                 catch (NumberFormatException nfe) {
-                    logger.error("Cannot parse river id from '" +
+                    log.error("Cannot parse river id from '" +
                             artifact.getDataAsString("ids") + "'");
                 }
             }
@@ -237,13 +237,13 @@
 
         @Override
         public void endOfLife(Artifact owner, Object context) {
-            logger.info("Destroy WMSDBState: " + getID());
+            log.info("Destroy WMSDBState: " + getID());
 
             String p = RiverUtils.getXPathString(RiverUtils.XPATH_FLOODMAP_SHAPEFILE_DIR);
             File dir = new File(p, owner.identifier());
 
             if (dir != null && dir.exists()) {
-                logger.debug("Try to delete directory '" + dir + "'");
+                log.debug("Try to delete directory '" + dir + "'");
 
                 FileTools.deleteRecursive(dir);
             }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSFixpointsArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSFixpointsArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSFixpointsArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
     public static final String NAME = "fixpoints";
 
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(WMSFixpointsArtifact.class);
 
 
@@ -63,7 +63,7 @@
 
     public static class FixpointsState extends WMSDBState implements FacetTypes
     {
-        private static final Logger logger =
+        private static final Logger log =
             Logger.getLogger(FixpointsState.class);
 
         protected int riverId;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSFloodmapsArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSFloodmapsArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSFloodmapsArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
     public static final String NAME = "floodmaps";
 
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(WMSFloodmapsArtifact.class);
 
 
@@ -63,7 +63,7 @@
 
     public static class FloodmapsState extends WMSDBState implements FacetTypes
     {
-        private static final Logger logger =
+        private static final Logger log =
             Logger.getLogger(FloodmapsState.class);
 
         protected int    riverId;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSFloodmarksArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSFloodmarksArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSFloodmarksArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
     public static final String NAME = "floodmarks";
 
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(WMSFloodmarksArtifact.class);
 
 
@@ -63,7 +63,7 @@
 
     public static class FloodmarksState extends WMSDBState implements FacetTypes
     {
-        private static final Logger logger =
+        private static final Logger log =
             Logger.getLogger(FloodmarksState.class);
 
         protected int riverId;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSFloodplainArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSFloodplainArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSFloodplainArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
     public static final String NAME = "floodplain";
 
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(WMSFloodplainArtifact.class);
 
 
@@ -63,7 +63,7 @@
 
     public static class FloodplainState extends WMSDBState implements FacetTypes
     {
-        private static final Logger logger =
+        private static final Logger log =
             Logger.getLogger(FloodplainState.class);
 
         protected int riverId;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSGaugeLocationArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSGaugeLocationArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSGaugeLocationArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,7 +33,7 @@
     public static final String NAME = "wmsgaugelocation";
 
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(WMSGaugeLocationArtifact.class);
 
 
@@ -65,7 +65,7 @@
 
     public static class WMSGaugeLocationState extends WMSDBState implements FacetTypes {
 
-        private static final Logger logger =
+        private static final Logger log =
             Logger.getLogger(WMSGaugeLocationState.class);
 
         protected Geometry geom;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSHWSLinesArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSHWSLinesArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSHWSLinesArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
     public static final String NAME = "hws_lines";
 
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(WMSHWSLinesArtifact.class);
 
 
@@ -63,7 +63,7 @@
 
     public static class HWSLinesState extends WMSDBState implements FacetTypes
     {
-        private static final Logger logger =
+        private static final Logger log =
             Logger.getLogger(HWSLinesState.class);
 
         protected int riverId;
@@ -82,7 +82,7 @@
                     riverId = Integer.parseInt(parts[0]);
                 }
                 catch (NumberFormatException nfe) {
-                    logger.error("Cannot parse river id from '" + parts[0] + "'");
+                    log.error("Cannot parse river id from '" + parts[0] + "'");
                 }
             }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSHWSPointsArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSHWSPointsArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSHWSPointsArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
     public static final String NAME = "hws_points";
 
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(WMSHWSPointsArtifact.class);
 
 
@@ -63,7 +63,7 @@
 
     public static class HWSPointsState extends WMSDBState implements FacetTypes
     {
-        private static final Logger logger =
+        private static final Logger log =
             Logger.getLogger(HWSPointsState.class);
 
         protected int riverId;
@@ -82,7 +82,7 @@
                     riverId = Integer.parseInt(parts[0]);
                 }
                 catch (NumberFormatException nfe) {
-                    logger.error("Cannot parse river id from '" + parts[0] + "'");
+                    log.error("Cannot parse river id from '" + parts[0] + "'");
                 }
             }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSHydrBoundaryArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSHydrBoundaryArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSHydrBoundaryArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
     public static final String NAME = "hydr_boundary";
 
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(WMSHydrBoundaryArtifact.class);
 
 
@@ -63,7 +63,7 @@
 
     public static class HydrBoundaryState extends WMSDBState implements FacetTypes
     {
-        private static final Logger logger =
+        private static final Logger log =
             Logger.getLogger(HydrBoundaryState.class);
 
         protected int riverId;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSHydrBoundaryPolyArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSHydrBoundaryPolyArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSHydrBoundaryPolyArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
     public static final String NAME = "hydr_boundary_poly";
 
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(WMSHydrBoundaryPolyArtifact.class);
 
 
@@ -63,7 +63,7 @@
 
     public static class HydrBoundaryPolyState extends WMSDBState implements FacetTypes
     {
-        private static final Logger logger =
+        private static final Logger log =
             Logger.getLogger(HydrBoundaryPolyState.class);
 
         protected int riverId;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSJettiesArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSJettiesArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSJettiesArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
     public static final String NAME = "jetties";
 
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(WMSJettiesArtifact.class);
 
 
@@ -63,7 +63,7 @@
 
     public static class JettiesState extends WMSDBState implements FacetTypes
     {
-        private static final Logger logger =
+        private static final Logger log =
             Logger.getLogger(JettiesState.class);
 
         protected int riverId;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSKmArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSKmArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSKmArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -39,7 +39,7 @@
     public static final String NAME = "wmskm";
 
 
-    private static final Logger logger = Logger.getLogger(WMSKmArtifact.class);
+    private static final Logger log = Logger.getLogger(WMSKmArtifact.class);
 
 
     @Override
@@ -51,7 +51,7 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("WMSKmArtifact.setup");
+        log.debug("WMSKmArtifact.setup");
 
         super.setup(identifier, factory, context, callMeta, data, loadFacets);
     }
@@ -85,7 +85,7 @@
 
     public static class WMSKmState extends WMSDBState implements FacetTypes {
 
-        private static final Logger logger = Logger.getLogger(WMSKmState.class);
+        private static final Logger log = Logger.getLogger(WMSKmState.class);
 
         protected Geometry geom;
         protected int      riverId;
@@ -103,7 +103,7 @@
                     riverId = Integer.parseInt(ids);
                 }
                 catch (NumberFormatException nfe) {
-                    logger.error("Cannot parse river id from '" + ids + "'");
+                    log.error("Cannot parse river id from '" + ids + "'");
                 }
             }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WMSQPSArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSQPSArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WMSQPSArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
     public static final String NAME = "qps";
 
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(WMSQPSArtifact.class);
 
 
@@ -63,7 +63,7 @@
 
     public static class WMSQPSState extends WMSDBState implements FacetTypes {
 
-        private static final Logger logger =
+        private static final Logger log =
             Logger.getLogger(WMSQPSState.class);
 
         public WMSQPSState(WMSDBArtifact artifact) {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WQKmsInterpolArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WQKmsInterpolArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WQKmsInterpolArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -47,8 +47,8 @@
 extends      StaticD4EArtifact
 implements   FacetTypes
 {
-    /** The logger for this class. */
-    private static Logger logger =
+    /** The log for this class. */
+    private static Logger log =
         Logger.getLogger(WQKmsInterpolArtifact.class);
 
     /** State name. */
@@ -72,7 +72,7 @@
      * Trivial Constructor.
      */
     public WQKmsInterpolArtifact() {
-        logger.debug("WQKmsInterpolArtifact.WQKmsInterpolArtifact");
+        log.debug("WQKmsInterpolArtifact.WQKmsInterpolArtifact");
     }
 
 
@@ -95,7 +95,7 @@
         Document        data,
         List<Class>     loadFacets)
     {
-        logger.debug("WQKmsInterpolArtifact.setup");
+        log.debug("WQKmsInterpolArtifact.setup");
 
         state = new StaticState(STATIC_STATE_NAME);
 
@@ -107,7 +107,7 @@
         if (code != null) {
             String [] parts = code.split("-");
 
-            logger.debug("WQKmsInterpolArtifact.setup: code " + code);
+            log.debug("WQKmsInterpolArtifact.setup: code " + code);
 
             if (parts.length >= 4) {
                 int wst = Integer.parseInt(parts[3]);
@@ -154,7 +154,7 @@
             }
         }
         else {
-            logger.warn("WQKmsInterpolArtifact: no code");
+            log.warn("WQKmsInterpolArtifact: no code");
         }
 
         spawnState();
@@ -193,7 +193,7 @@
         Object context,
         CallMeta meta)
     {
-        logger.debug("WQKmsInterpolArtifact.initialize");
+        log.debug("WQKmsInterpolArtifact.initialize");
         D4EArtifact winfo = (D4EArtifact) artifact;
         importData(winfo, "river");
         importData(winfo, "ld_locations");
@@ -267,7 +267,7 @@
             tmp != null ? tmp : 0);
 
         for (int x = 0; x < vs[1].length; x++) {
-            logger.debug("getWQAtKm: Q/W " + vs[0][x] + " / " + vs[1][x]);
+            log.debug("getWQAtKm: Q/W " + vs[0][x] + " / " + vs[1][x]);
         }
 
         return vs;
@@ -283,7 +283,7 @@
             return Integer.parseInt(val);
         }
         catch (NumberFormatException e) {
-            logger.warn("Could not get data " + dataName + " as int", e);
+            log.warn("Could not get data " + dataName + " as int", e);
             return 0;
         }
     }
@@ -329,8 +329,8 @@
      * @return WQKms according to parameterization (can be null);
      */
     public WQKms getWQKms(int idx) {
-        logger.debug("WQKmsInterpolArtifact.getWQKms");
-        logger.warn("Stub, getWQKms not yet implemented.");
+        log.debug("WQKmsInterpolArtifact.getWQKms");
+        log.warn("Stub, getWQKms not yet implemented.");
 
         return WQKmsFactory.getWQKms(
             Integer.parseInt(getDataAsString("col_pos")),
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/WaterlevelArtifact.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WaterlevelArtifact.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WaterlevelArtifact.java	Fri Sep 05 12:58:17 2014 +0200
@@ -35,8 +35,8 @@
  */
 public class WaterlevelArtifact extends WINFOArtifact {
 
-    /** The logger for this class. */
-    private static Logger logger = Logger.getLogger(WaterlevelArtifact.class);
+    /** The log for this class. */
+    private static Logger log = Logger.getLogger(WaterlevelArtifact.class);
 
     /** The name of the artifact. */
     public static final String ARTIFACT_NAME = "waterlevel";
@@ -73,7 +73,7 @@
             List<Facet> list = new ArrayList<Facet>();
             List<Facet> wlist = filterFacets.get(ChartType.LS);
             if (wlist == null) {
-                logger.warn("No matching filterfacets found");
+                log.warn("No matching filterfacets found");
                 dumpFilterFacets();
             } else {
                 for (Facet f: wlist) {
@@ -103,17 +103,17 @@
     {
         WINFOArtifact winfo = (WINFOArtifact) artifact;
         setData(winfo.cloneData());
-        logger.debug("Cloned data of winfo artifact.");
+        log.debug("Cloned data of winfo artifact.");
         // Statically add Facets.
         List<Facet> fs = new ArrayList<Facet>();
         DefaultState state = (DefaultState) getCurrentState(context);
         state.computeInit(this, hash(), context, meta, fs);
         if (!fs.isEmpty()) {
-            logger.debug("Facets to add in WaterlevelArtifact.initialize .");
+            log.debug("Facets to add in WaterlevelArtifact.initialize .");
             addFacets(getCurrentStateId(), fs);
         }
         else {
-            logger.debug("No facets to add in WaterlevelArtifact.initialize ("
+            log.debug("No facets to add in WaterlevelArtifact.initialize ("
                 + state.getID() + ").");
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/access/BedDifferencesAccess.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/access/BedDifferencesAccess.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/access/BedDifferencesAccess.java	Fri Sep 05 12:58:17 2014 +0200
@@ -21,7 +21,7 @@
 public class BedDifferencesAccess
 extends RiverAccess
 {
-    private static Logger logger = Logger.getLogger(BedDifferencesAccess.class);
+    private static Logger log = Logger.getLogger(BedDifferencesAccess.class);
 
     private String    yearEpoch;
     private String [] diffs;
@@ -40,8 +40,8 @@
     public String [] getDiffs() {
         if (diffs == null) {
             diffs = getString("diffids").split("#");
-            if (logger.isDebugEnabled()) {
-                logger.debug("diffs: " + Arrays.toString(diffs));
+            if (log.isDebugEnabled()) {
+                log.debug("diffs: " + Arrays.toString(diffs));
             }
         }
         return diffs;
@@ -57,8 +57,8 @@
                 String diff2 = StringUtil.unbracket(diffs[1 + 2*i]);
                 String[] diff1parts = diff1.split(";");
                 String[] diff2parts = diff2.split(";");
-                if (logger.isDebugEnabled()) {
-                    logger.debug("creating 2 artifacts." + diff1parts[0] + "; " + diff2parts[0]);
+                if (log.isDebugEnabled()) {
+                    log.debug("creating 2 artifacts." + diff1parts[0] + "; " + diff2parts[0]);
                 }
                 differenceArtifactIds[i][0] = diff1parts[0];
                 differenceArtifactIds[i][1] = diff2parts[0];
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/access/BedHeightAccess.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/access/BedHeightAccess.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/access/BedHeightAccess.java	Fri Sep 05 12:58:17 2014 +0200
@@ -19,7 +19,7 @@
 public class BedHeightAccess
 extends      RangeAccess
 {
-    private static final Logger logger = Logger.getLogger(BedHeightAccess.class);
+    private static final Logger log = Logger.getLogger(BedHeightAccess.class);
 
     private int[] singleIDs;
     private int[] epochIDs;
@@ -54,11 +54,11 @@
             String data = getString("soundings");
 
             if (data == null) {
-                logger.warn("No 'soundings' parameter specified!");
+                log.warn("No 'soundings' parameter specified!");
                 return null;
             }
             else {
-                logger.debug("getBedHeightSingleIDs(): data=" + data);
+                log.debug("getBedHeightSingleIDs(): data=" + data);
             }
 
             String[] parts = data.split(";");
@@ -76,7 +76,7 @@
                         }
                     }
                     catch (NumberFormatException nfe) {
-                        logger.warn("Cannot parse int from string: '" + tmp + "'");
+                        log.warn("Cannot parse int from string: '" + tmp + "'");
                     }
                 }
             }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/access/BedQualityAccess.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/access/BedQualityAccess.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/access/BedQualityAccess.java	Fri Sep 05 12:58:17 2014 +0200
@@ -25,7 +25,7 @@
 public class BedQualityAccess
 extends      RangeAccess {
 
-    private static final Logger logger = Logger
+    private static final Logger log = Logger
         .getLogger(BedQualityAccess.class);
 
     private List<String> bedDiameter;
@@ -90,10 +90,10 @@
         List<String> result = new LinkedList<String>();
         String[] diameter = value.split(";");
         for (String v : diameter) {
-            logger.debug("diameter: " + v);
+            log.debug("diameter: " + v);
             String[] parts = v.split("\\.");
             result.add(parts[parts.length - 1]);
-            logger.debug(parts[parts.length-1]);
+            log.debug(parts[parts.length-1]);
         }
         return result;
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/access/ExtremeAccess.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/access/ExtremeAccess.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/access/ExtremeAccess.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,8 +23,8 @@
 public class ExtremeAccess
 extends      RangeAccess
 {
-    /** Our private logger. */
-    private static Logger logger = Logger.getLogger(ExtremeAccess.class);
+    /** Our private log. */
+    private static Logger log = Logger.getLogger(ExtremeAccess.class);
 
     protected Long start;
     protected Long end;
@@ -48,8 +48,8 @@
             percent = getDouble("percent");
         }
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("percent: '" + percent + "'");
+        if (log.isDebugEnabled()) {
+            log.debug("percent: '" + percent + "'");
         }
 
         return percent;
@@ -60,8 +60,8 @@
             function = getString("function");
         }
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("function: '" + function + "'");
+        if (log.isDebugEnabled()) {
+            log.debug("function: '" + function + "'");
         }
 
         return function;
@@ -73,7 +73,7 @@
      * @return values of first suitable rangewithvalues or null.
      */
     public double[] getValuesForRange(double location) {
-        logger.debug("ExtemeAcces.getValuesForRange");
+        log.debug("ExtemeAcces.getValuesForRange");
         for (RangeWithValues rangeValues: getRanges()) {
             if (rangeValues.inside(location)) {
                 return rangeValues.getValues();
@@ -99,8 +99,8 @@
             });
         }
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("ranges: " + ranges);
+        if (log.isDebugEnabled()) {
+            log.debug("ranges: " + ranges);
         }
 
         return ranges;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/access/RangeAccess.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/access/RangeAccess.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/access/RangeAccess.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,7 +23,7 @@
 public class RangeAccess
 extends RiverAccess
 {
-    private static Logger logger = Logger.getLogger(RangeAccess.class);
+    private static Logger log = Logger.getLogger(RangeAccess.class);
 
     public static enum KM_MODE { RANGE, LOCATIONS, NONE };
 
@@ -104,7 +104,7 @@
                 locations.add(Double.parseDouble(l));
             }
             catch (NumberFormatException nfe) {
-                logger.debug(nfe.getLocalizedMessage(), nfe);
+                log.debug(nfe.getLocalizedMessage(), nfe);
             }
         }
 
@@ -128,12 +128,12 @@
             from = getDouble("ld_from");
         }
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("from from data: '" + from + "'");
+        if (log.isDebugEnabled()) {
+            log.debug("from from data: '" + from + "'");
         }
 
         if (from == null) {
-            logger.warn("No 'from' found. assume max of river.");
+            log.warn("No 'from' found. assume max of river.");
             return getRiver().determineMinMaxDistance()[0];
         }
 
@@ -147,12 +147,12 @@
             to = getDouble("ld_to");
         }
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("to from data: '" + to + "'");
+        if (log.isDebugEnabled()) {
+            log.debug("to from data: '" + to + "'");
         }
 
         if (to == null) {
-            logger.warn("No 'to' found. assume max of river.");
+            log.warn("No 'to' found. assume max of river.");
             return getRiver().determineMinMaxDistance()[1];
         }
 
@@ -167,8 +167,8 @@
             step = getDouble("ld_step");
         }
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("step: '" + step + "'");
+        if (log.isDebugEnabled()) {
+            log.debug("step: '" + step + "'");
         }
 
         return step;
@@ -190,7 +190,7 @@
                 double[] locs = getLocations();
                 // if no locations, nPE.
                 if (locs == null) {
-                    logger.warn("no locations to get km range from.");
+                    log.warn("no locations to get km range from.");
                     return new double[] { Double.NaN, Double.NaN };
                 }
                 return new double[] { locs[0], locs[locs.length-1] };
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/access/RiverAccess.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/access/RiverAccess.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/access/RiverAccess.java	Fri Sep 05 12:58:17 2014 +0200
@@ -20,7 +20,7 @@
 public class RiverAccess
 extends      Access
 {
-    /** Private logger. */
+    /** Private log. */
     private static Logger log = Logger.getLogger(RiverAccess.class);
 
     /** River name. */
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/access/SedimentLoadAccess.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/access/SedimentLoadAccess.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/access/SedimentLoadAccess.java	Fri Sep 05 12:58:17 2014 +0200
@@ -18,7 +18,7 @@
 public class SedimentLoadAccess
 extends      RangeAccess
 {
-    private static final Logger logger = Logger.getLogger(SedimentLoadAccess.class);
+    private static final Logger log = Logger.getLogger(SedimentLoadAccess.class);
 
     private String time;
     private String unit;
@@ -57,7 +57,7 @@
             Integer start = getInteger("start");
             Integer end = getInteger("end");
             if (start == null || end == null) {
-                logger.warn("No 'start' or 'end' parameter specified!");
+                log.warn("No 'start' or 'end' parameter specified!");
                 return null;
             }
 
@@ -81,7 +81,7 @@
         String data = getString("epochs");
 
         if (data == null) {
-            logger.warn("No 'epochs' parameter specified!");
+            log.warn("No 'epochs' parameter specified!");
             return null;
         }
 
@@ -98,7 +98,7 @@
                 epochs[i] = ints.toNativeArray();
             }
             catch (NumberFormatException nfe) {
-                logger.warn("Cannot parse int from string: '" + values + "'");
+                log.warn("Cannot parse int from string: '" + values + "'");
             }
         }
         return epochs;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/access/StaticSQRelationAccess.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/access/StaticSQRelationAccess.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/access/StaticSQRelationAccess.java	Fri Sep 05 12:58:17 2014 +0200
@@ -16,8 +16,8 @@
 public class StaticSQRelationAccess
 extends RiverAccess
 {
-    /** The logger that is used in this state. */
-    private static final Logger logger =
+    /** The log that is used in this state. */
+    private static final Logger log =
         Logger.getLogger(StaticSQRelationAccess.class);
 
     private String measurementStation;
@@ -31,8 +31,8 @@
         if (measurementStation == null) {
             measurementStation = getString("station");
         }
-        if (logger.isDebugEnabled()) {
-            logger.debug("measurement station: '" + measurementStation + "'");
+        if (log.isDebugEnabled()) {
+            log.debug("measurement station: '" + measurementStation + "'");
         }
         return measurementStation;
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/context/RiverContext.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/context/RiverContext.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/context/RiverContext.java	Fri Sep 05 12:58:17 2014 +0200
@@ -26,8 +26,8 @@
  */
 public class RiverContext extends DefaultArtifactContext {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(RiverContext.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(RiverContext.class);
 
     /** The key that is used to store the StateEngine in the context. */
     public static final String ARTIFACT_KEY =
@@ -112,7 +112,7 @@
         Pair<Class<OutGenerator>, Object> pair = generators.getGenerator(name);
 
         if (pair == null) {
-            logger.warn("No generator class found for " + name);
+            log.warn("No generator class found for " + name);
             return null;
         }
 
@@ -123,10 +123,10 @@
             return generator;
         }
         catch (InstantiationException ie) {
-            logger.error(ie, ie);
+            log.error(ie, ie);
         }
         catch (IllegalAccessException iae) {
-            logger.error(iae, iae);
+            log.error(iae, iae);
         }
 
         return null;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/context/RiverContextFactory.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/context/RiverContextFactory.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/context/RiverContextFactory.java	Fri Sep 05 12:58:17 2014 +0200
@@ -62,8 +62,8 @@
  */
 public class RiverContextFactory implements ArtifactContextFactory {
 
-    /** The logger that is used in this class. */
-    private static Logger logger = Logger.getLogger(RiverContextFactory.class);
+    /** The log that is used in this class. */
+    private static Logger log = Logger.getLogger(RiverContextFactory.class);
 
     /** The XPath to the artifacts configured in the configuration. */
     public static final String XPATH_ARTIFACTS =
@@ -207,7 +207,7 @@
         TransitionEngine engine = new TransitionEngine();
 
         List<Document> artifacts = getArtifactConfigurations(config);
-        logger.info("Found " + artifacts.size() + " artifacts in the config.");
+        log.info("Found " + artifacts.size() + " artifacts in the config.");
 
         for (Document doc: artifacts) {
 
@@ -218,14 +218,14 @@
                 doc, XPATH_TRANSITIONS, XPathConstants.NODESET);
 
             if (list == null) {
-                logger.warn("The artifact " + artName +
+                log.warn("The artifact " + artName +
                     " has no transitions configured.");
                 continue;
             }
 
             int trans = list.getLength();
 
-            logger.info(
+            log.info(
                 "Artifact '" + artName + "' has " + trans + " transitions.");
 
             for (int i = 0; i < trans; i++) {
@@ -264,7 +264,7 @@
 
             File file = new File(xlink);
             if (!file.isFile() || !file.canRead()) {
-                logger.warn("Artifact configuration '" + file + "' not found.");
+                log.warn("Artifact configuration '" + file + "' not found.");
                 continue;
             }
 
@@ -287,7 +287,7 @@
         StateEngine engine = new StateEngine();
 
         List<Document> artifacts = getArtifactConfigurations(config);
-        logger.info("Found " + artifacts.size() + " artifacts in the config.");
+        log.info("Found " + artifacts.size() + " artifacts in the config.");
 
         for (Document doc: artifacts) {
             List<State> states = new ArrayList<State>();
@@ -299,14 +299,14 @@
                 doc, XPATH_STATES, XPathConstants.NODESET);
 
             if (stateList == null) {
-                logger.warn("The artifact " + artName +
+                log.warn("The artifact " + artName +
                     " has no states configured.");
                 continue;
             }
 
             int count = stateList.getLength();
 
-            logger.info(
+            log.info(
                 "Artifact '" + artName + "' has " + count + " states.");
 
             for (int i = 0; i < count; i++) {
@@ -337,11 +337,11 @@
         int num = outGenerators == null ? 0 : outGenerators.getLength();
 
         if (num == 0) {
-            logger.warn("No output generators configured in this application.");
+            log.warn("No output generators configured in this application.");
             return;
         }
 
-        logger.info("Found " + num + " configured output generators.");
+        log.info("Found " + num + " configured output generators.");
 
         GeneratorLookup generators = new GeneratorLookup();
 
@@ -364,7 +364,7 @@
                 generatorClass = (Class<OutGenerator>)Class.forName(clazz);
             }
             catch (ClassNotFoundException cnfe) {
-                logger.error(cnfe, cnfe);
+                log.error(cnfe, cnfe);
                 continue;
             }
 
@@ -378,13 +378,13 @@
                     cfg = ec.convert(item);
                 }
                 catch (ClassNotFoundException cnfe) {
-                    logger.error(cnfe, cnfe);
+                    log.error(cnfe, cnfe);
                 }
                 catch (InstantiationException ie) {
-                    logger.error(ie);
+                    log.error(ie);
                 }
                 catch (IllegalAccessException iae) {
-                    logger.error(iae);
+                    log.error(iae);
                 }
             }
 
@@ -396,7 +396,7 @@
             }
         }
 
-        logger.info("Successfully loaded " + idx + " output generators.");
+        log.info("Successfully loaded " + idx + " output generators.");
         context.put(RiverContext.OUTGENERATORS_KEY, generators);
         context.put(RiverContext.FACETFILTER_KEY, generators);
     }
@@ -410,7 +410,7 @@
      * @param context The RiverContext.
      */
     protected void configureThemes(Document config, RiverContext context) {
-        logger.debug("RiverContextFactory.configureThemes");
+        log.debug("RiverContextFactory.configureThemes");
 
         Document cfg = getThemeConfig(config);
 
@@ -420,10 +420,10 @@
         int groupNum = themeGroups != null ? themeGroups.getLength() : 0;
 
         if (groupNum == 0) {
-            logger.warn("There are no theme groups configured!");
+            log.warn("There are no theme groups configured!");
         }
 
-        logger.info("Found " + groupNum + " theme groups in configuration");
+        log.info("Found " + groupNum + " theme groups in configuration");
 
         List<ThemeGroup> groups = new ArrayList<ThemeGroup>();
 
@@ -435,11 +435,11 @@
             int num = themes != null ? themes.getLength() : 0;
 
             if (num == 0) {
-                logger.warn("There are no themes configured!");
+                log.warn("There are no themes configured!");
                 return;
             }
 
-            logger.info("Theme group has " + num + " themes.");
+            log.info("Theme group has " + num + " themes.");
 
             Map<String, Theme> theThemes = new HashMap<String, Theme>();
 
@@ -455,7 +455,7 @@
             String gName = themeGroup.getAttribute("name");
             groups.add(new ThemeGroup(gName, theThemes));
 
-            logger.info(
+            log.info(
                 "Initialized " + theThemes.size() + "/" + num + " themes " +
                 "of theme-group '" + gName + "'");
         }
@@ -477,14 +477,14 @@
 
         themeConfig = Config.replaceConfigDir(themeConfig);
 
-        logger.debug("Parse theme cfg: " + themeConfig);
+        log.debug("Parse theme cfg: " + themeConfig);
 
         return XMLUtils.parseDocument(new File(themeConfig));
     }
 
 
     protected void configureThemesMappings(Document cfg, RiverContext context) {
-        logger.debug("RiverContextFactory.configureThemesMappings");
+        log.debug("RiverContextFactory.configureThemesMappings");
 
         Document config = getThemeConfig(cfg);
 
@@ -494,7 +494,7 @@
         int num = mappings != null ? mappings.getLength() : 0;
 
         if (num == 0) {
-            logger.warn("No theme <--> facet mappins found!");
+            log.warn("No theme <--> facet mappins found!");
             return;
         }
 
@@ -523,7 +523,7 @@
             }
         }
 
-        logger.debug("Found " + mapping.size() + " theme mappings.");
+        log.debug("Found " + mapping.size() + " theme mappings.");
 
         context.put(RiverContext.THEME_MAPPING, mapping);
     }
@@ -554,7 +554,7 @@
             }
         }
 
-        logger.debug("Found " + riverWMS.size() + " river WMS.");
+        log.debug("Found " + riverWMS.size() + " river WMS.");
 
         context.put(RiverContext.RIVER_WMS, riverWMS);
     }
@@ -579,7 +579,7 @@
             String attrselected = e.getAttribute("selected");
             boolean selected = attrselected == null ? false :
                 attrselected.equalsIgnoreCase("true");
-            logger.debug("Loaded module " + modulename);
+            log.debug("Loaded module " + modulename);
             NodeList children = e.getChildNodes();
             List<String> rivers = new ArrayList<String>(children.getLength());
             for (int j = 0; j < children.getLength(); j++) {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/context/SessionCallContextListener.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/context/SessionCallContextListener.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/context/SessionCallContextListener.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,8 +31,8 @@
 
     public static final String SESSION_KEY = "context.session";
 
-    /** The logger that is used in this class.*/
-    private static Logger logger =
+    /** The log that is used in this class.*/
+    private static Logger log =
         Logger.getLogger(SessionCallContextListener.class);
 
 
@@ -51,7 +51,7 @@
      * @param context The CallContext.
      */
     public void init(CallContext context) {
-        logger.debug("SessionCallContextListener.init");
+        log.debug("SessionCallContextListener.init");
 
         Session session = SessionHolder.acquire();
 
@@ -65,7 +65,7 @@
      * @param context The CallContext.
      */
     public void close(CallContext context) {
-        logger.debug("SessionCallContextListener.close");
+        log.debug("SessionCallContextListener.close");
 
         Session session = (Session)context.getContextValue(SESSION_KEY);
         session.close();
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/datacage/DBConfig.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/datacage/DBConfig.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/datacage/DBConfig.java	Fri Sep 05 12:58:17 2014 +0200
@@ -17,7 +17,7 @@
 
 public class DBConfig
 {
-    private static Logger logger = Logger.getLogger(DBConfig.class);
+    private static Logger log = Logger.getLogger(DBConfig.class);
 
      /**
      * XPath to access the database driver within the global configuration.
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/datacage/templating/FunctionResolver.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/datacage/templating/FunctionResolver.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/datacage/templating/FunctionResolver.java	Fri Sep 05 12:58:17 2014 +0200
@@ -40,7 +40,7 @@
 public class FunctionResolver
 implements   XPathFunctionResolver
 {
-    /** Home logger. */
+    /** Home log. */
     private static Logger log = Logger.getLogger(FunctionResolver.class);
 
     public static final String FUNCTION_NAMESPACE_URI = "dc";
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/map/RiverMapfileGeneratorStarter.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/map/RiverMapfileGeneratorStarter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/map/RiverMapfileGeneratorStarter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,7 +23,7 @@
  */
 public class RiverMapfileGeneratorStarter implements LifetimeListener {
 
-    private static Logger logger = Logger.getLogger(RiverMapfileGeneratorStarter.class);
+    private static Logger log = Logger.getLogger(RiverMapfileGeneratorStarter.class);
 
     @Override
     public void setup(Document document) {
@@ -35,7 +35,7 @@
      */
     @Override
     public void systemUp(GlobalContext globalContext) {
-        logger.debug("systemUp()");
+        log.debug("systemUp()");
 
         RiverMapfileGenerator fmfg = new RiverMapfileGenerator();
         fmfg.generate();
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/AnnotationFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/AnnotationFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/AnnotationFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -40,7 +40,7 @@
 extends      DefaultFacet
 {
     /** Logger for this class. */
-    private static final Logger logger = Logger.getLogger(AnnotationFacet.class);
+    private static final Logger log = Logger.getLogger(AnnotationFacet.class);
 
 
     /**
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/AreaFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/AreaFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/AreaFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -36,7 +36,7 @@
 public class AreaFacet
 extends      DefaultFacet
 {
-    private static Logger logger = Logger.getLogger(AreaFacet.class);
+    private static Logger log = Logger.getLogger(AreaFacet.class);
 
     /**
      * Constructor, set (maybe localized) description and name.
@@ -54,7 +54,7 @@
      * @param context ignored
      */
     public Object getData(Artifact art, CallContext context) {
-        logger.debug("Get data for area.");
+        log.debug("Get data for area.");
 
         // Get information from artifact about which
         // info to grab from blackboard.
@@ -70,32 +70,32 @@
         List<DataProvider> providers = context.
             getDataProvider(artifact.getLowerDPKey());
         if (providers.size() < 1) {
-            logger.warn("No 'lower' provider given for area [" +
+            log.warn("No 'lower' provider given for area [" +
                 artifact.getLowerDPKey() + "]");
         }
         else {
             lowerData = providers.get(0).provideData(
                 artifact.getLowerDPKey(), null, context);
-            logger.debug("'Lower' data provider key for area [" +
+            log.debug("'Lower' data provider key for area [" +
                 artifact.getLowerDPKey() + "]");
             lowerFacetName = artifact.getLowerDPKey().split(":")[1];
         }
 
         providers = context.getDataProvider(artifact.getUpperDPKey());
         if (providers.size() < 1) {
-            logger.warn("No 'upper' provider given for area [" +
+            log.warn("No 'upper' provider given for area [" +
                 artifact.getUpperDPKey() + "]");
         }
         else {
             upperData = providers.get(0).provideData(
                 artifact.getUpperDPKey(), null, context);
-            logger.debug("'Upper' data provider key for area [" +
+            log.debug("'Upper' data provider key for area [" +
                 artifact.getUpperDPKey() + "]");
             upperFacetName = artifact.getUpperDPKey().split(":")[1];
         }
 
         if (upperData == null && lowerData == null) {
-            logger.warn("Not given 'upper' and 'lower' for area");
+            log.warn("Not given 'upper' and 'lower' for area");
         }
 
         return new Data(upperFacetName, lowerFacetName, lowerData, upperData,
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation1.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation1.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation1.java	Fri Sep 05 12:58:17 2014 +0200
@@ -15,7 +15,7 @@
 public class Calculation1
 extends      Calculation
 {
-    private static Logger logger = Logger.getLogger(Calculation1.class);
+    private static Logger log = Logger.getLogger(Calculation1.class);
 
     protected double [] kms;
     protected double [] qs;
@@ -62,7 +62,7 @@
             if (success) {
                 WQKms result = new WQKms(kms, oqs, ows, prefix + origData[i]);
                 if (oldNumProblems != newNumProblems) {
-                    logger.debug(
+                    log.debug(
                         qs[i] + " caused " + (newNumProblems-oldNumProblems) +
                         " new problem(s).");
                     result.removeNaNs();
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation2.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation2.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation2.java	Fri Sep 05 12:58:17 2014 +0200
@@ -20,7 +20,7 @@
 public class Calculation2
 extends      Calculation
 {
-    private static Logger logger = Logger.getLogger(Calculation2.class);
+    private static Logger log = Logger.getLogger(Calculation2.class);
 
     protected double km;
 
@@ -51,7 +51,7 @@
             pw.flush();
         }
         catch (IOException ioe) {
-            logger.error(ioe);
+            log.error(ioe);
         }
         finally {
             if (pw != null) {
@@ -62,21 +62,21 @@
 
     public CalculationResult calculate(WstValueTable wst) {
 
-        boolean debug = logger.isDebugEnabled();
+        boolean debug = log.isDebugEnabled();
 
         if (debug) {
-            logger.debug("Calculation2.calculate: km " + km);
+            log.debug("Calculation2.calculate: km " + km);
         }
 
         double [][] wqs = wst.interpolateWQ(km, this);
 
         if (debug) {
             if (hasProblems()) {
-                logger.debug("problems: " + problemsToString());
+                log.debug("problems: " + problemsToString());
             }
-            logger.debug("wqs: " + wqs);
+            log.debug("wqs: " + wqs);
             if (wqs != null && wqs[0] != null) {
-                logger.debug("wqs length: " + wqs[0].length);
+                log.debug("wqs length: " + wqs[0].length);
                 // TODO: Uncomment to see the data externally.
                 //dump(wqs);
             }
@@ -96,7 +96,7 @@
         WQKms wqkms = new WQKms(kms, qs, ws, String.valueOf(km));
 
         if (hasProblems()) {
-            logger.debug("found " + numProblems() + " problems.");
+            log.debug("found " + numProblems() + " problems.");
             wqkms.removeNaNs();
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation3.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation3.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation3.java	Fri Sep 05 12:58:17 2014 +0200
@@ -13,7 +13,7 @@
 public class Calculation3
 extends      Calculation
 {
-    private static Logger logger = Logger.getLogger(Calculation3.class);
+    private static Logger log = Logger.getLogger(Calculation3.class);
 
     protected double    km;
     protected int    [] days;
@@ -36,18 +36,18 @@
             addProblem(km, "cannot.find.ds");
         }
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Calculate duration curve data:");
-            logger.debug("    km       : " + km);
-            logger.debug("    num Days : " + (days != null ? days.length : 0));
-            logger.debug("    num Qs   : " + (qs != null ? qs.length : 0));
-            logger.debug("    result Ws: " + (ws != null ? ws.length : 0));
+        if (log.isDebugEnabled()) {
+            log.debug("Calculate duration curve data:");
+            log.debug("    km       : " + km);
+            log.debug("    num Days : " + (days != null ? days.length : 0));
+            log.debug("    num Qs   : " + (qs != null ? qs.length : 0));
+            log.debug("    result Ws: " + (ws != null ? ws.length : 0));
         }
 
         WQDay wqday = new WQDay(days, ws, qs);
 
         if (hasProblems()) {
-            logger.debug("calculation caused "+numProblems()+" problem(s).");
+            log.debug("calculation caused "+numProblems()+" problem(s).");
             wqday.removeNaNs();
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation4.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation4.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation4.java	Fri Sep 05 12:58:17 2014 +0200
@@ -30,7 +30,7 @@
 public class Calculation4
 extends      Calculation
 {
-    private static Logger logger = Logger.getLogger(Calculation4.class);
+    private static Logger log = Logger.getLogger(Calculation4.class);
 
     public static final double MINIMAL_STEP_WIDTH = 1e-5;
 
@@ -46,7 +46,7 @@
     }
 
     public Calculation4(Calculation4Access access) {
-        logger.debug("Calculation4Access.cnst");
+        log.debug("Calculation4Access.cnst");
         String        river    = access.getRiverName();
         List<Segment> segments = access.getSegments();
         double []     range    = access.getFromToStep();
@@ -100,21 +100,21 @@
     }
 
     protected CalculationResult innerCalculate(WstValueTable table) {
-        boolean debug = logger.isDebugEnabled();
+        boolean debug = log.isDebugEnabled();
 
         if (debug) {
-            logger.debug(
+            log.debug(
                 "calculate from " + from + " to " + to + " step " + step);
-            logger.debug("# segments: " + segments.size());
+            log.debug("# segments: " + segments.size());
             for (Segment segment: segments) {
-                logger.debug("  " + segment);
+                log.debug("  " + segment);
             }
         }
 
         int numResults = segments.get(0).values.length;
 
         if (numResults < 1) {
-            logger.debug("no values given");
+            log.debug("no values given");
             addProblem("no.values.given");
             return new CalculationResult(new WQKms[0], this);
         }
@@ -148,13 +148,13 @@
         ) {
             if (pos < s1.referencePoint || pos > s2.referencePoint) {
                 if (debug) {
-                    logger.debug("need to find new interval for " + pos);
+                    log.debug("need to find new interval for " + pos);
                 }
                 // find new interval
                 if (pos <= segments.get(0).referencePoint) {
                     // before first segment -> "gleichwertig"
                     if (debug) {
-                        logger.debug("before first segment -> gleichwertig");
+                        log.debug("before first segment -> gleichwertig");
                     }
                     Segment   first  = segments.get(0);
                     double [] values = first.values;
@@ -171,7 +171,7 @@
                 else if (pos >= segments.get(segments.size()-1).referencePoint) {
                     // after last segment -> "gleichwertig"
                     if (debug) {
-                        logger.debug("after last segment -> gleichwertig");
+                        log.debug("after last segment -> gleichwertig");
                     }
                     Segment   last   = segments.get(segments.size()-1);
                     double [] values = last.values;
@@ -188,14 +188,14 @@
                 else { // "ungleichwertig"
                     // find matching interval
                     if (debug) {
-                        logger.debug("in segments -> ungleichwertig");
+                        log.debug("in segments -> ungleichwertig");
                     }
                     s1 = s2 = null;
                     for (int i = 1, N = segments.size(); i < N; ++i) {
                         Segment si1 = segments.get(i-1);
                         Segment si  = segments.get(i);
                         if (debug) {
-                            logger.debug("check " + pos + " in " +
+                            log.debug("check " + pos + " in " +
                                 si1.referencePoint + " - " + si.referencePoint);
                         }
                         if (pos >= si1.referencePoint
@@ -236,7 +236,7 @@
                                     anchor.values[i], free.values[i]);
 
                             if (debug) {
-                                logger.debug(
+                                log.debug(
                                     anchor.referencePoint + ": " +
                                     qA + " -> " + functions[i].value(qA) +
                                     " / " + free.referencePoint + ": " +
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/CrossSectionFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/CrossSectionFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/CrossSectionFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -40,7 +40,7 @@
         = "crosssection.masterprofile.km.next";
 
 
-    private static Logger logger = Logger.getLogger(CrossSectionFacet.class);
+    private static Logger log = Logger.getLogger(CrossSectionFacet.class);
 
     protected ComputeType type;
 
@@ -98,7 +98,7 @@
             Object obj = super.provideBlackboardData(artifact, key, param,
                 context);
             if (obj == null) {
-                logger.warn("Cannot provide data for key: " + key);
+                log.warn("Cannot provide data for key: " + key);
             }
             return obj;
         }
@@ -111,7 +111,7 @@
      * @param context ignored
      */
     public Object getData(Artifact art, CallContext context) {
-        logger.debug("Get data for cross section");
+        log.debug("Get data for cross section");
 
         CrossSectionArtifact artifact = (CrossSectionArtifact)art;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/CrossSectionWaterLineFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/CrossSectionWaterLineFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/CrossSectionWaterLineFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,8 +32,8 @@
 extends      BlackboardDataFacet
 implements   FacetTypes {
 
-    /** Private logger to use. */
-    private static Logger logger =
+    /** Private log to use. */
+    private static Logger log =
         Logger.getLogger(CrossSectionWaterLineFacet.class);
 
 
@@ -58,12 +58,12 @@
      * Gets waterline (crossed with cross section) of waterlevel.
      */
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for cross section water line");
+        log.debug("Get data for cross section water line");
 
         List<DataProvider> providers = context.
             getDataProvider(CrossSectionFacet.BLACKBOARD_CS_MASTER_DATA);
         if (providers.size() < 1) {
-            logger.warn("Could not find Cross-Section data provider.");
+            log.warn("Could not find Cross-Section data provider.");
             return new Lines.LineData(new double[][] {}, 0d, 0d);
         }
 
@@ -80,7 +80,7 @@
             nextKm = new Double(-1d);
 
         if (!(artifact instanceof WaterLineArtifact)) {
-            logger.error("CrossSectionWaterLineFacet needs WaterLineArtifact");
+            log.error("CrossSectionWaterLineFacet needs WaterLineArtifact");
             return new Lines.LineData(new double[][] {}, 0d,0d);
         }
         WaterLineArtifact lineArtifact = (WaterLineArtifact) artifact;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/DifferenceCurveFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/DifferenceCurveFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/DifferenceCurveFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,7 +23,7 @@
  */
 public class DifferenceCurveFacet extends WaterlevelFacet {
 
-    private static Logger logger = Logger.getLogger(DifferenceCurveFacet.class);
+    private static Logger log = Logger.getLogger(DifferenceCurveFacet.class);
 
 
     public DifferenceCurveFacet() {
@@ -55,7 +55,7 @@
         WKms [] wkms = (WKms [])res.getData();
 
         WKms result = wkms[index];
-        logger.debug("Got difference curve data (" + result.getName()
+        log.debug("Got difference curve data (" + result.getName()
             + ") at index: " + index);
 
         return result;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/DischargeTables.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/DischargeTables.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/DischargeTables.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,7 +31,7 @@
 public class DischargeTables
 implements   Serializable
 {
-    /** Private logger. */
+    /** Private log. */
     private static Logger log = Logger.getLogger(DischargeTables.class);
 
     public static final int MASTER = 0;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/DurationCurveFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/DurationCurveFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/DurationCurveFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -30,7 +30,7 @@
  */
 public class DurationCurveFacet extends DefaultFacet {
 
-    private static Logger logger = Logger.getLogger(DurationCurveFacet.class);
+    private static Logger log = Logger.getLogger(DurationCurveFacet.class);
 
     /** Blackboard data provider key for durationcurve (wqday) data. */
     public static String BB_DURATIONCURVE = "durationcurve";
@@ -50,7 +50,7 @@
      * Expose state computation from WINFOArtifact.
      */
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for duration curve data");
+        log.debug("Get data for duration curve data");
 
         WINFOArtifact winfo = (WINFOArtifact)artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/FlowVelocityCalculation.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/FlowVelocityCalculation.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/FlowVelocityCalculation.java	Fri Sep 05 12:58:17 2014 +0200
@@ -26,26 +26,26 @@
 /** Calculate flow velocity. */
 public class FlowVelocityCalculation extends Calculation {
 
-    /** Own logger. */
-    private static final Logger logger =
+    /** Own log. */
+    private static final Logger log =
         Logger.getLogger(FlowVelocityCalculation.class);
 
 
     public CalculationResult calculate(FlowVelocityAccess access) {
-        logger.info("FlowVelocityCalculation.calculate");
+        log.info("FlowVelocityCalculation.calculate");
 
         int[] mainIds  = access.getMainChannels();
         int[] totalIds = access.getTotalChannels();
 
-        if (logger.isDebugEnabled()) {
+        if (log.isDebugEnabled()) {
             Artifact a = access.getArtifact();
-            logger.debug("Artifact '" + a.identifier() + "' contains:");
+            log.debug("Artifact '" + a.identifier() + "' contains:");
             if (mainIds != null) {
-                logger.debug("   " + mainIds.length + " main channel ids");
+                log.debug("   " + mainIds.length + " main channel ids");
             }
 
             if (totalIds != null) {
-                logger.debug("   " + totalIds.length + " total channel ids");
+                log.debug("   " + totalIds.length + " total channel ids");
             }
         }
 
@@ -100,7 +100,7 @@
     ) {
         String riverName = access.getRiverName();
         if (riverName == null) {
-            logger.warn("No river name found");
+            log.warn("No river name found");
             return Collections.<FlowVelocityModel>emptyList();
         }
 
@@ -124,7 +124,7 @@
         List<FlowVelocityModelValue> values =
             FlowVelocityModelValue.getValues(model, kmLo, kmHi);
 
-        logger.debug("Found " + values.size() + " values for model.");
+        log.debug("Found " + values.size() + " values for model.");
 
         for (FlowVelocityModelValue value: values) {
             data.addKM(value.getStation().doubleValue());
@@ -159,7 +159,7 @@
         double kmLo = access.getLowerKM();
         double kmHi = access.getUpperKM();
 
-        logger.debug("Prepare data for km range: " + kmLo + " - " + kmHi);
+        log.debug("Prepare data for km range: " + kmLo + " - " + kmHi);
 
         FlowVelocityData[] data = new FlowVelocityData[models.size()];
         for (int i = 0, n = models.size(); i < n; i++) {
@@ -170,7 +170,7 @@
             data[i] = d;
         }
 
-        logger.debug("Calculation contains " + data.length + " data items.");
+        log.debug("Calculation contains " + data.length + " data items.");
 
         return new CalculationResult(data, this);
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/FlowVelocityFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/FlowVelocityFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/FlowVelocityFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -24,7 +24,7 @@
  */
 public class FlowVelocityFacet extends DataFacet {
 
-    private static Logger logger = Logger.getLogger(FlowVelocityFacet.class);
+    private static Logger log = Logger.getLogger(FlowVelocityFacet.class);
 
     public FlowVelocityFacet() {
         // required for clone operation deepCopy()
@@ -46,7 +46,7 @@
 
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for flow velocity at index: " + index);
+        log.debug("Get data for flow velocity at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/FlowVelocityFilterFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/FlowVelocityFilterFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/FlowVelocityFilterFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,7 +28,7 @@
  */
 public class FlowVelocityFilterFacet extends DataFacet {
 
-    private static Logger logger = Logger.getLogger(FlowVelocityFilterFacet.class);
+    private static Logger log = Logger.getLogger(FlowVelocityFilterFacet.class);
 
     public FlowVelocityFilterFacet() {
         // required for clone operation deepCopy()
@@ -50,7 +50,7 @@
 
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for flow velocity at index: " + index);
+        log.debug("Get data for flow velocity at index: " + index);
 
         Double start = (Double)context.getContextValue("startkm");
         Double end = (Double)context.getContextValue("endkm");
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/GaugeDischargeFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/GaugeDischargeFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/GaugeDischargeFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -24,8 +24,8 @@
  */
 public class GaugeDischargeFacet extends DataFacet {
 
-    /** Private logger. */
-    private static final Logger logger =
+    /** Private log. */
+    private static final Logger log =
         Logger.getLogger(GaugeDischargeFacet.class);
 
 
@@ -73,13 +73,13 @@
      */
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        if (logger.isDebugEnabled()) {
-            logger.debug("Get data for discharge curves at index: " +
+        if (log.isDebugEnabled()) {
+            log.debug("Get data for discharge curves at index: " +
                 index + " / stateId: " + stateId);
         }
 
         if (stateId == null) {
-            logger.error("GaugeDischargeFacet.getData: stateId is null.");
+            log.error("GaugeDischargeFacet.getData: stateId is null.");
         }
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/HYKFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/HYKFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/HYKFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,8 +28,8 @@
 extends      DataFacet
 implements   FacetTypes {
 
-    /** House logger. */
-    private static Logger logger = Logger.getLogger(HYKFacet.class);
+    /** House log. */
+    private static Logger log = Logger.getLogger(HYKFacet.class);
 
     /** Trivial constructor, set (maybe localized) description. */
     public HYKFacet(int idx, String description) {
@@ -46,13 +46,13 @@
      */
      @Override
     public Object getData(Artifact art, CallContext context) {
-        logger.debug("HYKFacet.getData");
+        log.debug("HYKFacet.getData");
 
         String dataKey = CrossSectionFacet.BLACKBOARD_CS_MASTER_DATA;
 
         List<DataProvider> providers = context.getDataProvider(dataKey);
         if (providers.size() < 1) {
-            logger.warn("Could not find Cross-Section data provider to get master cs km.");
+            log.warn("Could not find Cross-Section data provider to get master cs km.");
             return null;
         }
 
@@ -60,12 +60,12 @@
             .provideData(dataKey, null, context);
 
         if(crossSection == null) {
-            logger.debug("getData: crossSection is null");
+            log.debug("getData: crossSection is null");
             return null;
         }
 
         double km = crossSection.getKm();
-        logger.debug("HYKFacet.getData: Master Cross Section is at km: " + km);
+        log.debug("HYKFacet.getData: Master Cross Section is at km: " + km);
 
         // Set this km at hyk artifact to be evaluated.
         HYKArtifact hyk = (HYKArtifact) art;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/HYKFactory.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/HYKFactory.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/HYKFactory.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,7 +33,7 @@
  */
 public class HYKFactory
 {
-    private static Logger logger = Logger.getLogger(HYKFactory.class);
+    private static Logger log = Logger.getLogger(HYKFactory.class);
 
     public static String HYK_CACHE_NAME = "hykache";
 
@@ -47,7 +47,7 @@
      * Get List of Zones for given river and km.
      */
     public static Object getHYKs(int hykid, double km) {
-        logger.debug("HYKFactory.getHYKs");
+        log.debug("HYKFactory.getHYKs");
 
         Cache cache = CacheFactory.getCache(HYK_CACHE_NAME);
 
@@ -57,7 +57,7 @@
             cacheKey = "" + hykid + "_" + km;
             Element element = cache.get(cacheKey);
             if (element != null) {
-                logger.debug("Got hyk from cache");
+                log.debug("Got hyk from cache");
                 return element.getValue();
             }
         }
@@ -68,7 +68,7 @@
         List<Zone> zones = getZonesUncached(hykid, km);
 
         if (zones != null && cacheKey != null) {
-            logger.debug("Store hykzones in cache.");
+            log.debug("Store hykzones in cache.");
             Element element = new Element(cacheKey, zones);
             cache.put(element);
         }
@@ -79,7 +79,7 @@
 
     /** Return name for hyk with given id. */
     public static String getHykName(int hykid) {
-        logger.debug("HYKFactory.getHykName " + hykid);
+        log.debug("HYKFactory.getHykName " + hykid);
 
         Session session = SessionHolder.HOLDER.get();
 
@@ -98,8 +98,8 @@
      * @return according zones.
      */
     public static List<Zone> getZonesUncached(int hykid, double km) {
-        if (logger.isDebugEnabled()) {
-            logger.debug("HYKFactory.getZoneUncached " + hykid + " km " + km);
+        if (log.isDebugEnabled()) {
+            log.debug("HYKFactory.getZoneUncached " + hykid + " km " + km);
         }
 
         Session session = SessionHolder.HOLDER.get();
@@ -162,21 +162,21 @@
         sqlQuery.setDouble("flowDir", flowDir);
         sqlQuery.setDouble("km", km);
 
-        boolean debug = logger.isDebugEnabled();
+        boolean debug = log.isDebugEnabled();
 
         if (debug) {
-            logger.debug("HYK SQL: " + sqlQuery.getQueryString());
+            log.debug("HYK SQL: " + sqlQuery.getQueryString());
         }
 
         List<Object[]> results = sqlQuery.list();
 
         if (debug) {
-            logger.debug("Found " + results.size() + " HYKFormation IDs in DB.");
+            log.debug("Found " + results.size() + " HYKFormation IDs in DB.");
         }
 
         if (results == null || results.isEmpty()) {
             if (debug) {
-                logger.debug("No HYK found for ID " + hykid + " at km " + km);
+                log.debug("No HYK found for ID " + hykid + " at km " + km);
             }
             return new ArrayList<HYKFormation>();
         }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/HistoricalDischargeDifferenceFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/HistoricalDischargeDifferenceFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/HistoricalDischargeDifferenceFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -24,7 +24,7 @@
 public class HistoricalDischargeDifferenceFacet
 extends      HistoricalDischargeFacet
 {
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(HistoricalDischargeDifferenceFacet.class);
 
 
@@ -52,8 +52,8 @@
 
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        if (logger.isDebugEnabled()) {
-            logger.debug("Get data for historical discharge difference curves" +
+        if (log.isDebugEnabled()) {
+            log.debug("Get data for historical discharge difference curves" +
                 " at index: " + index + " / stateId: " + stateId);
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/HistoricalDischargeFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/HistoricalDischargeFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/HistoricalDischargeFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -24,7 +24,7 @@
  */
 public class HistoricalDischargeFacet extends DataFacet {
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(HistoricalDischargeFacet.class);
 
 
@@ -63,8 +63,8 @@
 
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        if (logger.isDebugEnabled()) {
-            logger.debug("Get data for historical discharge curves at index: " +
+        if (log.isDebugEnabled()) {
+            log.debug("Get data for historical discharge curves at index: " +
                 index + " / stateId: " + stateId);
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/MainValuesQFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/MainValuesQFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/MainValuesQFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -35,8 +35,8 @@
 extends      DefaultFacet
 implements   FacetTypes {
 
-    /** Own logger. */
-    private static Logger logger = Logger.getLogger(MainValuesQFacet.class);
+    /** Own log. */
+    private static Logger log = Logger.getLogger(MainValuesQFacet.class);
 
     /** Do we want MainValues at Gauge (not interpolated)? */
     protected boolean isAtGauge;
@@ -63,8 +63,8 @@
         if (day != null) {
             annotation.setHitPoint(day.floatValue());
         }
-        else if (logger.isDebugEnabled()) {
-            logger.debug("StickyAnnotation does not hit wqday curve: " + q);
+        else if (log.isDebugEnabled()) {
+            log.debug("StickyAnnotation does not hit wqday curve: " + q);
         }
     }
 
@@ -89,7 +89,7 @@
         List<DataProvider> providers = context.
             getDataProvider(DurationCurveFacet.BB_DURATIONCURVE);
         if (providers.size() < 1) {
-            logger.warn("Could not find durationcurve data provider.");
+            log.warn("Could not find durationcurve data provider.");
             // Do we have a current km in context?
             // If so, we are likely fetching data for a navigable
             // diagram (i.e. in fixation branch).
@@ -113,7 +113,7 @@
         if (this.name.equals(DURATION_MAINVALUES_Q)) {
             for (NamedDouble q: qs) {
                 if (Double.isNaN(q.getValue())) {
-                    logger.warn("NaN MainValue " + q.getName());
+                    log.warn("NaN MainValue " + q.getName());
                     continue;
                 }
                 annotation =
@@ -131,7 +131,7 @@
         else {
             for (NamedDouble q: qs) {
                 if (Double.isNaN(q.getValue())) {
-                    logger.warn("NaN MainValue " + q.getName());
+                    log.warn("NaN MainValue " + q.getName());
                     continue;
                 }
                 annotation =
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/MainValuesWFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/MainValuesWFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/MainValuesWFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,8 +32,8 @@
 extends      DefaultFacet
 implements   FacetTypes {
 
-    /** Own logger. */
-    private static Logger logger = Logger.getLogger(MainValuesWFacet.class);
+    /** Own log. */
+    private static Logger log = Logger.getLogger(MainValuesWFacet.class);
 
     /** Do we want MainValues at Gauge (not interpolated)? */
     protected boolean isAtGauge;
@@ -60,8 +60,8 @@
         if (day != null) {
             annotation.setHitPoint(day.floatValue());
         }
-        else if (logger.isDebugEnabled()) {
-            logger.debug("StickyAnnotation does not hit wqday curve: " + w);
+        else if (log.isDebugEnabled()) {
+            log.debug("StickyAnnotation does not hit wqday curve: " + w);
         }
     }
 
@@ -87,7 +87,7 @@
         List<DataProvider> providers = context.
             getDataProvider(DurationCurveFacet.BB_DURATIONCURVE);
         if (providers.size() < 1) {
-            logger.warn("Could not find durationcurve data provider.");
+            log.warn("Could not find durationcurve data provider.");
             // Do we have a current km in context?
             // If so, we are likely fetching data for a navigable
             // diagram (i.e. in fixation branch).
@@ -107,9 +107,9 @@
         }
 
         for (NamedDouble w: ws) {
-            logger.debug("W Annotation at " + w.getValue() + " ("+w.getName()+")"+ wqdays);
+            log.debug("W Annotation at " + w.getValue() + " ("+w.getName()+")"+ wqdays);
             if (Double.isNaN(w.getValue())) {
-                logger.warn("NaN MainValue " + w.getName());
+                log.warn("NaN MainValue " + w.getName());
                 continue;
             }
             StickyAxisAnnotation annotation =
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/ManagedFacetAdapter.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/ManagedFacetAdapter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/ManagedFacetAdapter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -30,7 +30,7 @@
     }
 
 
-    protected Logger logger = Logger.getLogger(ManagedFacetAdapter.class);
+    protected Logger log = Logger.getLogger(ManagedFacetAdapter.class);
 
     public ManagedFacetAdapter(
         Facet   facet,
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/ManualPointsFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/ManualPointsFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/ManualPointsFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -26,7 +26,7 @@
 extends      DefaultFacet
 {
     /** Logger for this class. */
-    private static final Logger logger = Logger.getLogger(ManualPointsFacet.class);
+    private static final Logger log = Logger.getLogger(ManualPointsFacet.class);
 
 
     /**
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/QSectorFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/QSectorFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/QSectorFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -26,7 +26,7 @@
 extends      DefaultFacet
 {
     /** Logger for this class. */
-    private static final Logger logger = Logger.getLogger(QSectorFacet.class);
+    private static final Logger log = Logger.getLogger(QSectorFacet.class);
 
 
     /**
@@ -59,7 +59,7 @@
         QSectorArtifact qsectorArtifact = (QSectorArtifact) artifact;
         if (qsectorArtifact == null || context == null ||
             context.getContextValue("currentKm") == null) {
-            logger.error("No artifact, context or currentKm in QSectorFacet");
+            log.error("No artifact, context or currentKm in QSectorFacet");
             return null;
         }
         double currentKm =
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/RelativePointFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/RelativePointFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/RelativePointFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,8 +28,8 @@
 extends      BlackboardDataFacet
 implements   FacetTypes {
 
-    /** Own logger. */
-    private static Logger logger = Logger.getLogger(RelativePointFacet.class);
+    /** Own log. */
+    private static Logger log = Logger.getLogger(RelativePointFacet.class);
 
     /** Trivial Constructor. */
     public RelativePointFacet(String description) {
@@ -54,7 +54,7 @@
         List<DataProvider> providers = context.
             getDataProvider(DurationCurveFacet.BB_DURATIONCURVE);
         if (providers.size() < 1) {
-            logger.warn("Could not find durationcurve data provider.");
+            log.warn("Could not find durationcurve data provider.");
         }
         else {
             wqdays = providers.get(0).provideData(
@@ -65,10 +65,10 @@
         List<DataProvider> kmproviders = context.
             getDataProvider(DurationCurveFacet.BB_DURATIONCURVE_KM);
         if (kmproviders.size() < 1) {
-            logger.warn("Could not find durationcurve.km data provider.");
+            log.warn("Could not find durationcurve.km data provider.");
         }
         else {
-            logger.debug("Found durationcurve.km data provider.");
+            log.debug("Found durationcurve.km data provider.");
             String dckm = providers.get(0).provideData(
                 DurationCurveFacet.BB_DURATIONCURVE_KM,
                 null,
@@ -80,7 +80,7 @@
             // Which W at this km?
             double w = StaticWKmsArtifact.getWAtKmLin(wKms, km);
             if (w == -1) {
-                logger.warn("w is -1, already bad sign!");
+                log.warn("w is -1, already bad sign!");
             }
             // Where is this W passed by in the wq-curve?
             WQDay wqday = (WQDay) wqdays;
@@ -108,7 +108,7 @@
 
             return new Point2D.Double((double) day, w);
         }
-        logger.warn("not wqkms / w / day found");
+        log.warn("not wqkms / w / day found");
         // TODO better signal failure.
         return new Point2D.Double(0d, 0d);
     }
@@ -124,7 +124,7 @@
         List<DataProvider> providers = context.
             getDataProvider(ReferenceCurveFacet.BB_REFERENCECURVE_STARTKM);
         if (providers.size() < 1) {
-            logger.warn("Could not find reference curve startkm data provider.");
+            log.warn("Could not find reference curve startkm data provider.");
         }
 
         Double start = (Double) providers.get(0).
@@ -133,17 +133,17 @@
         providers = context.
             getDataProvider(ReferenceCurveFacet.BB_REFERENCECURVE_ENDKMS);
         if (providers.size() < 1) {
-            logger.warn("Could not find reference curve endkms data provider.");
+            log.warn("Could not find reference curve endkms data provider.");
         }
         double[] ends = (double[]) providers.get(0).
             provideData(ReferenceCurveFacet.BB_REFERENCECURVE_ENDKMS, null, context);
 
-        logger.debug("Got s " + start + " e " + ends);
+        log.debug("Got s " + start + " e " + ends);
 
         double startW = StaticWKmsArtifact.getWAtKmLin(wKms, start.doubleValue());
         // TODO handle multiple ends.
         double endW = StaticWKmsArtifact.getWAtKmLin(wKms, ends[0]);
-        logger.debug("Gotw s " + startW + " e " + endW);
+        log.debug("Gotw s " + startW + " e " + endW);
         return new Point2D.Double(startW, endW);
     }
 
@@ -166,7 +166,7 @@
             wKms = ((StaticWQKmsArtifact) artifact).getWQKms();
         }
         else {
-            logger.error("Cannot handle Artifact to create relative point.");
+            log.error("Cannot handle Artifact to create relative point.");
             return null;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/ReportFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/ReportFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/ReportFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -25,7 +25,7 @@
 extends      DefaultFacet
 implements   FacetTypes
 {
-    private static Logger logger = Logger.getLogger(ReportFacet.class);
+    private static Logger log = Logger.getLogger(ReportFacet.class);
 
     protected ComputeType type;
     protected String      hash;
@@ -49,7 +49,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("get report data");
+        log.debug("get report data");
 
         D4EArtifact flys = (D4EArtifact)artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/WKmsFactory.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WKmsFactory.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WKmsFactory.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,7 +31,7 @@
  */
 public class WKmsFactory
 {
-    /** Private logger to use here. */
+    /** Private log to use here. */
     private static Logger log = Logger.getLogger(WKmsFactory.class);
 
     /** Query to get km and ws for wst_id and column_pos. */
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/WKmsJRDataSource.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WKmsJRDataSource.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WKmsJRDataSource.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,8 +23,8 @@
  */
 public class WKmsJRDataSource implements JRDataSource
 {
-    /** The logger used in this exporter.*/
-    private static Logger logger = Logger.getLogger(WKmsJRDataSource.class);
+    /** The log used in this exporter.*/
+    private static Logger log = Logger.getLogger(WKmsJRDataSource.class);
 
     /**
      *
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/WQKms.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WQKms.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WQKms.java	Fri Sep 05 12:58:17 2014 +0200
@@ -26,7 +26,7 @@
 extends      WQ
 implements   WKms, QKms
 {
-    private static Logger logger = Logger.getLogger(WQKms.class);
+    private static Logger log = Logger.getLogger(WQKms.class);
 
     /** The array that contains the 'KMs' values. */
     protected TDoubleArrayList kms;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/WQKmsFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WQKmsFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WQKmsFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -29,8 +29,8 @@
 extends      DataFacet
 implements   FacetTypes {
 
-    /** House logger. */
-    private static Logger logger = Logger.getLogger(WQKmsFacet.class);
+    /** House log. */
+    private static Logger log = Logger.getLogger(WQKmsFacet.class);
 
     /** Trivial Constructor. */
     public WQKmsFacet(String description) {
@@ -56,7 +56,7 @@
      */
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("WQKmsFacet.getData");
+        log.debug("WQKmsFacet.getData");
 
         StaticWQKmsArtifact staticData =
             (StaticWQKmsArtifact) artifact;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/WQTJRDataSource.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WQTJRDataSource.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WQTJRDataSource.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,8 +23,8 @@
  */
 public class WQTJRDataSource implements JRDataSource
 {
-    /** The logger used in this exporter.*/
-    private static Logger logger = Logger.getLogger(WQTJRDataSource.class);
+    /** The log used in this exporter.*/
+    private static Logger log = Logger.getLogger(WQTJRDataSource.class);
 
     /**
      *
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/WWQQJRDataSource.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WWQQJRDataSource.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WWQQJRDataSource.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,8 +23,8 @@
  */
 public class WWQQJRDataSource implements JRDataSource
 {
-    /** The logger used in this exporter.*/
-    private static Logger logger = Logger.getLogger(WWQQJRDataSource.class);
+    /** The log used in this exporter.*/
+    private static Logger log = Logger.getLogger(WWQQJRDataSource.class);
 
     /**
      *
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/WaterlevelFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WaterlevelFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/WaterlevelFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,7 +23,7 @@
  */
 public class WaterlevelFacet extends DataFacet {
 
-    private static Logger logger = Logger.getLogger(WaterlevelFacet.class);
+    private static Logger log = Logger.getLogger(WaterlevelFacet.class);
 
     public WaterlevelFacet(int index, String name, String description) {
         super(index, name, description, ComputeType.ADVANCE, null, null);
@@ -52,7 +52,7 @@
             return (WQKms []) res.getData();
         }
         else {
-            logger.error("WaterlevelFacet got wrong data type " + res.getData());
+            log.error("WaterlevelFacet got wrong data type " + res.getData());
             return null;
         }
     }
@@ -64,13 +64,13 @@
     @Override
     public Object getData(Artifact artifact, CallContext context) {
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Get data for waterlevels at index: " + index +
+        if (log.isDebugEnabled()) {
+            log.debug("Get data for waterlevels at index: " + index +
                 " /stateId: " + stateId);
         }
 
         if (artifact == null) {
-            logger.error("WaterlevelFacet.getData: artifact is null");
+            log.error("WaterlevelFacet.getData: artifact is null");
             return null;
         }
 
@@ -80,7 +80,7 @@
             winfo.compute(context, hash, stateId, type, false);
 
         if (res == null) {
-            logger.error("WaterlevelFacet.getData: null result");
+            log.error("WaterlevelFacet.getData: null result");
             return null;
         }
 
@@ -92,7 +92,7 @@
             linearInterpolate(wqkms[index], (Double) KM);
         }
         else {
-            logger.debug("Do not interpolate.");
+            log.debug("Do not interpolate.");
         }
 
         return wqkms != null ? wqkms[index] : null;
@@ -105,7 +105,7 @@
      * @return [w, q, km]
      */
     public WQKms linearInterpolate(WQKms wqkms, double km) {
-        logger.debug("interpolate at given km (" + km + ")");
+        log.debug("interpolate at given km (" + km + ")");
 
         WQKms resultWQKms = new WQKms();
         int size = wqkms.size();
@@ -149,7 +149,7 @@
             resultWQKms.add(inW, inQ, km);
         }
         else {
-            logger.debug("waterlevelfacet stuff " + idx + " size " + size + " mod: " + mod);
+            log.debug("waterlevelfacet stuff " + idx + " size " + size + " mod: " + mod);
         }
 
         return resultWQKms;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/ZoomScale.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/ZoomScale.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/ZoomScale.java	Fri Sep 05 12:58:17 2014 +0200
@@ -21,7 +21,7 @@
 /** Has to do with adaptive smoothing based on current diagram extent. */
 public class ZoomScale
 {
-    private static Logger logger = Logger.getLogger(ZoomScale.class);
+    private static Logger log = Logger.getLogger(ZoomScale.class);
 
     private HashMap<String, TreeMap<Double, Double>> rivers;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/extreme/ExtremeCurveFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/extreme/ExtremeCurveFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/extreme/ExtremeCurveFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,8 +33,8 @@
 extends      FixingsFacet
 implements   FacetTypes {
 
-    /** House logger. */
-    private static Logger logger = Logger.getLogger(ExtremeCurveFacet.class);
+    /** House log. */
+    private static Logger log = Logger.getLogger(ExtremeCurveFacet.class);
 
 
     /** Trivial Constructor. */
@@ -76,7 +76,7 @@
      */
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("ExtremeCurveFacet.getData");
+        log.debug("ExtremeCurveFacet.getData");
         if (artifact instanceof D4EArtifact) {
             D4EArtifact flys = (D4EArtifact)artifact;
             CalculationResult res =
@@ -92,7 +92,7 @@
             KMIndex.Entry<Curve> curveEntry = curves.search(currentKm);
 
             if (curveEntry != null) {
-                logger.debug("A curve at km = " + currentKm);
+                log.debug("A curve at km = " + currentKm);
                 Curve c = curveEntry.getValue();
                 // Find segment in which the curr. km is located.
                 ExtremeAccess access = new ExtremeAccess(flys);
@@ -109,12 +109,12 @@
                 return c;
             }
             else {
-                logger.debug("No curve at km = " + currentKm);
+                log.debug("No curve at km = " + currentKm);
                 return null;
             }
         }
         else {
-            logger.debug("Not an instance of D4EArtifact / WINFOArtifact.");
+            log.debug("Not an instance of D4EArtifact / WINFOArtifact.");
             return null;
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixAnalysisEventsFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixAnalysisEventsFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixAnalysisEventsFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,8 +31,8 @@
 extends      FixingsFacet
 implements   FacetTypes {
 
-    /** House logger. */
-    private static Logger logger = Logger.getLogger(FixAnalysisEventsFacet.class);
+    /** House log. */
+    private static Logger log = Logger.getLogger(FixAnalysisEventsFacet.class);
 
     /** Trivial Constructor. */
     public FixAnalysisEventsFacet() {
@@ -62,10 +62,10 @@
      */
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("FixAnalysisEventsFacet.getData");
+        log.debug("FixAnalysisEventsFacet.getData");
 
         if (!(artifact instanceof D4EArtifact)) {
-            logger.debug("Not an instance of FixationArtifact.");
+            log.debug("Not an instance of FixationArtifact.");
             return null;
         }
         D4EArtifact flys = (D4EArtifact)artifact;
@@ -83,13 +83,13 @@
             kmPeriods.binarySearch(currentKm);
 
         if (kmPeriodsEntry == null) {
-            logger.debug("getData: kmPeriodsEntry == null");
+            log.debug("getData: kmPeriodsEntry == null");
             return null;
         }
 
         AnalysisPeriod[] periods = kmPeriodsEntry.getValue();
         if (periods == null) {
-            logger.debug("getData: periods == null");
+            log.debug("getData: periods == null");
             return null;
         }
         int ndx = index >> 8;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixAnalysisPeriodsFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixAnalysisPeriodsFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixAnalysisPeriodsFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,8 +32,8 @@
 extends      FixingsFacet
 implements   FacetTypes {
 
-    /** House logger. */
-    private static Logger logger = Logger.getLogger(FixAnalysisPeriodsFacet.class);
+    /** House log. */
+    private static Logger log = Logger.getLogger(FixAnalysisPeriodsFacet.class);
 
     /** Trivial Constructor. */
     public FixAnalysisPeriodsFacet() {
@@ -63,7 +63,7 @@
      */
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("FixAnalysisPeriodsFacet.getData");
+        log.debug("FixAnalysisPeriodsFacet.getData");
 
         if (artifact instanceof D4EArtifact) {
             D4EArtifact flys = (D4EArtifact)artifact;
@@ -96,7 +96,7 @@
             return dates;
         }
         else {
-            logger.debug("Not an instance of FixationArtifact.");
+            log.debug("Not an instance of FixationArtifact.");
             return null;
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixAvSectorFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixAvSectorFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixAvSectorFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -34,8 +34,8 @@
 extends      FixingsFacet
 implements   FacetTypes {
 
-    /** House logger. */
-    private static Logger logger = Logger.getLogger(FixAvSectorFacet.class);
+    /** House log. */
+    private static Logger log = Logger.getLogger(FixAvSectorFacet.class);
 
     /** Trivial Constructor. */
     public FixAvSectorFacet() {
@@ -63,7 +63,7 @@
      */
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("FixAvSectorFacet.getData");
+        log.debug("FixAvSectorFacet.getData");
 
         if (artifact instanceof D4EArtifact) {
             D4EArtifact flys = (D4EArtifact)artifact;
@@ -81,14 +81,14 @@
                 kmPeriods.binarySearch(currentKm);
 
             if (kmPeriodsEntry == null) {
-                logger.warn("No analysis periods found for km '" + currentKm + "'");
+                log.warn("No analysis periods found for km '" + currentKm + "'");
                 return null;
             }
 
             AnalysisPeriod[] periods = kmPeriodsEntry.getValue();
 
             if (periods == null) {
-                logger.warn("No analysis periods specified!");
+                log.warn("No analysis periods specified!");
                 return null;
             }
 
@@ -100,9 +100,9 @@
                 qwdData = periods[periodNdx].getQSectorAverages();
             }
 
-            if (logger.isDebugEnabled()) {
+            if (log.isDebugEnabled()) {
                 int resSize = qwdData != null ? qwdData.length : -1;
-                logger.debug("Found " + resSize + " result elements.");
+                log.debug("Found " + resSize + " result elements.");
             }
 
             if (qwdData == null) {
@@ -111,7 +111,7 @@
             return new QWDDateRange(qwdData[sectorNdx], periods[periodNdx].getDateRange());
         }
         else {
-            logger.warn("Artifact is no instance of D4EArtifact.");
+            log.warn("Artifact is no instance of D4EArtifact.");
             return null;
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixDerivateFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixDerivateFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixDerivateFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -36,8 +36,8 @@
 extends      FixingsFacet
 implements   FacetTypes {
 
-    /** House logger. */
-    private static Logger logger = Logger.getLogger(FixDerivateFacet.class);
+    /** House log. */
+    private static Logger log = Logger.getLogger(FixDerivateFacet.class);
 
 
     /** Trivial Constructor. */
@@ -68,9 +68,9 @@
     @Override
     public Object getData(Artifact artifact, CallContext context) {
 
-        logger.debug("FixDerivateFacet.getData");
+        log.debug("FixDerivateFacet.getData");
         if (!(artifact instanceof D4EArtifact)) {
-            logger.debug("Not an instance of FixationArtifact.");
+            log.debug("Not an instance of FixationArtifact.");
             return null;
         }
 
@@ -96,7 +96,7 @@
 
         double[] coeffs = params.interpolate("km", currentKm, paramNames);
         if (coeffs == null) {
-            logger.warn("getData: coeffs == null");
+            log.warn("getData: coeffs == null");
             return null;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixDeviationFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixDeviationFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixDeviationFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,8 +31,8 @@
 extends      FixingsFacet
 implements   FacetTypes {
 
-    /** House logger. */
-    private static Logger logger = Logger.getLogger(FixDeviationFacet.class);
+    /** House log. */
+    private static Logger log = Logger.getLogger(FixDeviationFacet.class);
 
     public static final String [] STD_DEV_COLUMN = { "std-dev" };
 
@@ -63,7 +63,7 @@
      */
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("FixDeviationFacet.getData");
+        log.debug("FixDeviationFacet.getData");
         if (artifact instanceof D4EArtifact) {
             D4EArtifact flys = (D4EArtifact)artifact;
 
@@ -81,14 +81,14 @@
                 params.interpolate("km", currentKm, STD_DEV_COLUMN);
 
             if (stdDev == null) {
-                logger.warn("getData: stdDev == null at km " + currentKm);
+                log.warn("getData: stdDev == null at km " + currentKm);
                 return null;
             }
 
             return stdDev;
         }
         else {
-            logger.debug("Not an instance of FixationArtifact.");
+            log.debug("Not an instance of FixationArtifact.");
             return null;
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixLongitudinalAnalysisFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixLongitudinalAnalysisFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixLongitudinalAnalysisFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,8 +28,8 @@
 extends      DataFacet
 implements   FacetTypes {
 
-    /** House logger. */
-    private static Logger logger = Logger.getLogger(FixLongitudinalAnalysisFacet.class);
+    /** House log. */
+    private static Logger log = Logger.getLogger(FixLongitudinalAnalysisFacet.class);
 
     /** Trivial Constructor. */
     public FixLongitudinalAnalysisFacet() {
@@ -61,7 +61,7 @@
      */
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("FixLongitudinalAnalysisFacet.getData");
+        log.debug("FixLongitudinalAnalysisFacet.getData");
 
         if (artifact instanceof D4EArtifact) {
             D4EArtifact flys = (D4EArtifact)artifact;
@@ -75,7 +75,7 @@
 
             KMIndex<AnalysisPeriod []> kmPeriods = result.getAnalysisPeriods();
             if (kmPeriods == null) {
-                logger.warn("No analysis periods found.");
+                log.warn("No analysis periods found.");
                 return null;
             }
             int periodNdx = index >> 8;
@@ -96,7 +96,7 @@
             return resPeriods;
         }
         else {
-            logger.warn("Artifact is no instance of D4EArtifact.");
+            log.warn("Artifact is no instance of D4EArtifact.");
             return null;
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixLongitudinalAvSectorFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixLongitudinalAvSectorFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixLongitudinalAvSectorFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,8 +23,8 @@
 extends DataFacet
 implements FacetTypes {
 
-    /** House logger. */
-    private static Logger logger =
+    /** House log. */
+    private static Logger log =
         Logger.getLogger(FixLongitudinalAvSectorFacet.class);
 
     /** Trivial Constructor. */
@@ -57,7 +57,7 @@
      */
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("FixLongitudinalAvSectorFacet.getData");
+        log.debug("FixLongitudinalAvSectorFacet.getData");
 
         if (artifact instanceof D4EArtifact) {
             D4EArtifact flys = (D4EArtifact)artifact;
@@ -71,7 +71,7 @@
 
             KMIndex<AnalysisPeriod []> kmPeriods = result.getAnalysisPeriods();
             if (kmPeriods == null) {
-                logger.warn("No analysis periods found.");
+                log.warn("No analysis periods found.");
                 return null;
             }
             int periodNdx = index >> 2;
@@ -85,7 +85,7 @@
             return resPeriods;
         }
         else {
-            logger.warn("Artifact is no instance of D4EArtifact.");
+            log.warn("Artifact is no instance of D4EArtifact.");
             return null;
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixLongitudinalDeviationFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixLongitudinalDeviationFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixLongitudinalDeviationFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,8 +33,8 @@
 extends      DataFacet
 implements   FacetTypes {
 
-    /** House logger. */
-    private static Logger logger = Logger.getLogger(FixLongitudinalDeviationFacet.class);
+    /** House log. */
+    private static Logger log = Logger.getLogger(FixLongitudinalDeviationFacet.class);
 
     /** Trivial Constructor. */
     public FixLongitudinalDeviationFacet() {
@@ -66,7 +66,7 @@
      */
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("FixLongitudinalDeviationFacet.getData");
+        log.debug("FixLongitudinalDeviationFacet.getData");
 
         if (artifact instanceof D4EArtifact) {
             D4EArtifact flys = (D4EArtifact)artifact;
@@ -81,7 +81,7 @@
             KMIndex<AnalysisPeriod []> kmPeriods = result.getAnalysisPeriods();
 
             if (kmPeriods == null) {
-                logger.warn("No analysis periods found.");
+                log.warn("No analysis periods found.");
                 return null;
             }
 
@@ -94,7 +94,7 @@
                     params.interpolate("km", km, new String[] {"std-dev"});
 
                 if(stdDev == null) {
-                    logger.warn("getData: stdDev == null");
+                    log.warn("getData: stdDev == null");
                     continue;
                 }
                 kmIndex.add(km, stdDev);
@@ -103,7 +103,7 @@
             return kmIndex;
         }
         else {
-            logger.warn("Artifact is no instance of D4EArtifact.");
+            log.warn("Artifact is no instance of D4EArtifact.");
             return null;
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixLongitudinalReferenceFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixLongitudinalReferenceFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixLongitudinalReferenceFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,8 +33,8 @@
 extends      DataFacet
 implements   FacetTypes {
 
-    /** House logger. */
-    private static Logger logger = Logger.getLogger(FixLongitudinalReferenceFacet.class);
+    /** House log. */
+    private static Logger log = Logger.getLogger(FixLongitudinalReferenceFacet.class);
 
     /** Trivial Constructor. */
     public FixLongitudinalReferenceFacet() {
@@ -66,7 +66,7 @@
      */
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("FixLongitudinalReferenceFacet.getData");
+        log.debug("FixLongitudinalReferenceFacet.getData");
 
         if (artifact instanceof D4EArtifact) {
             D4EArtifact flys = (D4EArtifact)artifact;
@@ -81,7 +81,7 @@
             KMIndex<QWD []> kmReference = result.getReferenced();
 
             if (kmReference == null) {
-                logger.warn("No references found.");
+                log.warn("No references found.");
                 return null;
             }
 
@@ -99,7 +99,7 @@
             return resReference;
         }
         else {
-            logger.warn("Artifact is no instance of D4EArtifact.");
+            log.warn("Artifact is no instance of D4EArtifact.");
             return null;
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixOutlierFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixOutlierFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixOutlierFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -27,8 +27,8 @@
 extends      FixingsFacet
 implements   FacetTypes {
 
-    /** House logger. */
-    private static Logger logger = Logger.getLogger(FixOutlierFacet.class);
+    /** House log. */
+    private static Logger log = Logger.getLogger(FixOutlierFacet.class);
 
     /** Trivial Constructor. */
     public FixOutlierFacet() {
@@ -58,7 +58,7 @@
      */
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("FixOutlierFacet.getData");
+        log.debug("FixOutlierFacet.getData");
 
         if (artifact instanceof D4EArtifact) {
             D4EArtifact flys = (D4EArtifact)artifact;
@@ -78,19 +78,19 @@
             if (qwsEntry != null) {
                 qws = qwsEntry.getValue();
 
-                if (logger.isDebugEnabled()) {
-                    logger.debug("Found " + (qws != null ? qws.length : 0)
+                if (log.isDebugEnabled()) {
+                    log.debug("Found " + (qws != null ? qws.length : 0)
                         + " KMIndex.Entry for km " + currentKm);
                 }
             }
             else {
-                logger.debug("Found no KMIndex.Entry for km " + currentKm);
+                log.debug("Found no KMIndex.Entry for km " + currentKm);
             }
 
             return qws;
         }
 
-        logger.warn("Not an instance of D4EArtifact.");
+        log.warn("Not an instance of D4EArtifact.");
         return null;
     }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixReferenceEventsFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixReferenceEventsFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixReferenceEventsFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,8 +28,8 @@
 extends      FixingsFacet
 implements   FacetTypes {
 
-    /** House logger. */
-    private static Logger logger = Logger.getLogger(FixReferenceEventsFacet.class);
+    /** House log. */
+    private static Logger log = Logger.getLogger(FixReferenceEventsFacet.class);
 
     /** Trivial Constructor. */
     public FixReferenceEventsFacet() {
@@ -59,10 +59,10 @@
      */
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("FixReferenceEventsFacet.getData");
+        log.debug("FixReferenceEventsFacet.getData");
 
         if (!(artifact instanceof D4EArtifact)) {
-            logger.debug("Not an instance of FixationArtifact.");
+            log.debug("Not an instance of FixationArtifact.");
             return null;
         }
 
@@ -76,8 +76,8 @@
         FixResult result = (FixResult) res.getData();
         double currentKm = getCurrentKm(context);
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("current km in FRE: " + currentKm);
+        if (log.isDebugEnabled()) {
+            log.debug("current km in FRE: " + currentKm);
         }
 
         KMIndex<QWD []> kmQWs = result.getReferenced();
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixWQCurveFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixWQCurveFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixWQCurveFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -35,8 +35,8 @@
 extends      FixingsFacet
 implements   FacetTypes {
 
-    /** House logger. */
-    private static Logger logger = Logger.getLogger(FixWQCurveFacet.class);
+    /** House log. */
+    private static Logger log = Logger.getLogger(FixWQCurveFacet.class);
 
 
     /** Trivial Constructor. */
@@ -67,9 +67,9 @@
     @Override
     public Object getData(Artifact artifact, CallContext context) {
 
-        logger.debug("getData");
+        log.debug("getData");
         if (!(artifact instanceof D4EArtifact)) {
-            logger.debug("Not an instance of D4EArtifact / FixationArtifact.");
+            log.debug("Not an instance of D4EArtifact / FixationArtifact.");
             return null;
         }
 
@@ -84,13 +84,13 @@
         FixResult result = (FixResult) res.getData();
         double currentKm = getCurrentKm(context);
 
-        logger.debug("getData: km = " + currentKm);
+        log.debug("getData: km = " + currentKm);
 
         String function = access.getFunction();
         Function ff = FunctionFactory.getInstance().getFunction(function);
 
         if (ff == null) {
-            logger.warn("getData: ff == null");
+            log.warn("getData: ff == null");
             return null;
         }
 
@@ -101,7 +101,7 @@
             "km", currentKm, paramNames, access.getStep() / 1000 + 1E-3);
 
         if (coeffs == null) {
-            logger.warn("getData: coeffs not in interpolation limits");
+            log.warn("getData: coeffs not in interpolation limits");
             return null;
         }
 
@@ -109,7 +109,7 @@
             ff.instantiate(coeffs);
 
         double maxQ = FixFacetUtils.getMaxQ(params, currentKm);
-        logger.debug("getData: maxQ = " + maxQ);
+        log.debug("getData: maxQ = " + maxQ);
 
         FixFunction fix = new FixFunction(
             ff.getName(),
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/HWSContainer.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/HWSContainer.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/HWSContainer.java	Fri Sep 05 12:58:17 2014 +0200
@@ -15,7 +15,7 @@
 
 public class HWSContainer
 {
-    private static Logger logger = Logger.getLogger(HWSContainer.class);
+    private static Logger log = Logger.getLogger(HWSContainer.class);
     private String river;
     private HWS.TYPE type;
     private List<HWS> hws;
@@ -52,7 +52,7 @@
     }
 
     public void addHws(HWS hws) {
-        logger.debug("add hws: " + hws.getName());
+        log.debug("add hws: " + hws.getName());
         this.hws.add(hws);
     }
 
@@ -74,7 +74,7 @@
     }
 
     public List<HWS> getHws(String name) {
-        logger.debug("find: " + name + " in " + hws.size() + " elements");
+        log.debug("find: " + name + " in " + hws.size() + " elements");
         if (hws == null || hws.size() == 0) {
             return new ArrayList<HWS>();
         }
@@ -84,7 +84,7 @@
                 results.add(h);
             }
         }
-        logger.debug("found: " + results.size());
+        log.debug("found: " + results.size());
         return results;
     }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/HWSFactory.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/HWSFactory.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/HWSFactory.java	Fri Sep 05 12:58:17 2014 +0200
@@ -27,7 +27,7 @@
 
 public class HWSFactory
 {
-    /** Private logger to use here. */
+    /** Private log to use here. */
     private static Logger log = Logger.getLogger(HWSFactory.class);
 
     private static final int HWS_LINES = 0;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/ShapeFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/ShapeFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/ShapeFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -13,7 +13,7 @@
 public class ShapeFacet
 extends DefaultFacet
 {
-    private static Logger logger = Logger.getLogger(ShapeFacet.class);
+    private static Logger log = Logger.getLogger(ShapeFacet.class);
 
     private static final String BASE_DIR =
         "/artifact-database/floodmap/shapefile-path/@value";
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/WMSLayerFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/WMSLayerFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/WMSLayerFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -41,7 +41,7 @@
     protected String       srid;
 
 
-    private static final Logger logger = Logger.getLogger(WMSLayerFacet.class);
+    private static final Logger log = Logger.getLogger(WMSLayerFacet.class);
 
     public WMSLayerFacet() {
     }
@@ -107,7 +107,7 @@
             this.extent = extent;
         }
         else {
-            logger.debug("setExtent(): extent is null");
+            log.debug("setExtent(): extent is null");
         }
     }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/WSPLGENReportFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/WSPLGENReportFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/map/WSPLGENReportFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -25,7 +25,7 @@
  */
 public class WSPLGENReportFacet extends ReportFacet {
 
-    private static Logger logger = Logger.getLogger(WSPLGENReportFacet.class);
+    private static Logger log = Logger.getLogger(WSPLGENReportFacet.class);
 
 
     protected CalculationResult result;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDensitySubFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDensitySubFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDensitySubFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,7 +28,7 @@
 
     private static final long serialVersionUID = 1L;
 
-    private static Logger logger = Logger.getLogger(BedDensitySubFacet.class);
+    private static Logger log = Logger.getLogger(BedDensitySubFacet.class);
 
     public BedDensitySubFacet() {
     }
@@ -41,7 +41,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed density at index: " + index);
+        log.debug("Get data for bed density at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDensityTopFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDensityTopFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDensityTopFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,7 +28,7 @@
 
     private static final long serialVersionUID = 1L;
 
-    private static Logger logger = Logger.getLogger(BedDensityTopFacet.class);
+    private static Logger log = Logger.getLogger(BedDensityTopFacet.class);
 
     public BedDensityTopFacet() {
     }
@@ -41,7 +41,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed density at index: " + index);
+        log.debug("Get data for bed density at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiameterDataFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiameterDataFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiameterDataFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -14,7 +14,7 @@
 public class BedDiameterDataFacet
 extends DataFacet
 {
-    private static final Logger logger = Logger.getLogger(BedDiameterDataFacet.class);
+    private static final Logger log = Logger.getLogger(BedDiameterDataFacet.class);
 
     public BedDiameterDataFacet() {
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiameterSubFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiameterSubFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiameterSubFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,7 +28,7 @@
 
     private static final long serialVersionUID = 1L;
 
-    private static Logger logger = Logger.getLogger(BedDiameterSubFacet.class);
+    private static Logger log = Logger.getLogger(BedDiameterSubFacet.class);
 
     public BedDiameterSubFacet() {
     }
@@ -41,7 +41,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed diameter at index: " + index);
+        log.debug("Get data for bed diameter at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiameterTopFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiameterTopFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiameterTopFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,7 +28,7 @@
 
     private static final long serialVersionUID = 1L;
 
-    private static Logger logger = Logger.getLogger(BedDiameterTopFacet.class);
+    private static Logger log = Logger.getLogger(BedDiameterTopFacet.class);
 
     public BedDiameterTopFacet() {
     }
@@ -41,7 +41,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed diameter at index: " + index);
+        log.debug("Get data for bed diameter at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffCalculation.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffCalculation.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffCalculation.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,7 +23,7 @@
 public class BedDiffCalculation
 extends Calculation
 {
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(BedDiffCalculation.class);
 
     protected String   river;
@@ -33,7 +33,7 @@
     }
 
     public CalculationResult calculate(BedDifferencesAccess access, CallContext context) {
-        logger.info("BedDiffCalculation.calculate");
+        log.info("BedDiffCalculation.calculate");
 
         this.river     = access.getRiverName();
         this.heightIds = access.extractHeightIds(context);
@@ -61,7 +61,7 @@
     private BedDiffYearResult calculateYearDifference(
             BedHeightSingleData[] pair
         ) {
-        logger.debug("BedDiffCalculation.calculateYearDifference");
+        log.debug("BedDiffCalculation.calculateYearDifference");
         BedHeightSingleData s1 = pair[0];
         BedHeightSingleData s2 = pair[1];
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -22,7 +22,7 @@
 public class BedDiffFacet
 extends DataFacet
 {
-    private static Logger logger = Logger.getLogger(BedDiffFacet.class);
+    private static Logger log = Logger.getLogger(BedDiffFacet.class);
 
     public BedDiffFacet() {
     }
@@ -35,7 +35,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed density at index: " + index);
+        log.debug("Get data for bed density at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffFilterFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffFilterFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffFilterFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -27,7 +27,7 @@
 public class BedDiffFilterFacet
 extends DataFacet
 {
-    private static Logger logger = Logger.getLogger(BedDiffFilterFacet.class);
+    private static Logger log = Logger.getLogger(BedDiffFilterFacet.class);
 
     public BedDiffFilterFacet() {
     }
@@ -40,7 +40,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed density at index: " + index);
+        log.debug("Get data for bed density at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffHeightMinFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffHeightMinFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffHeightMinFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -15,7 +15,7 @@
 extends DataFacet
 implements FacetTypes
 {
-    private static Logger logger = Logger.getLogger(BedDiffHeightMinFacet.class);
+    private static Logger log = Logger.getLogger(BedDiffHeightMinFacet.class);
 
     public BedDiffHeightMinFacet() {
     }
@@ -28,7 +28,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed density at index: " + index);
+        log.debug("Get data for bed density at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffHeightMinFilterFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffHeightMinFilterFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffHeightMinFilterFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -27,7 +27,7 @@
 public class BedDiffHeightMinFilterFacet
 extends DataFacet
 {
-    private static Logger logger = Logger.getLogger(BedDiffHeightMinFilterFacet.class);
+    private static Logger log = Logger.getLogger(BedDiffHeightMinFilterFacet.class);
 
     public BedDiffHeightMinFilterFacet() {
     }
@@ -40,7 +40,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed density at index: " + index);
+        log.debug("Get data for bed density at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffHeightSubFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffHeightSubFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffHeightSubFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -15,7 +15,7 @@
 extends DataFacet
 implements FacetTypes
 {
-    private static Logger logger = Logger.getLogger(BedDiffHeightSubFacet.class);
+    private static Logger log = Logger.getLogger(BedDiffHeightSubFacet.class);
 
     public BedDiffHeightSubFacet() {
     }
@@ -28,7 +28,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed density at index: " + index);
+        log.debug("Get data for bed density at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffHeightSubFilterFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffHeightSubFilterFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffHeightSubFilterFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -27,7 +27,7 @@
 public class BedDiffHeightSubFilterFacet
 extends DataFacet
 {
-    private static Logger logger = Logger.getLogger(BedDiffHeightSubFilterFacet.class);
+    private static Logger log = Logger.getLogger(BedDiffHeightSubFilterFacet.class);
 
     public BedDiffHeightSubFilterFacet() {
     }
@@ -40,7 +40,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed density at index: " + index);
+        log.debug("Get data for bed density at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffMorphMinFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffMorphMinFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffMorphMinFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -15,7 +15,7 @@
 extends DataFacet
 implements FacetTypes
 {
-    private static Logger logger = Logger.getLogger(BedDiffMorphMinFacet.class);
+    private static Logger log = Logger.getLogger(BedDiffMorphMinFacet.class);
 
     public BedDiffMorphMinFacet() {
     }
@@ -28,7 +28,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed density at index: " + index);
+        log.debug("Get data for bed density at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffMorphSubFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffMorphSubFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffMorphSubFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -15,7 +15,7 @@
 extends DataFacet
 implements FacetTypes
 {
-    private static Logger logger = Logger.getLogger(BedDiffMorphSubFacet.class);
+    private static Logger log = Logger.getLogger(BedDiffMorphSubFacet.class);
 
     public BedDiffMorphSubFacet() {
     }
@@ -28,7 +28,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed density at index: " + index);
+        log.debug("Get data for bed density at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffPerYearFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffPerYearFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffPerYearFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -15,7 +15,7 @@
 extends DataFacet
 implements FacetTypes
 {
-    private static Logger logger = Logger.getLogger(BedDiffPerYearFacet.class);
+    private static Logger log = Logger.getLogger(BedDiffPerYearFacet.class);
 
     public BedDiffPerYearFacet() {
     }
@@ -28,7 +28,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed density at index: " + index);
+        log.debug("Get data for bed density at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffPerYearFilterFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffPerYearFilterFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffPerYearFilterFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -27,7 +27,7 @@
 public class BedDiffPerYearFilterFacet
 extends DataFacet
 {
-    private static Logger logger = Logger.getLogger(BedDiffPerYearFilterFacet.class);
+    private static Logger log = Logger.getLogger(BedDiffPerYearFilterFacet.class);
 
     public BedDiffPerYearFilterFacet() {
     }
@@ -40,7 +40,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed density at index: " + index);
+        log.debug("Get data for bed density at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffSoundingWidthFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffSoundingWidthFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDiffSoundingWidthFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -15,7 +15,7 @@
 extends DataFacet
 implements FacetTypes
 {
-    private static Logger logger = Logger.getLogger(BedDiffSoundingWidthFacet.class);
+    private static Logger log = Logger.getLogger(BedDiffSoundingWidthFacet.class);
 
     public BedDiffSoundingWidthFacet() {
     }
@@ -28,7 +28,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed density at index: " + index);
+        log.debug("Get data for bed density at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedHeightFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedHeightFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedHeightFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -26,7 +26,7 @@
 extends      BlackboardDataFacet
 implements   FacetTypes {
 
-    private static final Logger logger = Logger.getLogger(BedHeightFacet.class);
+    private static final Logger log = Logger.getLogger(BedHeightFacet.class);
 
     private String type;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedHeightFactory.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedHeightFactory.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedHeightFactory.java	Fri Sep 05 12:58:17 2014 +0200
@@ -25,7 +25,7 @@
 
 /** Create BedHeights from database. */
 public class BedHeightFactory {
-    /** Private logger to use here. */
+    /** Private log to use here. */
     private static Logger log = Logger.getLogger(BedHeightFactory.class);
 
     /** Query to get km and ws for wst_id and column_pos. */
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedPorositySubFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedPorositySubFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedPorositySubFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,7 +28,7 @@
 
     private static final long serialVersionUID = 1L;
 
-    private static Logger logger = Logger.getLogger(BedPorositySubFacet.class);
+    private static Logger log = Logger.getLogger(BedPorositySubFacet.class);
 
     public BedPorositySubFacet() {
     }
@@ -41,7 +41,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed porosity at index: " + index);
+        log.debug("Get data for bed porosity at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedPorosityTopFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedPorosityTopFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedPorosityTopFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,7 +28,7 @@
 
     private static final long serialVersionUID = 1L;
 
-    private static Logger logger = Logger.getLogger(BedPorosityTopFacet.class);
+    private static Logger log = Logger.getLogger(BedPorosityTopFacet.class);
 
     public BedPorosityTopFacet() {
     }
@@ -41,7 +41,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bed porosity at index: " + index);
+        log.debug("Get data for bed porosity at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedQualityCalculation.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedQualityCalculation.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedQualityCalculation.java	Fri Sep 05 12:58:17 2014 +0200
@@ -25,7 +25,7 @@
 
 public class BedQualityCalculation extends Calculation {
 
-    private static final Logger logger = Logger
+    private static final Logger log = Logger
         .getLogger(BedQualityCalculation.class);
 
     protected String river;
@@ -39,7 +39,7 @@
     }
 
     public CalculationResult calculate(BedQualityAccess access) {
-        logger.info("BedQualityCalculation.calculate");
+        log.info("BedQualityCalculation.calculate");
 
         String river = access.getRiverName();
         Double from = access.getFrom();
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedloadDiameterDataFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedloadDiameterDataFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedloadDiameterDataFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -15,7 +15,7 @@
 public class BedloadDiameterDataFacet
 extends DataFacet
 {
-    private static final Logger logger = Logger.getLogger(BedloadDiameterDataFacet.class);
+    private static final Logger log = Logger.getLogger(BedloadDiameterDataFacet.class);
 
     public BedloadDiameterDataFacet() {
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedloadDiameterFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedloadDiameterFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedloadDiameterFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,7 +28,7 @@
 
     private static final long serialVersionUID = 1L;
 
-    private static Logger logger = Logger.getLogger(BedloadDiameterFacet.class);
+    private static Logger log = Logger.getLogger(BedloadDiameterFacet.class);
 
     public BedloadDiameterFacet() {
         // required for clone operation deepCopy()
@@ -42,7 +42,7 @@
     }
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for bedload diameter at index: " + index);
+        log.debug("Get data for bedload diameter at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/FlowVelocityMeasurementFactory.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/FlowVelocityMeasurementFactory.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/FlowVelocityMeasurementFactory.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,7 +23,7 @@
 
 public class FlowVelocityMeasurementFactory
 {
-    /** Private logger to use here. */
+    /** Private log to use here. */
     private static Logger log = Logger.getLogger(FlowVelocityMeasurementFactory.class);
 
     /** Query to get description and start year, given name and a km range. */
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MiddleBedHeightCalculation.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MiddleBedHeightCalculation.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MiddleBedHeightCalculation.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,22 +23,22 @@
 
 public class MiddleBedHeightCalculation extends Calculation {
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(MiddleBedHeightCalculation.class);
 
 
     public CalculationResult calculate(BedHeightAccess access) {
-        logger.info("MiddleBedHeightCalculation.calculate");
+        log.info("MiddleBedHeightCalculation.calculate");
 
         int[] singleIds = access.getBedHeightSingleIDs();
 
 
-        if (logger.isDebugEnabled()) {
+        if (log.isDebugEnabled()) {
             Artifact artifact = access.getArtifact();
 
-            logger.debug("Artifact '" + artifact.identifier() + "' contains:");
+            log.debug("Artifact '" + artifact.identifier() + "' contains:");
             if (singleIds != null) {
-                logger.debug("   " + singleIds.length + " single bedheight ids");
+                log.debug("   " + singleIds.length + " single bedheight ids");
             }
         }
 
@@ -61,7 +61,7 @@
                 singles.add(s);
             }
             else {
-                logger.warn("Cannot find Single by id: " + id);
+                log.warn("Cannot find Single by id: " + id);
                 // TODO ADD WARNING
             }
         }
@@ -74,7 +74,7 @@
         BedHeightAccess       access,
         List<BedHeightSingle> singles
     ) {
-        logger.info("MiddleBedHeightCalculation.buildCalculationResult");
+        log.info("MiddleBedHeightCalculation.buildCalculationResult");
 
         double kmLo = access.getLowerKM();
         double kmHi = access.getUpperKM();
@@ -89,7 +89,7 @@
             }
         }
 
-        logger.debug("Calculation results in " + data.size() + " data objects.");
+        log.debug("Calculation results in " + data.size() + " data objects.");
 
         return new CalculationResult((MiddleBedHeightData[])
             data.toArray(new MiddleBedHeightData[data.size()]), this);
@@ -101,7 +101,7 @@
         double kmLo,
         double kmHi
     ) {
-        logger.debug("Prepare data for single: " + single.getDescription());
+        log.debug("Prepare data for single: " + single.getDescription());
 
         List<BedHeightSingleValue> values =
             BedHeightSingleValue.getBedHeightSingleValues(single, kmLo, kmHi);
@@ -157,7 +157,7 @@
             }
         }
 
-        logger.debug("Single contains " + values.size() + " values");
+        log.debug("Single contains " + values.size() + " values");
 
         return data;
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MiddleBedHeightData.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MiddleBedHeightData.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MiddleBedHeightData.java	Fri Sep 05 12:58:17 2014 +0200
@@ -24,8 +24,8 @@
 public class MiddleBedHeightData implements Serializable,
                                             Comparable<MiddleBedHeightData> {
 
-    /** Very private logger. */
-    private static final Logger logger = Logger.getLogger(MiddleBedHeightData.class);
+    /** Very private log. */
+    private static final Logger log = Logger.getLogger(MiddleBedHeightData.class);
 
     public static final String I18N_SINGLE_NAME = "facet.bedheight_middle.single";
     public static final String I18N_EPOCH_NAME  = "facet.bedheight_middle.epoch";
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MiddleBedHeightFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MiddleBedHeightFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MiddleBedHeightFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -27,7 +27,7 @@
  */
 public class MiddleBedHeightFacet extends DataFacet {
 
-    private static Logger logger = Logger.getLogger(MiddleBedHeightFacet.class);
+    private static Logger log = Logger.getLogger(MiddleBedHeightFacet.class);
 
 
     public MiddleBedHeightFacet() {
@@ -50,7 +50,7 @@
 
 
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for middle bed height at index: " + index);
+        log.debug("Get data for middle bed height at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MorphologicWidthFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MorphologicWidthFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MorphologicWidthFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,7 +23,7 @@
 extends DataFacet
 implements   FacetTypes
 {
-    private static Logger logger = Logger.getLogger(MorphologicWidthFacet.class);
+    private static Logger log = Logger.getLogger(MorphologicWidthFacet.class);
 
 
     public MorphologicWidthFacet() {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MorphologicWidthFactory.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MorphologicWidthFactory.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/MorphologicWidthFactory.java	Fri Sep 05 12:58:17 2014 +0200
@@ -25,7 +25,7 @@
 
 public class MorphologicWidthFactory
 {
-    /** Private logger to use here. */
+    /** Private log to use here. */
     private static Logger log = Logger.getLogger(MorphologicWidthFactory.class);
 
     public static final String SQL_SELECT =
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/PorosityFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/PorosityFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/PorosityFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,7 +28,7 @@
 extends DataFacet
 implements   FacetTypes, StaticFacet
 {
-    private static Logger logger = Logger.getLogger(PorosityFacet.class);
+    private static Logger log = Logger.getLogger(PorosityFacet.class);
 
     private static final String NAME = "porosity";
 
@@ -70,10 +70,10 @@
 
     @Override
     public void setup(Artifact artifact, Document data, CallMeta callMeta) {
-        logger.debug("setup");
+        log.debug("setup");
 
-        if (logger.isDebugEnabled()) {
-            logger.debug(XMLUtils.toString(data));
+        if (log.isDebugEnabled()) {
+            log.debug(XMLUtils.toString(data));
         }
 
         String code = D4EArtifact.getDatacageIDValue(data);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/PorosityFactory.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/PorosityFactory.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/PorosityFactory.java	Fri Sep 05 12:58:17 2014 +0200
@@ -25,7 +25,7 @@
 
 public class PorosityFactory
 {
-    /** Private logger to use here. */
+    /** Private log to use here. */
     private static Logger log = Logger.getLogger(PorosityFactory.class);
 
     public static final String SQL_SELECT =
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/QualityMeasurement.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/QualityMeasurement.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/QualityMeasurement.java	Fri Sep 05 12:58:17 2014 +0200
@@ -15,7 +15,7 @@
 
 /** A measurement of the bed quality, serving different diameter at given km. */
 public class QualityMeasurement {
-    private static Logger logger = Logger.getLogger(QualityMeasurement.class);
+    private static Logger log = Logger.getLogger(QualityMeasurement.class);
 
     private double              km;
     private Date                date;
@@ -71,7 +71,7 @@
     public double getDiameter(String key) {
         Double diameter = charDiameter.get(key);
         if (diameter == null) {
-            logger.warn("No Diameter at km " + km + " for " + key);
+            log.warn("No Diameter at km " + km + " for " + key);
         }
         return (diameter != null) ? diameter : Double.NaN;
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/QualityMeasurementFactory.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/QualityMeasurementFactory.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/QualityMeasurementFactory.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,7 +23,7 @@
 
 public class QualityMeasurementFactory {
 
-    private static Logger logger = Logger.getLogger(QualityMeasurementFactory.class);
+    private static Logger log = Logger.getLogger(QualityMeasurementFactory.class);
 
     private static final String SQL_BED_MEASUREMENT =
         "SELECT st.km       as km," +
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/QualityMeasurements.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/QualityMeasurements.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/QualityMeasurements.java	Fri Sep 05 12:58:17 2014 +0200
@@ -14,7 +14,7 @@
 import org.apache.log4j.Logger;
 
 public class QualityMeasurements {
-    private static Logger logger = Logger.getLogger(QualityMeasurements.class);
+    private static Logger log = Logger.getLogger(QualityMeasurements.class);
     private List<QualityMeasurement> measurements;
 
     public QualityMeasurements() {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentDensity.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentDensity.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentDensity.java	Fri Sep 05 12:58:17 2014 +0200
@@ -25,7 +25,7 @@
 /** Sediment Densities for multiple years. */
 public class SedimentDensity implements Serializable
 {
-    private static final Logger logger = Logger
+    private static final Logger log = Logger
         .getLogger(SedimentDensity.class);
 
     public static final double DEFAULT_SEDIMNET_DENSITY_FACTOR = 1.9;
@@ -52,11 +52,11 @@
                 factor = Double.parseDouble(factorString.trim());
             }
             catch (NumberFormatException nfe) {
-                logger.error(nfe);
+                log.error(nfe);
             }
         }
 
-        logger.info("Sedmiment density factor: " + factor);
+        log.info("Sedmiment density factor: " + factor);
 
         return factor;
     }
@@ -82,8 +82,8 @@
 
     public void addDensity(double km, double density, int year) {
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("adding " + year);
+        if (log.isDebugEnabled()) {
+            log.debug("adding " + year);
         }
 
         Integer key = Integer.valueOf(year);
@@ -214,7 +214,7 @@
         double km
     ) {
         if (prev == null && next == null) {
-            logger.warn("prev and next are null -> NaN");
+            log.warn("prev and next are null -> NaN");
             return Double.NaN;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentDensityFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentDensityFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentDensityFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -26,8 +26,8 @@
 public class SedimentDensityFacet
 extends DataFacet
 {
-    /** Very own logger. */
-    private static Logger logger = Logger.getLogger(SedimentDensityFacet.class);
+    /** Very own log. */
+    private static Logger log = Logger.getLogger(SedimentDensityFacet.class);
 
     /** Used as tolerance value when fetching measurement stations. */
     private static double EPSILON = 1e-5;
@@ -45,7 +45,7 @@
 
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("Get data for sediment density at index: " + index);
+        log.debug("Get data for sediment density at index: " + index);
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
@@ -53,7 +53,7 @@
             stateId, type, false);
 
         if (res == null) {
-            logger.error("No SedimentDensity");
+            log.error("No SedimentDensity");
         }
 
         return res;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentDensityFactory.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentDensityFactory.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentDensityFactory.java	Fri Sep 05 12:58:17 2014 +0200
@@ -24,7 +24,7 @@
 
 public class SedimentDensityFactory
 {
-    /** Private logger to use here. */
+    /** Private log to use here. */
     private static Logger log = Logger.getLogger(SedimentDensityFactory.class);
 
     private static final String DENSITY_CACHE_NAME = "sedimentdensity";
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadData.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadData.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadData.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,7 +23,7 @@
 
 public class SedimentLoadData implements Serializable
 {
-    private static Logger logger = Logger.getLogger(SedimentLoadData.class);
+    private static Logger log = Logger.getLogger(SedimentLoadData.class);
 
     public static final int GF_UNKNOWN            = -1;
     public static final int GF_COARSE             =  0;
@@ -138,7 +138,7 @@
             this.sqStartTime = sqStartTime;
             this.sqStopTime  = sqStopTime;
             this.sqRelId     = sqRelId;
-            logger.debug("Creating Load with sqrelid: " + sqRelId + " start: "+ sqStartTime);
+            log.debug("Creating Load with sqrelid: " + sqRelId + " start: "+ sqStartTime);
         }
 
         public int getId() {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadDataFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadDataFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadDataFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -42,8 +42,8 @@
 public class SedimentLoadDataFacet
 extends DataFacet
 {
-    /** Very own logger. */
-    private static Logger logger = Logger.getLogger(SedimentLoadDataFacet.class);
+    /** Very own log. */
+    private static Logger log = Logger.getLogger(SedimentLoadDataFacet.class);
 
     private static final String BASE_NAME = "sedimentload";
 
@@ -99,7 +99,7 @@
         Object payload = res.getData();
 
         if (!(payload instanceof SedimentLoadDataResult)) {
-            logger.error("Invalid result!");
+            log.error("Invalid result!");
         }
 
         SedimentLoadDataResult sdResult = (SedimentLoadDataResult) payload;
@@ -107,7 +107,7 @@
         List<Fraction> fractions = sdResult.getFractions();
 
         if (fractions.size() < index + 1) {
-            logger.error("No result for fraction '" + fraction +
+            log.error("No result for fraction '" + fraction +
                         "' and period '" + period + "'");
             return null;
         }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -35,7 +35,7 @@
 extends DataFacet
 implements StaticFacet
 {
-    private static Logger logger = Logger.getLogger(SedimentLoadFacet.class);
+    private static Logger log = Logger.getLogger(SedimentLoadFacet.class);
 
     private static final String NAME = "sedimentload";
 
@@ -51,7 +51,7 @@
 
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("get Data");
+        log.debug("get Data");
         D4EArtifact arti = (D4EArtifact) artifact;
 
         RiverAccess access = new RiverAccess(arti);
@@ -80,7 +80,7 @@
 
     @Override
     public void setup(Artifact artifact, Document data, CallMeta callMeta) {
-        logger.debug("setup");
+        log.debug("setup");
         String code = D4EArtifact.getDatacageIDValue(data);
         String[] split = code.split(";");
         String idStr = split[0];
@@ -90,7 +90,7 @@
 
         // Name has the pattern sedimentload.<grainfraction_name>
         name = NAME + "." + fraction;
-        logger.debug("Created facet: " + name);
+        log.debug("Created facet: " + name);
 
         description = Resources.getMsg(
                 callMeta,
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadLSData.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadLSData.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadLSData.java	Fri Sep 05 12:58:17 2014 +0200
@@ -24,8 +24,8 @@
 public class SedimentLoadLSData
 extends NamedObjectImpl
 {
-    /** Private logger. */
-    private static final Logger logger = Logger
+    /** Private log. */
+    private static final Logger log = Logger
         .getLogger(SedimentLoadLSData.class);
 
     protected String description;
@@ -106,7 +106,7 @@
 
     public void setCoarse(double km, double coarse, Range range) {
         if (range == null) {
-            logger.error("coarse/range is null!");
+            log.error("coarse/range is null!");
             return;
         }
         SedimentLoadFraction f = getFraction(km);
@@ -116,7 +116,7 @@
 
     public void setFineMiddle(double km, double fine_middle, Range range) {
         if (range == null) {
-            logger.error("finemiddle/range is null!");
+            log.error("finemiddle/range is null!");
             return;
         }
         SedimentLoadFraction f = getFraction(km);
@@ -127,7 +127,7 @@
 
     public void setSand(double km, double sand, Range range) {
         if (range == null) {
-            logger.error("sand/range is null!");
+            log.error("sand/range is null!");
             return;
         }
         SedimentLoadFraction f = getFraction(km);
@@ -137,7 +137,7 @@
 
     public void setSuspSand(double km, double susp_sand, Range range) {
         if (range == null) {
-            logger.error("suspsand/range is null!");
+            log.error("suspsand/range is null!");
             return;
         }
         SedimentLoadFraction f = getFraction(km);
@@ -147,7 +147,7 @@
 
     public void setSuspSandBed(double km, double susp_sand_bed, Range range) {
         if (range == null) {
-            logger.error("suspsandbed/range is null!");
+            log.error("suspsandbed/range is null!");
             return;
         }
         SedimentLoadFraction f = getFraction(km);
@@ -157,7 +157,7 @@
 
     public void setSuspSediment(double km, double susp_sediment, Range range) {
         if (range == null) {
-            logger.error("suspsed/range is null!");
+            log.error("suspsed/range is null!");
             return;
         }
         SedimentLoadFraction f = getFraction(km);
@@ -171,7 +171,7 @@
 
     public void setLoadTotal(double km, double total, Range range) {
         if (range == null) {
-            logger.error("loadtotal/range is null!");
+            log.error("loadtotal/range is null!");
             return;
         }
         SedimentLoadFraction f = getFraction(km);
@@ -181,7 +181,7 @@
 
     public void setTotal(double km, double total, Range range) {
         if (range == null) {
-            logger.error("total/range is null!");
+            log.error("total/range is null!");
             return;
         }
         SedimentLoadFraction f = getFraction(km);
@@ -191,7 +191,7 @@
 
     public void setUnknown(double km, double unknown, Range range) {
         if (range == null) {
-            logger.error("unknown/range is null!");
+            log.error("unknown/range is null!");
             return;
         }
         SedimentLoadFraction f = getFraction(km);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadLSFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadLSFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadLSFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -43,7 +43,7 @@
 extends DataFacet
 implements StaticFacet
 {
-    private static Logger logger = Logger.getLogger(SedimentLoadLSFacet.class);
+    private static Logger log = Logger.getLogger(SedimentLoadLSFacet.class);
 
     /* Aheinecke we probably need to get the kind and split this up here
      * in some way */
@@ -61,7 +61,7 @@
 
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("get Data");
+        log.debug("get Data");
         D4EArtifact arti = (D4EArtifact) artifact;
 
         String idStr = arti.getDataAsString("load_id");
@@ -70,7 +70,7 @@
         SedimentLoadLS theLoad = SedimentLoadLS.getSedimentLoadById(id);
 
         if (theLoad == null) {
-            logger.error("No load found for id: " + idStr);
+            log.error("No load found for id: " + idStr);
             return null;
         }
 
@@ -92,7 +92,7 @@
 
     @Override
     public void setup(Artifact artifact, Document data, CallMeta callMeta) {
-        logger.debug("setup");
+        log.debug("setup");
         String code = D4EArtifact.getDatacageIDValue(data);
         String[] split = code.split(";");
         String idStr = split[0];
@@ -101,15 +101,15 @@
         int id = Integer.valueOf(idStr);
         SedimentLoadLS theLoad = SedimentLoadLS.getSedimentLoadById(id);
         if (theLoad == null) {
-            logger.error("No load found for id: " + idStr);
+            log.error("No load found for id: " + idStr);
             return;
         }
-        logger.debug("Setting up SedimentLoadLSFacet for id: " + id);
+        log.debug("Setting up SedimentLoadLSFacet for id: " + id);
         if (theLoad.getGrainFraction() != null) {
-            logger.debug("GrainFraction: " + theLoad.getGrainFraction().getName());
+            log.debug("GrainFraction: " + theLoad.getGrainFraction().getName());
         }
-        logger.debug("Kind: " + theLoad.getKind());
-        logger.debug("Unit: " + theLoad.getUnit().getName());
+        log.debug("Kind: " + theLoad.getKind());
+        log.debug("Unit: " + theLoad.getUnit().getName());
 
         /* Name has the pattern sedimentload.<unit>.<grainfraction_name>
          * this is partly done for backwards compatibility and theming.
@@ -135,7 +135,7 @@
         }
         name += "." + gfName;
 
-        logger.debug("Created facet: " + name);
+        log.debug("Created facet: " + name);
 
         description = Resources.getMsg(
                 callMeta,
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadResult.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadResult.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadResult.java	Fri Sep 05 12:58:17 2014 +0200
@@ -20,7 +20,7 @@
 public class SedimentLoadResult
 implements Serializable
 {
-    private static final Logger logger = Logger
+    private static final Logger log = Logger
         .getLogger(SedimentLoadResult.class);
     protected int startYear;
     protected int endYear;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/sq/SQOverviewFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/sq/SQOverviewFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/sq/SQOverviewFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -24,7 +24,7 @@
 extends      DataFacet
 implements   FacetTypes
 {
-    private static final Logger logger = Logger.getLogger(SQOverviewFacet.class);
+    private static final Logger log = Logger.getLogger(SQOverviewFacet.class);
 
     protected int fractionIdx;
 
@@ -46,7 +46,7 @@
 
     @Override
     public Object getData(Artifact artifact, CallContext context) {
-        logger.debug("SQOverviewFacet.getData");
+        log.debug("SQOverviewFacet.getData");
 
         switch(fractionIdx) {
             case 0: return "sq_relation_a";
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/model/sq/SQRelationJRDataSource.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/sq/SQRelationJRDataSource.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/sq/SQRelationJRDataSource.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,8 +23,8 @@
  */
 public class SQRelationJRDataSource implements JRDataSource
 {
-    /** The logger used in this exporter.*/
-    private static Logger logger = Logger.getLogger(SQRelationJRDataSource.class);
+    /** The log used in this exporter.*/
+    private static Logger log = Logger.getLogger(SQRelationJRDataSource.class);
 
     private ArrayList<String[]> data;
     private HashMap<String, String> metaData;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/resources/Resources.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/resources/Resources.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/resources/Resources.java	Fri Sep 05 12:58:17 2014 +0200
@@ -24,8 +24,8 @@
  */
 public class Resources {
 
-    /** The logger that is used in this class.*/
-    private static Logger logger = Logger.getLogger(Resources.class);
+    /** The log that is used in this class.*/
+    private static Logger log = Logger.getLogger(Resources.class);
 
     /** The singleton instance.*/
     private static Resources INSTANCE;
@@ -178,7 +178,7 @@
             return bundle.getString(key);
         }
         catch (MissingResourceException mre) {
-            logger.warn("No message found for key: " + key);
+            log.warn("No message found for key: " + key);
 
             return def;
         }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/CrossSectionKMService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/CrossSectionKMService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/CrossSectionKMService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -59,7 +59,7 @@
 public class CrossSectionKMService
 extends      D4EService
 {
-    private static Logger logger =
+    private static Logger log =
         Logger.getLogger(CrossSectionKMService.class);
 
     public static final String CACHE_NAME = "cross-section-kms";
@@ -79,7 +79,7 @@
         GlobalContext globalContext,
         CallMeta      callMeta
     ) {
-        logger.debug("CrossSectionKMService.doProcess");
+        log.debug("CrossSectionKMService.doProcess");
 
         NodeList crossSectionNodes =
             data.getElementsByTagName("art:cross-section");
@@ -96,7 +96,7 @@
             String neighborsString = crossSectionElement.getAttribute("n");
 
             if (idString.length() == 0 || kmString.length() == 0) {
-                logger.debug("missing attributes in cross-section element");
+                log.debug("missing attributes in cross-section element");
                 continue;
             }
 
@@ -113,14 +113,14 @@
                 }
             }
             catch (NumberFormatException nfe) {
-                logger.debug("converting number failed", nfe);
+                log.debug("converting number failed", nfe);
                 continue;
             }
 
             NavigableMap<Double, Integer> map = getKms(crossSectionId);
 
             if (map == null) {
-                logger.debug("cannot find cross section " + crossSectionId);
+                log.debug("cannot find cross section " + crossSectionId);
                 continue;
             }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/D4EService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/D4EService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/D4EService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -24,7 +24,7 @@
 
 public abstract class D4EService extends XMLService {
 
-    private static final Logger logger = Logger.getLogger(D4EService.class);
+    private static final Logger log = Logger.getLogger(D4EService.class);
 
 
     @Override
@@ -52,14 +52,14 @@
 
 
     protected void init() {
-        logger.debug("init");
+        log.debug("init");
         SessionHolder.acquire();
     }
 
 
     /** Called when processing done, close session. */
     protected void shutdown() {
-        logger.debug("shutdown");
+        log.debug("shutdown");
         Session session = SessionHolder.HOLDER.get();
         session.close();
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/DischargeInfoService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/DischargeInfoService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/DischargeInfoService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -35,8 +35,8 @@
  */
 public class DischargeInfoService extends D4EService {
 
-    /** The logger used in this service. */
-    private static Logger logger = Logger.getLogger(DischargeInfoService.class);
+    /** The log used in this service. */
+    private static Logger log = Logger.getLogger(DischargeInfoService.class);
 
     public static final String GAUGE_XPATH = "/art:gauge/text()";
 
@@ -52,9 +52,9 @@
         GlobalContext globalContext,
         CallMeta      callMeta
     ) {
-        if (logger.isDebugEnabled()) {
-            logger.debug("DischargeInfoService.process");
-            logger.debug(XMLUtils.toString(data));
+        if (log.isDebugEnabled()) {
+            log.debug("DischargeInfoService.process");
+            log.debug(XMLUtils.toString(data));
         }
 
         String gaugeNumber = XMLUtils.xpathString(
@@ -65,18 +65,18 @@
 
         if (gaugeNumber == null ||
            (gaugeNumber = gaugeNumber.trim()).length() == 0) {
-            logger.warn("No gauge specified. Cannot return discharge info.");
+            log.warn("No gauge specified. Cannot return discharge info.");
             return XMLUtils.newDocument();
         }
 
-        logger.debug("Getting discharge for gauge: " + gaugeNumber + " at river: " + river);
+        log.debug("Getting discharge for gauge: " + gaugeNumber + " at river: " + river);
 
         long gn;
         try {
             gn = Long.parseLong(gaugeNumber);
         }
         catch (NumberFormatException nfe) {
-            logger.warn("Invalid gauge number. Cannot return discharge info.");
+            log.warn("Invalid gauge number. Cannot return discharge info.");
             return XMLUtils.newDocument();
         }
 
@@ -88,11 +88,11 @@
         }
 
         if (gauge == null) {
-            logger.warn("No such gauge found.");
+            log.warn("No such gauge found.");
             return XMLUtils.newDocument();
         }
 
-        logger.debug("Found gauge: " + gauge.getName() + " id: " + gauge.getId());
+        log.debug("Found gauge: " + gauge.getName() + " id: " + gauge.getId());
 
         return buildDocument(gauge);
     }
@@ -104,7 +104,7 @@
         List<DischargeTable> tables = gauge.getDischargeTables();
         Collections.sort(tables);
 
-        logger.debug("# of tables:" + tables.size());
+        log.debug("# of tables:" + tables.size());
 
         Element all = result.createElement("discharges");
         for (DischargeTable dt: tables) {
@@ -118,7 +118,7 @@
             TimeInterval ti = dt.getTimeInterval();
 
             if (ti == null) {
-                logger.warn("DischargeTable has no TimeInterval set!");
+                log.warn("DischargeTable has no TimeInterval set!");
                 continue;
             }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/DistanceInfoService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/DistanceInfoService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/DistanceInfoService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,8 +33,8 @@
  */
 public class DistanceInfoService extends D4EService {
 
-    /** The logger used in this service. */
-    private static Logger logger = Logger.getLogger(DistanceInfoService.class);
+    /** The log used in this service. */
+    private static Logger log = Logger.getLogger(DistanceInfoService.class);
 
     public static final String RIVER_XPATH = "/art:river/text()";
 
@@ -54,7 +54,7 @@
         GlobalContext globalContext,
         CallMeta      callMeta
     ) {
-        logger.debug("DistanceInfoService.process");
+        log.debug("DistanceInfoService.process");
 
         String river = XMLUtils.xpathString(
             data, RIVER_XPATH, ArtifactNamespaceContext.INSTANCE);
@@ -63,11 +63,11 @@
             data, FILTER_XPATH, ArtifactNamespaceContext.INSTANCE);
 
         if (river == null || (river = river.trim()).length() == 0) {
-            logger.warn("No river specified. Cannot return distance info!");
+            log.warn("No river specified. Cannot return distance info!");
             return XMLUtils.newDocument();
         }
 
-        logger.debug("Search distances for river: " + river);
+        log.debug("Search distances for river: " + river);
 
         FastAnnotations fas = LocationProvider.getAnnotations(river);
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/FileUploadService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/FileUploadService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/FileUploadService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,8 +31,8 @@
  */
 public class FileUploadService extends D4EService {
 
-    /** The logger used in this service.*/
-    private static Logger logger = Logger.getLogger(FileUploadService.class);
+    /** The log used in this service.*/
+    private static Logger log = Logger.getLogger(FileUploadService.class);
 
     /** XPath that points to the artifact uuid.*/
     public static final String XPATH_ARTIFACT_UUID =
@@ -50,7 +50,7 @@
         GlobalContext context,
         CallMeta callMeta
     ) {
-        logger.debug("FileUploadService.process");
+        log.debug("FileUploadService.process");
 
         Document doc = XMLUtils.newDocument();
         ElementCreator ec = new ElementCreator(doc, null, null);
@@ -82,12 +82,12 @@
                 }
             }
             catch (IOException ioe) {
-                logger.warn(ioe, ioe);
+                log.warn(ioe, ioe);
                 status.setTextContent("Upload fehlgeschlagen!");
             }
         }
         else {
-            logger.debug("No data in uploaded xml.");
+            log.debug("No data in uploaded xml.");
             status.setTextContent("Upload fehlgeschlagen!");
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/GaugeInfoService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/GaugeInfoService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/GaugeInfoService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -49,8 +49,8 @@
 
         @Override
         public boolean apply(Gauge  gauge) {
-            if (logger.isDebugEnabled()) {
-                logger.debug("Test gauge '" + gauge.getName() + "'");
+            if (log.isDebugEnabled()) {
+                log.debug("Test gauge '" + gauge.getName() + "'");
             }
 
             return gauge != null && gauge.getOfficialNumber() == refNr;
@@ -58,8 +58,8 @@
     } // end of ReferenceNumberFilter class
 
 
-    /** The logger that is used by this service.*/
-    private static Logger logger = Logger.getLogger(GaugeInfoService.class);
+    /** The log that is used by this service.*/
+    private static Logger log = Logger.getLogger(GaugeInfoService.class);
 
 
     public static final String XPATH_RIVERNAME = "/art:river/@name";
@@ -78,10 +78,10 @@
         GlobalContext context,
         CallMeta      callMeta
     ) {
-        logger.debug("GaugeInfoService.process");
+        log.debug("GaugeInfoService.process");
 
-        if (logger.isDebugEnabled()) {
-            logger.debug(XMLUtils.toString(data));
+        if (log.isDebugEnabled()) {
+            log.debug(XMLUtils.toString(data));
         }
 
         River river = getRiverFromRequest(data);
@@ -109,7 +109,7 @@
             XPATH_RIVERNAME,
             ArtifactNamespaceContext.INSTANCE);
 
-        logger.debug("Return Gauge info for River '" + rivername + "'");
+        log.debug("Return Gauge info for River '" + rivername + "'");
 
         return rivername != null ? RiverFactory.getRiver(rivername) : null;
     }
@@ -129,7 +129,7 @@
                     new ReferenceNumberFilter(Long.parseLong(refNr)));
             }
             catch (NumberFormatException nfe) {
-                logger.warn(nfe, nfe);
+                log.warn(nfe, nfe);
             }
         }
 
@@ -147,7 +147,7 @@
 
         Element service = cr.create("service");
 
-        logger.debug("Append " + gauges.size() + " gauges to info doc.");
+        log.debug("Append " + gauges.size() + " gauges to info doc.");
 
         for (Gauge g: gauges) {
             Range r = g.getRange();
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/GaugeOverviewInfoService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/GaugeOverviewInfoService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/GaugeOverviewInfoService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -29,7 +29,7 @@
  */
 public class GaugeOverviewInfoService extends RiverInfoService {
 
-    private static final Logger logger = Logger.getLogger(
+    private static final Logger log = Logger.getLogger(
             GaugeOverviewInfoService.class);
 
     @Override
@@ -40,14 +40,14 @@
     ) {
         Document result = super.doProcess(data, globalContext, callMeta);
 
-        logger.debug("GaugeOverviewInfoService.process");
+        log.debug("GaugeOverviewInfoService.process");
 
         Element egs = ec.create("gauges");
 
         List<Gauge> gauges = river.getGauges();
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Loaded gauges: " + gauges);
+        if (log.isDebugEnabled()) {
+            log.debug("Loaded gauges: " + gauges);
         }
 
         for (Gauge gauge: river.getGauges()) {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/MainValuesService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/MainValuesService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/MainValuesService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -41,8 +41,8 @@
  */
 public class MainValuesService extends D4EService {
 
-    /** The logger that is used by this service.*/
-    private static Logger logger = Logger.getLogger(MainValuesService.class);
+    /** The log that is used by this service.*/
+    private static Logger log = Logger.getLogger(MainValuesService.class);
 
     /** The XPath that points to the river definition of the incoming request.*/
     public static final String XPATH_RIVER = "/art:mainvalues/art:river/text()";
@@ -63,7 +63,7 @@
     }
 
     private static final Document error(String msg) {
-        logger.debug(msg);
+        log.debug(msg);
         return XMLUtils.newDocument();
     }
 
@@ -74,7 +74,7 @@
         GlobalContext context,
         CallMeta      callMeta
     ) {
-        logger.debug("MainValuesService.process");
+        log.debug("MainValuesService.process");
 
         this.callMeta = callMeta;
 
@@ -108,7 +108,7 @@
     protected River getRequestedRiver(Document data)
     throws    NullPointerException
     {
-        logger.debug("MainValuesService.getRequestedRiver");
+        log.debug("MainValuesService.getRequestedRiver");
 
         String riverStr = XMLUtils.xpathString(
             data, XPATH_RIVER, ArtifactNamespaceContext.INSTANCE);
@@ -131,7 +131,7 @@
      * @return the start and end point.
      */
     protected double[] getRequestedStartEnd(Document data, River river) {
-        logger.debug("MainValuesService.getStartEnd");
+        log.debug("MainValuesService.getStartEnd");
 
         String startStr = XMLUtils.xpathString(
             data, XPATH_START, ArtifactNamespaceContext.INSTANCE);
@@ -147,15 +147,15 @@
             double start = Double.parseDouble(startStr);
             double end   = Double.parseDouble(endStr);
 
-            if (logger.isDebugEnabled()) {
-                logger.debug("Found start: " + start);
-                logger.debug("Found end: " + end);
+            if (log.isDebugEnabled()) {
+                log.debug("Found start: " + start);
+                log.debug("Found end: " + end);
             }
 
             return new double[] { start, end };
         }
         catch (NumberFormatException nfe) {
-            logger.warn(nfe, nfe);
+            log.warn(nfe, nfe);
             return river.determineMinMaxDistance();
         }
     }
@@ -173,16 +173,16 @@
      */
     protected List<MainValue> getMainValues(River river, Gauge gauge) {
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("MainValuesService.buildMainValues");
-            logger.debug("River: " + river.getName());
-            logger.debug("Gauge: " + gauge.getName());
+        if (log.isDebugEnabled()) {
+            log.debug("MainValuesService.buildMainValues");
+            log.debug("River: " + river.getName());
+            log.debug("Gauge: " + gauge.getName());
         }
 
         List<MainValue> mainValues = gauge.getMainValues();
 
-        if (logger.isDebugEnabled()) {
-            logger.debug(mainValues.size() + " main values found.");
+        if (log.isDebugEnabled()) {
+            log.debug(mainValues.size() + " main values found.");
         }
 
         return mainValues;
@@ -195,7 +195,7 @@
         List<MainValue> mainValues,
         Object          context)
     {
-        logger.debug("MainValuesService.buildDocument");
+        log.debug("MainValuesService.buildDocument");
 
         Document doc = XMLUtils.newDocument();
 
@@ -233,7 +233,7 @@
         Gauge    gauge,
         Object   context)
     {
-        logger.debug("MainValuesService.appendMetaInformation");
+        log.debug("MainValuesService.appendMetaInformation");
 
         ElementCreator cr = new ElementCreator(
             doc,
@@ -274,7 +274,7 @@
         Integer         riverId,
         Object          context)
     {
-        logger.debug("MainValuesService.appendMainValues");
+        log.debug("MainValuesService.appendMainValues");
 
         ElementCreator cr = new ElementCreator(
             doc,
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/MapInfoService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/MapInfoService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/MapInfoService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -52,8 +52,8 @@
         "/artifact-database/*[local-name()=$maptype]/river[@name=$river]/river-wms";
 
 
-    /** The logger used in this service.*/
-    private static Logger logger = Logger.getLogger(MapInfoService.class);
+    /** The log used in this service.*/
+    private static Logger log = Logger.getLogger(MapInfoService.class);
 
 
     /**
@@ -86,7 +86,7 @@
         GlobalContext globalContext,
         CallMeta      callMeta
     ) {
-        logger.debug("MapInfoService.process");
+        log.debug("MapInfoService.process");
 
         Document result   = XMLUtils.newDocument();
         ElementCreator cr = new ElementCreator(result, null, null);
@@ -96,7 +96,7 @@
 
         String river = extractRiver(data);
         if (river == null || river.length() == 0) {
-            logger.warn("Cannot generate information: river is empty!");
+            log.warn("Cannot generate information: river is empty!");
             return result;
         }
 
@@ -113,8 +113,8 @@
         Envelope env = GeometryUtils.getRiverBoundary(river);
         if (env != null) {
             String bounds = GeometryUtils.jtsBoundsToOLBounds(env);
-            if (logger.isDebugEnabled()) {
-                logger.debug("River '" + river + "' bounds: " + bounds);
+            if (log.isDebugEnabled()) {
+                log.debug("River '" + river + "' bounds: " + bounds);
             }
 
             Element bbox = cr.create("bbox");
@@ -134,8 +134,8 @@
             root.appendChild(srid);
         }
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("processXML: " + XMLUtils.toString(root));
+        if (log.isDebugEnabled()) {
+            log.debug("processXML: " + XMLUtils.toString(root));
         }
 
         root.appendChild(
@@ -156,7 +156,7 @@
         Map<String, String> vars,
         ElementCreator cr)
     {
-        logger.debug("createWMSElement()");
+        log.debug("createWMSElement()");
 
         Element el = cr.create(elementName);
         Element wms = (Element)getNodeXPath(xpath, vars);
@@ -165,10 +165,10 @@
             cr.addAttr(el, "url", wms.getAttribute("url"));
             cr.addAttr(el, "layers", wms.getAttribute("layers"));
 
-            logger.debug("createWMSElement: " + XMLUtils.toString(el));
+            log.debug("createWMSElement: " + XMLUtils.toString(el));
         }
         else {
-            logger.debug("createWMSElement: wms == null");
+            log.debug("createWMSElement: wms == null");
         }
 
         return el;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/MeasurementStationInfoService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/MeasurementStationInfoService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/MeasurementStationInfoService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,7 +31,7 @@
  */
 public class MeasurementStationInfoService extends RiverInfoService {
 
-    private static final Logger logger = Logger.getLogger(
+    private static final Logger log = Logger.getLogger(
             MeasurementStationInfoService.class);
 
     public static final DateFormat DATE_FORMAT = DateFormat.getDateInstance(
@@ -49,8 +49,8 @@
 
         List<MeasurementStation> mstations = river.getMeasurementStations();
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Loaded stations: " + mstations);
+        if (log.isDebugEnabled()) {
+            log.debug("Loaded stations: " + mstations);
         }
 
         for (MeasurementStation mstation: mstations) {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/ModuleService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/ModuleService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/ModuleService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,14 +28,14 @@
 
     private static final String MODULE = "module";
 
-    private static Logger logger = Logger.getLogger(ModuleService.class);
+    private static Logger log = Logger.getLogger(ModuleService.class);
 
     protected Document doProcess(
         Document      data,
         GlobalContext globalContext,
         CallMeta      callMeta
     ) {
-        logger.debug("ModuleService.process");
+        log.debug("ModuleService.process");
 
         Document result = XMLUtils.newDocument();
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/RiverInfoService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/RiverInfoService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/RiverInfoService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,7 +28,7 @@
  */
 public class RiverInfoService extends D4EService {
 
-    private static final Logger logger = Logger.getLogger(
+    private static final Logger log = Logger.getLogger(
             RiverInfoService.class);
 
     protected static final String RIVER_XPATH = "/art:river/text()";
@@ -51,7 +51,7 @@
         Document result = XMLUtils.newDocument();
 
         if (river == null) {
-            logger.warn("No river with name " + rivername + " found.");
+            log.warn("No river with name " + rivername + " found.");
             return null;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/RiverService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/RiverService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/RiverService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -34,8 +34,8 @@
  */
 public class RiverService extends D4EService {
 
-    /** The logger used in this service.*/
-    private static Logger logger = Logger.getLogger(RiverService.class);
+    /** The log used in this service.*/
+    private static Logger log = Logger.getLogger(RiverService.class);
 
 
     protected Document doProcess(
@@ -43,7 +43,7 @@
         GlobalContext globalContext,
         CallMeta      callMeta
     ) {
-        logger.debug("RiverService.process");
+        log.debug("RiverService.process");
 
         Document result = XMLUtils.newDocument();
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/SedimentLoadInfoService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/SedimentLoadInfoService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/SedimentLoadInfoService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -27,8 +27,8 @@
 public class SedimentLoadInfoService
 extends D4EService
 {
-    /** The logger used in this service. */
-    private static Logger logger = Logger.getLogger(SedimentLoadInfoService.class);
+    /** The log used in this service. */
+    private static Logger log = Logger.getLogger(SedimentLoadInfoService.class);
 
     public static final String RIVER_XPATH = "/art:river/text()";
     public static final String TYPE_XPATH = "/art:river/art:type/text()";
@@ -66,7 +66,7 @@
             toD = Double.parseDouble(to);
         }
         catch (NumberFormatException nfe) {
-            logger.warn("Invalid locations. Cannot return sediment loads.");
+            log.warn("Invalid locations. Cannot return sediment loads.");
             return XMLUtils.newDocument();
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/ServerInfoService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/ServerInfoService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/ServerInfoService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -20,15 +20,15 @@
  */
 public class ServerInfoService extends D4EService {
 
-    /** The logger used in this service.*/
-    private static Logger logger = Logger.getLogger(ServerInfoService.class);
+    /** The log used in this service.*/
+    private static Logger log = Logger.getLogger(ServerInfoService.class);
 
     private static final String XPATH_HELP_URL = "/artifact-database/help-url/text()";
 
     @Override
     protected Document doProcess(Document data, GlobalContext globalContext,
             CallMeta callMeta) {
-        logger.debug("ServerInfoService.process");
+        log.debug("ServerInfoService.process");
 
         Document result = XMLUtils.newDocument();
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/services/ThemeListingService.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/services/ThemeListingService.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/services/ThemeListingService.java	Fri Sep 05 12:58:17 2014 +0200
@@ -34,8 +34,8 @@
  */
 public class ThemeListingService extends D4EService {
 
-    /** The logger used in this service.*/
-    private static Logger logger = Logger.getLogger(ThemeListingService.class);
+    /** The log used in this service.*/
+    private static Logger log = Logger.getLogger(ThemeListingService.class);
 
     private static final String XPATH_THEME_NAME = "/theme/@name";
 
@@ -44,11 +44,11 @@
         GlobalContext context,
         CallMeta      callMeta
     ) {
-        logger.debug("ThemeListingService.process");
+        log.debug("ThemeListingService.process");
         String name = XMLUtils.xpathString(data, XPATH_THEME_NAME, null);
 
         if (name == null) {
-            logger.warn("No theme name provided.");
+            log.warn("No theme name provided.");
         }
         Document result = XMLUtils.newDocument();
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/AnnotationRiverState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/AnnotationRiverState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/AnnotationRiverState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -35,8 +35,8 @@
     /** Developer-centric description of facet. */
     public static final String I18N_DESCRIPTION = "facet.longitudinal_section.annotations";
 
-    /** The logger that is used in this state. */
-    private static final Logger logger = Logger.getLogger(AnnotationRiverState.class);
+    /** The log that is used in this state. */
+    private static final Logger log = Logger.getLogger(AnnotationRiverState.class);
 
 
     /**
@@ -58,7 +58,7 @@
         CallMeta     meta,
         List<Facet>  facets
     ) {
-        logger.debug("AnnotationRiverState.computeInit()");
+        log.debug("AnnotationRiverState.computeInit()");
 
         AnnotationArtifact annotationArtifact = (AnnotationArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/AreaCreationState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/AreaCreationState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/AreaCreationState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,8 +28,8 @@
 extends      DefaultState
 implements   FacetTypes
 {
-    /** The logger that is used in this state. */
-    private static Logger logger = Logger.getLogger(AreaCreationState.class);
+    /** The log that is used in this state. */
+    private static Logger log = Logger.getLogger(AreaCreationState.class);
 
 
     /**
@@ -49,7 +49,7 @@
         List<Facet>   facets,
         Object        old
     ) {
-        logger.debug("AreaCreationState.compute");
+        log.debug("AreaCreationState.compute");
 
         if (facets != null) {
             AreaArtifact aArt = (AreaArtifact) areaArtifact;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/CalculationSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/CalculationSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/CalculationSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,8 +28,8 @@
  */
 public class CalculationSelect extends DefaultState {
 
-    /** The logger that is used in this class. */
-    private static Logger logger = Logger.getLogger(CalculationSelect.class);
+    /** The log that is used in this class. */
+    private static Logger log = Logger.getLogger(CalculationSelect.class);
 
     /** Name of data item. */
     public static final String FIELD_MODE = "calculation_mode";
@@ -127,7 +127,7 @@
     public boolean validate(Artifact artifact)
     throws IllegalArgumentException
     {
-        logger.debug("CalculationSelect.validate");
+        log.debug("CalculationSelect.validate");
         D4EArtifact flys = (D4EArtifact) artifact;
 
         StateData data = getData(flys, FIELD_MODE);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/CalculationSelectMinfo.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/CalculationSelectMinfo.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/CalculationSelectMinfo.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,8 +28,8 @@
  */
 public class CalculationSelectMinfo extends DefaultState {
 
-    /** The logger that is used in this class. */
-    private static Logger logger = Logger.getLogger(CalculationSelectMinfo.class);
+    /** The log that is used in this class. */
+    private static Logger log = Logger.getLogger(CalculationSelectMinfo.class);
 
 
     public static final String FIELD_MODE = "calculation_mode";
@@ -93,7 +93,7 @@
     public boolean validate(Artifact artifact)
     throws IllegalArgumentException
     {
-        logger.debug("CalculationSelect.validate");
+        log.debug("CalculationSelect.validate");
         D4EArtifact flys = (D4EArtifact) artifact;
 
         StateData data = getData(flys, FIELD_MODE);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/ComputationRangeState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/ComputationRangeState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/ComputationRangeState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -35,7 +35,7 @@
 extends      RangeState
 implements   FacetTypes
 {
-    private static Logger logger =
+    private static Logger log =
         Logger.getLogger(ComputationRangeState.class);
 
     /** The default step width. */
@@ -95,7 +95,7 @@
             maxVal = minmax[1];
         }
         else {
-            logger.warn("Could not read min/max distance values!");
+            log.warn("Could not read min/max distance values!");
         }
 
         if (name.equals("ld_from")) {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/ComputedDischargeCurveState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/ComputedDischargeCurveState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/ComputedDischargeCurveState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -42,8 +42,8 @@
 extends      DefaultState
 implements   FacetTypes
 {
-    /** The logger that is used in this state. */
-    private static Logger logger =
+    /** The log that is used in this state. */
+    private static Logger log =
         Logger.getLogger(ComputedDischargeCurveState.class);
 
 
@@ -63,7 +63,7 @@
         List<Facet>  facets,
         Object       old
     ) {
-        logger.debug("ComputedDischargeCurveState.computeAdvance");
+        log.debug("ComputedDischargeCurveState.computeAdvance");
         if(artifact instanceof WINFOArtifact) {
             WINFOArtifact winfo = (WINFOArtifact)artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/DGMSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/DGMSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/DGMSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,7 +31,7 @@
  */
 public class DGMSelect extends DefaultState {
 
-    private static final Logger logger = Logger.getLogger(DGMSelect.class);
+    private static final Logger log = Logger.getLogger(DGMSelect.class);
 
     public static final String ERR_EMPTY         = "error_no_dgm_selected";
     public static final String ERR_INVALID_DGM   = "error_invalid_dgm_selected";
@@ -69,7 +69,7 @@
 
 
     public static String getLabel(CallContext cc, String value) {
-        logger.debug("Create label for value: " + value);
+        log.debug("Create label for value: " + value);
 
         try {
             DGM dgm = DGM.getDGM(Integer.parseInt(value));
@@ -78,7 +78,7 @@
             return file.getName();
         }
         catch (NumberFormatException nfe) {
-            logger.warn("Cannot parse int value: '" + value + "'");
+            log.warn("Cannot parse int value: '" + value + "'");
         }
 
         return "";
@@ -136,7 +136,7 @@
                 throw new IllegalArgumentException(ERR_EMPTY);
             }
 
-            logger.debug("Found selected dgm: '" + dgmId + "'");
+            log.debug("Found selected dgm: '" + dgmId + "'");
 
             return DGM.getDGM(dgmId);
         }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/DefaultState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/DefaultState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/DefaultState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -44,8 +44,8 @@
  */
 public abstract class DefaultState extends AbstractState {
 
-    /** The logger that is used in this class. */
-    private static Logger logger = Logger.getLogger(DefaultState.class);
+    /** The log that is used in this class. */
+    private static Logger log = Logger.getLogger(DefaultState.class);
 
 
     /** Determines, if the DESCRIBE document should contain default values or
@@ -124,8 +124,8 @@
 
         String type = data.getType();
 
-        if (logger.isDebugEnabled()) {
-            logger.debug(
+        if (log.isDebugEnabled()) {
+            log.debug(
                 "Append element " + type + "'" +
                 name + "' (" + value + ")");
         }
@@ -421,8 +421,8 @@
         String       name,
         String       val
     ) {
-        if (logger.isDebugEnabled()) {
-            logger.debug("Transform data ('" + name + "','" + val + "')");
+        if (log.isDebugEnabled()) {
+            log.debug("Transform data ('" + name + "','" + val + "')");
         }
 
         stateData.setValue(val);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/DischargeState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/DischargeState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/DischargeState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
     public static final String TOTAL_CHANNEL = "total_channel";
 
 
-    private static final Logger logger = Logger.getLogger(DischargeState.class);
+    private static final Logger log = Logger.getLogger(DischargeState.class);
 
 
     /** Let client display a matrix. */
@@ -171,7 +171,7 @@
 
         List<DischargeZone> zones = DischargeZone.getDischargeZones(river);
 
-        logger.debug("Found " + zones.size() + " DischargeZones.");
+        log.debug("Found " + zones.size() + " DischargeZones.");
 
         return zones;
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/DistanceOnlySelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/DistanceOnlySelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/DistanceOnlySelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -18,7 +18,7 @@
 
 public class DistanceOnlySelect extends DistanceSelect {
 
-    private static Logger logger = Logger.getLogger(DistanceOnlySelect.class);
+    private static Logger log = Logger.getLogger(DistanceOnlySelect.class);
 
     @Override
     protected String getUIProvider() {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/DistanceSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/DistanceSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/DistanceSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -16,8 +16,8 @@
  */
 public class DistanceSelect extends ComputationRangeState {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(DistanceSelect.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(DistanceSelect.class);
 
 
     public DistanceSelect() {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/DurationCurveState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/DurationCurveState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/DurationCurveState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -45,8 +45,8 @@
 extends      DefaultState
 implements   FacetTypes
 {
-    /** The logger that is used in this state. */
-    private static Logger logger = Logger.getLogger(DurationCurveState.class);
+    /** The log that is used in this state. */
+    private static Logger log = Logger.getLogger(DurationCurveState.class);
 
     public DurationCurveState() {
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/EnterMultipleLocationsState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/EnterMultipleLocationsState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/EnterMultipleLocationsState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -22,12 +22,12 @@
  * Get me doubles (km).
  */
 public class EnterMultipleLocationsState extends EnterLocationState {
-    /** The logger for this class. */
-    private static Logger logger = Logger.getLogger(EnterMultipleLocationsState.class);
+    /** The log for this class. */
+    private static Logger log = Logger.getLogger(EnterMultipleLocationsState.class);
 
     @Override
     protected String getUIProvider() {
-        logger.debug("multi location panel");
+        log.debug("multi location panel");
         return "multi_location_panel";
     }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/FloodMapState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/FloodMapState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/FloodMapState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -71,8 +71,8 @@
 extends      DefaultState
 implements   FacetTypes
 {
-    /** The logger that is used in this state. */
-    private static Logger logger = Logger.getLogger(FloodMapState.class);
+    /** The log that is used in this state. */
+    private static Logger log = Logger.getLogger(FloodMapState.class);
 
 
     public static final String KEEP_ARTIFACT_DIR =
@@ -122,7 +122,7 @@
         Object   context,
         CallMeta callMeta
     ) {
-        logger.info("Initialize State with Artifact: " + orig.identifier());
+        log.info("Initialize State with Artifact: " + orig.identifier());
 
         copyShapeDir(orig, owner);
         modifyFacets(orig, owner, context, callMeta);
@@ -132,7 +132,7 @@
             amfg.generate();
         }
         catch (IOException e) {
-            logger.error(e.getMessage(), e);
+            log.error(e.getMessage(), e);
         }
     }
 
@@ -154,7 +154,7 @@
         D4EArtifact flys  = (D4EArtifact) owner;
         List<Facet> facets = flys.getFacets();
         if (facets == null || facets.isEmpty()) {
-            logger.warn("No facets for '" + OUTPUT_NAME + "' given!");
+            log.warn("No facets for '" + OUTPUT_NAME + "' given!");
             return;
         }
 
@@ -173,7 +173,7 @@
 
                         wms.addLayer(newLayer);
 
-                        logger.debug(
+                        log.debug(
                             "Replaced layer: " + layer + " with " + newLayer);
                     }
                 }
@@ -190,12 +190,12 @@
         List<Facet>  facets,
         Object       old
     ) {
-        logger.debug("FloodMapState.computeAdvance");
+        log.debug("FloodMapState.computeAdvance");
 
         File artifactDir = getDirectory(artifact);
 
         if (artifactDir == null) {
-            logger.error("Could not create directory for WSPLGEN results!");
+            log.error("Could not create directory for WSPLGEN results!");
             return null;
         }
 
@@ -227,7 +227,7 @@
                 "wsplgen.job.error",
                 "wsplgen.job.error"));
 
-            logger.error("No WSPLGEN processing has been started!");
+            log.error("No WSPLGEN processing has been started!");
 
             return null;
         }
@@ -280,21 +280,21 @@
         File artifactDir = new File(shapePath, artifact.identifier());
 
         if (artifactDir.exists()) {
-            logger.info("Delete directory: " + artifactDir.getAbsolutePath());
+            log.info("Delete directory: " + artifactDir.getAbsolutePath());
             if (!FileTools.deleteRecursive(artifactDir)) {
-                logger.warn("Could not delete directory: "
+                log.warn("Could not delete directory: "
                         + artifactDir.getAbsolutePath());
             }
         }
         else {
-            logger.debug("There is no directory to remove.");
+            log.debug("There is no directory to remove.");
         }
     }
 
 
     @Override
     public void endOfLife(Artifact artifact, Object callContext) {
-        logger.info("FloodMapState.endOfLife: " + artifact.identifier());
+        log.info("FloodMapState.endOfLife: " + artifact.identifier());
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
@@ -310,7 +310,7 @@
         CallContext        context,
         WSPLGENCalculation calculation
     ) {
-        logger.debug("FloodMapState.prepareWSPLGENJob");
+        log.debug("FloodMapState.prepareWSPLGENJob");
         String scenario = artifact.getDataAsString("scenario");
 
         WSPLGENJob job = new WSPLGENJob(
@@ -351,10 +351,10 @@
             return job;
         }
         catch (IOException ioe) {
-            logger.warn("Cannot write PAR file: " + ioe.getMessage());
+            log.warn("Cannot write PAR file: " + ioe.getMessage());
         }
         catch (IllegalArgumentException iae) {
-            logger.warn("Cannot write PAR file: " + iae.getMessage());
+            log.warn("Cannot write PAR file: " + iae.getMessage());
         }
 
         return null;
@@ -368,7 +368,7 @@
         WSPLGENJob job) {
         File line = new File(dir, HWS_LINES_SHAPE);
         boolean lines = line.exists();
-        logger.debug("shp file exists: " + lines);
+        log.debug("shp file exists: " + lines);
         if (lines) {
             job.addLin(dir + "/" + HWS_LINES_SHAPE);
             facetCreator.createShapeFacet(I18N_HWS_LINES_OFFICIAL,
@@ -377,7 +377,7 @@
         }
         File point = new File(dir, HWS_POINT_SHAPE);
         boolean points = point.exists();
-        logger.debug("shp file exists: " + points);
+        log.debug("shp file exists: " + points);
         if (points) {
             facetCreator.createShapeFacet(I18N_HWS_POINTS_OFFICIAL,
                 MapfileGenerator.MS_LAYER_PREFIX + HWS_POINTS,
@@ -422,7 +422,7 @@
                 MapfileGenerator.MS_LAYER_PREFIX + HWS_LINES,
                 FLOODMAP_HWS_LINES,2);
         }
-        else logger.warn("no lines written");
+        else log.warn("no lines written");
     }
 
 
@@ -454,11 +454,11 @@
             generator.generate();
         }
         catch(FileNotFoundException fnfe) {
-            logger.warn("Could not find mapfile for hws layer");
+            log.warn("Could not find mapfile for hws layer");
         }
         catch (Exception ioe) {
-            logger.warn("Could not create mapfile for hws layer");
-            logger.warn(Arrays.toString(ioe.getStackTrace()));
+            log.warn("Could not create mapfile for hws layer");
+            log.warn(Arrays.toString(ioe.getStackTrace()));
         }
     }
 
@@ -505,7 +505,7 @@
     protected void setGel(D4EArtifact artifact, WSPLGENJob job) {
         String gel = artifact.getDataAsString("scenario");
 
-        logger.debug("Selected gel = '" + gel + "'");
+        log.debug("Selected gel = '" + gel + "'");
 
         if (gel == null || gel.length() == 0) {
             job.setGel(WSPLGENJob.GEL_NOSPERRE);
@@ -544,7 +544,7 @@
         String geoJSON   = access.getGeoJSON();
 
         if (geoJSON == null || geoJSON.length() == 0) {
-            logger.debug("No barrier features in parameterization existing.");
+            log.debug("No barrier features in parameterization existing.");
             return;
         }
 
@@ -557,7 +557,7 @@
 
         List<SimpleFeature> features = GeometryUtils.parseGeoJSON(geoJSON, ft);
         if (features == null || features.isEmpty()) {
-            logger.debug("No barrier features extracted.");
+            log.debug("No barrier features extracted.");
             return;
         }
 
@@ -578,7 +578,7 @@
             fcs[0]);
 
         if (l) {
-            logger.debug(
+            log.debug(
                 "Successfully created barrier line shapefile. " +
                 "Write shapefile path into WSPLGEN job.");
             createMapfile(
@@ -591,7 +591,7 @@
                 MapfileGenerator.MS_BARRIERS_PREFIX);
 
             if (scenario.equals(WSPLGENJob.GEL_NOSPERRE)) {
-                logger.debug("WSPLGEN will not use barrier features.");
+                log.debug("WSPLGEN will not use barrier features.");
             }
             else {
                 job.addLin(shapeLines.getAbsolutePath());
@@ -605,7 +605,7 @@
 
 
         if (p) {
-            logger.debug(
+            log.debug(
                 "Successfully created barrier polygon shapefile. " +
                 "Write shapefile path into WSPLGEN job.");
             createMapfile(
@@ -618,7 +618,7 @@
                 MapfileGenerator.MS_BARRIERS_PREFIX);
 
             if (scenario.equals(WSPLGENJob.GEL_NOSPERRE)) {
-                logger.debug("WSPLGEN will not use barrier features.");
+                log.debug("WSPLGEN will not use barrier features.");
             }
             else {
                 job.addLin(shapePolys.getAbsolutePath());
@@ -639,7 +639,7 @@
     ) {
         File archive = new File(dir, WSPLGEN_USER_RGD_SHAPE);
         boolean exists = archive.exists();
-        logger.debug("shp file exists: " + exists);
+        log.debug("shp file exists: " + exists);
         if (exists) {
             job.addLin(dir + "/" + WSPLGEN_USER_RGD_SHAPE);
             facetCreator.createShapeFacet(FacetCreator.I18N_USERSHAPE,
@@ -680,12 +680,12 @@
                 polygons.add(feature);
             }
             else {
-                logger.warn("Feature not supported: " + geom.getClass());
+                log.warn("Feature not supported: " + geom.getClass());
             }
         }
 
-        logger.debug("Found " + lines.size() + " barrier lines.");
-        logger.debug("Found " + polygons.size() + " barrier polygons.");
+        log.debug("Found " + lines.size() + " barrier lines.");
+        log.debug("Found " + polygons.size() + " barrier polygons.");
 
         return new FeatureCollection[] { lines, polygons };
     }
@@ -695,7 +695,7 @@
         SimpleFeature feature,
         Geometry      geom
     ) {
-        logger.debug("Apply elevations for: " + geom.getClass());
+        log.debug("Apply elevations for: " + geom.getClass());
 
         List<Double> elevations = extractElevations(feature);
         int           numPoints = geom.getNumPoints();
@@ -704,7 +704,7 @@
         String typ = (String) feature.getAttribute("typ");
 
         if (numPoints > numElevation) {
-            logger.warn("More vertices in Geometry than elevations given.");
+            log.warn("More vertices in Geometry than elevations given.");
         }
 
         Coordinate[] c = geom.getCoordinates();
@@ -739,7 +739,7 @@
                 list.add(Double.parseDouble(elevations[i]));
             }
             catch (NumberFormatException nfe) {
-                logger.warn("Error while parsing elevation at pos: " + i);
+                log.warn("Error while parsing elevation at pos: " + i);
                 if (typ != null && typ.equals("Graben")) {
                     list.add(new Double(-9999.0));
                 }
@@ -764,11 +764,11 @@
             axes = RiverAxis.getRiverAxis(river);
         }
         catch (HibernateException iae) {
-            logger.warn("No valid river axis found for " + river);
+            log.warn("No valid river axis found for " + river);
             return;
         }
         if (axes == null || axes.isEmpty()) {
-            logger.warn("Could not find river axis for: '" + river + "'");
+            log.warn("Could not find river axis for: '" + river + "'");
             return;
         }
 
@@ -809,7 +809,7 @@
         List<CrossSectionTrack> cst =
             CrossSectionTrack.getCrossSectionTrack(river, WSPLGEN_QPS_NAME);
 
-        logger.debug("Found " + cst.size() + " CrossSectionTracks.");
+        log.debug("Found " + cst.size() + " CrossSectionTracks.");
 
         Object[][] attrs = new Object[2][];
         attrs[0] = new Object[] { "ELEVATION", Double.class };
@@ -853,7 +853,7 @@
         DGM dgm = access.getDGM();
 
         if (dgm == null) {
-            logger.warn("Could not find specified DGM.");
+            log.warn("Could not find specified DGM.");
             return;
         }
 
@@ -872,7 +872,7 @@
     protected void setArea(D4EArtifact artifact, File dir, WSPLGENJob job) {
         String useFloodplain = artifact.getDataAsString("use_floodplain");
         if (!Boolean.valueOf(useFloodplain)) {
-            logger.debug("WSPLGEN will not use floodplain.");
+            log.debug("WSPLGEN will not use floodplain.");
             return;
         }
 
@@ -884,13 +884,13 @@
         Floodplain plain = Floodplain.getFloodplain(river);
 
         if (plain == null) {
-            logger.debug("No flood plain for river '" + river + "'");
+            log.debug("No flood plain for river '" + river + "'");
             return;
         }
 
         Polygon polygon = plain.getGeom();
         if (polygon == null) {
-            logger.warn("Floodplain has no geometry.");
+            log.warn("Floodplain has no geometry.");
             return;
         }
 
@@ -926,7 +926,7 @@
     protected WQKms getWQKms(D4EArtifact flys, CallContext cc) {
         String wspString = flys.getDataAsString(WSP_ARTIFACT);
         if (wspString == null) {
-            logger.debug("getWQKms(): wspString == null");
+            log.debug("getWQKms(): wspString == null");
             return null;
         }
         String[] parts = wspString.split(";");
@@ -942,7 +942,7 @@
             ? RiverUtils.getArtifact(otherArtifact, cc)
             : flys;
 
-        logger.debug("Use waterlevel provided by Artifact: " + src.identifier());
+        log.debug("Use waterlevel provided by Artifact: " + src.identifier());
 
         // The state actually depends on the kind of artifact. E.g. StaticWQKmsArtifact needs other state
         Object computed = src.compute(
@@ -981,7 +981,7 @@
             return wqkms;
         }
 
-        logger.warn("getWQKms cannot handle " + computed.getClass() + " " + src.getClass());
+        log.warn("getWQKms cannot handle " + computed.getClass() + " " + src.getClass());
         return null;
     }
 
@@ -992,12 +992,12 @@
         File         dir,
         WSPLGENJob   job)
     {
-        logger.debug("FloodMapState.setWsp");
+        log.debug("FloodMapState.setWsp");
 
         WQKms data = getWQKms(artifact, context);
 
         if (data == null) {
-            logger.warn("No WST data found!");
+            log.warn("No WST data found!");
             return;
         }
 
@@ -1008,7 +1008,7 @@
         boolean writeWspTag = true;
 
         double[] buf = new double[4];
-        logger.debug("Add WST column: " + data.getName());
+        log.debug("Add WST column: " + data.getName());
         writer.addColumn(data.getName());
 
         if (writeWspTag) {
@@ -1032,7 +1032,7 @@
             job.setWsp(wspFile.getAbsolutePath());
         }
         catch (FileNotFoundException fnfe) {
-            logger.warn("Error while writing wsp file: " + fnfe.getMessage());
+            log.warn("Error while writing wsp file: " + fnfe.getMessage());
         }
         finally {
             if (fout != null) {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/FloodplainChoice.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/FloodplainChoice.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/FloodplainChoice.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
     public static final String ACTIVE   = "floodplain.active";
     public static final String INACTIVE = "floodplain.inactive";
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(FloodplainChoice.class);
 
 
@@ -66,7 +66,7 @@
         String      value,
         String      type
     ) {
-        logger.debug("GET LABEL FOR '" + name + "' / '" + value + "'");
+        log.debug("GET LABEL FOR '" + name + "' / '" + value + "'");
         if (value != null && value.equals("true")) {
             return Resources.getMsg(cc.getMeta(), ACTIVE, ACTIVE);
         }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/FlowVelocityState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/FlowVelocityState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/FlowVelocityState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -34,7 +34,7 @@
 /* State in which flow velocities can/will be calculated. */
 public class FlowVelocityState extends DefaultState implements FacetTypes {
 
-    private static Logger logger = Logger.getLogger(FlowVelocityState.class);
+    private static Logger log = Logger.getLogger(FlowVelocityState.class);
 
     public static final String I18N_MAINCHANNEL_FACET =
         "facet.flow_velocity.mainchannel";
@@ -66,7 +66,7 @@
         List<Facet>  facets,
         Object       old
     ) {
-        logger.debug("FlowVelocityState.computeAdvance");
+        log.debug("FlowVelocityState.computeAdvance");
 
         List<Facet> newFacets = new ArrayList<Facet>();
 
@@ -82,7 +82,7 @@
 
         FlowVelocityData[] data = (FlowVelocityData[]) res.getData();
 
-        logger.debug("Calculated " + data.length + " FlowVelocityData objects");
+        log.debug("Calculated " + data.length + " FlowVelocityData objects");
 
         String id  = getID();
         int    idx = 0;
@@ -212,7 +212,7 @@
 
         newFacets.add(csv);
 
-        logger.debug("Created " + newFacets.size() + " new Facets.");
+        log.debug("Created " + newFacets.size() + " new Facets.");
 
         facets.addAll(newFacets);
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/GaugeDischargeState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/GaugeDischargeState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/GaugeDischargeState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -48,8 +48,8 @@
     /** Developer-centric description of facet. */
     public static final String I18N_DESCRIPTION = "facet.discharge.curve";
 
-    /** The logger that is used in this state. */
-    private static final Logger logger =
+    /** The log that is used in this state. */
+    private static final Logger log =
         Logger.getLogger(GaugeDischargeState.class);
 
 
@@ -112,7 +112,7 @@
         CallMeta     meta,
         List<Facet>  facets
     ) {
-        logger.debug("GaugeDischargeState.computeInit()");
+        log.debug("GaugeDischargeState.computeInit()");
 
         GaugeDischargeFacet facet = new GaugeDischargeFacet(
             0,
@@ -137,7 +137,7 @@
         Object       old
     ) {
         if (artifact instanceof GaugeDischargeArtifact) {
-            logger.debug("GaugeDischargeState.computeAdvance()");
+            log.debug("GaugeDischargeState.computeAdvance()");
             GaugeDischargeArtifact dischargeArtifact = (GaugeDischargeArtifact) artifact;
 
             CalculationResult res;
@@ -153,7 +153,7 @@
             WQKms[] wqkms = (WQKms[]) res.getData();
 
             if (wqkms != null && facets != null) {
-                logger.debug("GaugeDischargeState.computeAdvance(): create facets");
+                log.debug("GaugeDischargeState.computeAdvance(): create facets");
 
                 GaugeDischargeFacet facet = new GaugeDischargeFacet(
                     0,
@@ -171,9 +171,9 @@
             }
             else {
                 if (wqkms == null)
-                    logger.debug("GaugeDischargeState.computeAdvance(): wqkms 0");
+                    log.debug("GaugeDischargeState.computeAdvance(): wqkms 0");
                 else
-                    logger.debug("GaugeDischargeState.computeAdvance(): facets 0");
+                    log.debug("GaugeDischargeState.computeAdvance(): facets 0");
             }
 
             return res;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/GaugeTimerangeState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/GaugeTimerangeState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/GaugeTimerangeState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -27,8 +27,8 @@
  */
 public class GaugeTimerangeState extends IntRangeState {
 
-    /** Private logger. */
-    private static final Logger logger =
+    /** Private log. */
+    private static final Logger log =
             Logger.getLogger(GaugeTimerangeState.class);
 
 
@@ -37,7 +37,7 @@
         Gauge gauge = RiverUtils.getReferenceGauge(flys);
 
         if (gauge == null) {
-            logger.warn("No reference gauge specified!");
+            log.warn("No reference gauge specified!");
             return new long[] { 0, 0 };
         }
 
@@ -67,7 +67,7 @@
             }
         }
 
-        logger.warn("Could not determine time range for gauge: " + gauge.getName()
+        log.warn("Could not determine time range for gauge: " + gauge.getName()
                 + " id: " + gauge.getId());
 
         return null;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/HWSBarriersState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/HWSBarriersState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/HWSBarriersState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -37,8 +37,8 @@
 extends DefaultState
 {
 
-    /** The logger that is used in this class.*/
-    private static Logger logger = Logger.getLogger(HWSBarriersState.class);
+    /** The log that is used in this class.*/
+    private static Logger log = Logger.getLogger(HWSBarriersState.class);
     private static final String HWS_SHAPEFILE_LINES = "hws-lines.shp";
     private static final String HWS_SHAPEFILE_POINTS = "hws-points.shp";
 
@@ -83,7 +83,7 @@
         File artifactDir = getDirectory(artifact);
 
         if (artifactDir == null) {
-            logger.error("Could not create directory for HWS shapefile!");
+            log.error("Could not create directory for HWS shapefile!");
             return null;
         }
 
@@ -166,7 +166,7 @@
                                 proj.indexOf("\"]]"));
                     }
                     else {
-                        logger.warn("Could not read EPSG code from shapefile.");
+                        log.warn("Could not read EPSG code from shapefile.");
                         return null;
                     }
                     if (type.contains("Line")) {
@@ -188,7 +188,7 @@
                         FloodMapState.WSPLGEN_USER_RGD);
                 }
                 catch (IOException e) {
-                    logger.warn("No mapfile for user-rgd created!");
+                    log.warn("No mapfile for user-rgd created!");
                 }
             }
         }
@@ -198,7 +198,7 @@
     private boolean extractUserShp(File dir) {
         File archive = new File(dir, FloodMapState.WSPLGEN_USER_RGD_ZIP);
         boolean exists = archive.exists();
-        logger.debug("Zip file exists: " + exists);
+        log.debug("Zip file exists: " + exists);
         if (exists) {
             try {
                 File tmpDir = new File(dir, "usr_tmp");
@@ -207,7 +207,7 @@
                 return true;
             }
             catch (IOException ioe) {
-                logger.warn("Zip archive " + dir + "/"
+                log.warn("Zip archive " + dir + "/"
                     + FloodMapState.WSPLGEN_USER_RGD_ZIP + " could not be extracted.");
                 return false;
             }
@@ -241,7 +241,7 @@
                         FileTools.copyFile(file, new File(target, FloodMapState.WSPLGEN_USER_RGD + "." + suffix));
                     }
                     catch (IOException ioe) {
-                        logger.warn ("Error while copying file " + file.getName());
+                        log.warn ("Error while copying file " + file.getName());
                         return true;
                     }
                 }
@@ -256,7 +256,7 @@
     @Override
     public void endOfLife(Artifact artifact, Object callContext) {
         super.endOfLife(artifact, callContext);
-        logger.info("ScenarioSelect.endOfLife: " + artifact.identifier());
+        log.info("ScenarioSelect.endOfLife: " + artifact.identifier());
 
         D4EArtifact flys = (D4EArtifact) artifact;
         removeDirectory(flys);
@@ -275,14 +275,14 @@
         File artifactDir = new File(shapePath, artifact.identifier());
 
         if (artifactDir.exists()) {
-            logger.debug("Delete directory: " + artifactDir.getAbsolutePath());
+            log.debug("Delete directory: " + artifactDir.getAbsolutePath());
             boolean success = FileTools.deleteRecursive(artifactDir);
             if (!success) {
-                logger.warn("could not remove dir '" + artifactDir + "'");
+                log.warn("could not remove dir '" + artifactDir + "'");
             }
         }
         else {
-            logger.debug("There is no directory to remove.");
+            log.debug("There is no directory to remove.");
         }
     }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/HWSDatacageState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/HWSDatacageState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/HWSDatacageState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -21,7 +21,7 @@
 extends DefaultState
 {
 
-    private static final Logger logger = Logger.getLogger(HWSDatacageState.class);
+    private static final Logger log = Logger.getLogger(HWSDatacageState.class);
 
     @Override
     protected String getUIProvider() {
@@ -53,7 +53,7 @@
 
 
     public static String getLabel(CallContext cc, String value) {
-        logger.debug("Create label for value: " + value);
+        log.debug("Create label for value: " + value);
 
         return value;
     }
@@ -65,7 +65,7 @@
     {
         D4EArtifact flys = (D4EArtifact) artifact;
         String hws = flys.getDataAsString("uesk.hws");
-        logger.debug("hws: " + hws);
+        log.debug("hws: " + hws);
         return true;
     }
 
@@ -88,7 +88,7 @@
             return null;
         }
 
-        logger.debug("Found selected hws: '" + hws + "'");
+        log.debug("Found selected hws: '" + hws + "'");
 
         return hws;
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/HistoricalDischargeComputeState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/HistoricalDischargeComputeState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/HistoricalDischargeComputeState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -57,7 +57,7 @@
 extends     DefaultState
 implements  FacetTypes
 {
-    private static final Logger logger = Logger
+    private static final Logger log = Logger
         .getLogger(HistoricalDischargeComputeState.class);
 
     public static final String DEFAULT_UNIT = "cm";
@@ -73,7 +73,7 @@
     @Override
     public Object computeAdvance(D4EArtifact artifact, String hash,
         CallContext context, List<Facet> facets, Object old) {
-        logger.debug("HistoricalDischargeComputeState.computeAdvance");
+        log.debug("HistoricalDischargeComputeState.computeAdvance");
 
         HistoricalDischargeAccess access =
             new HistoricalDischargeAccess(artifact);
@@ -119,7 +119,7 @@
         int i = 0;
 
         for (WQTimerange wqt : wqts) {
-            logger.debug("Prepare facet for: " + wqt.getName());
+            log.debug("Prepare facet for: " + wqt.getName());
 
             EvaluationMode evalMode = access.getEvaluationMode();
             if (evalMode == EvaluationMode.W) {
@@ -127,7 +127,7 @@
                     HISTORICAL_DISCHARGE_Q, createFacetTitle(wqt)));
 
                 if (wqt instanceof HistoricalWQTimerange) {
-                    logger
+                    log
                         .debug("Create another facet for historical differences.");
 
                     // TODO CREATE BETTER TITLE FOR FACETS (issue1180)
@@ -140,7 +140,7 @@
                     HISTORICAL_DISCHARGE_W, createFacetTitle(wqt)));
 
                 if (wqt instanceof HistoricalWQTimerange) {
-                    logger
+                    log
                         .debug("Create another facet for historical differences.");
 
                     // TODO CREATE BETTER TITLE FOR FACETS
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/HistoricalDischargeState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/HistoricalDischargeState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/HistoricalDischargeState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -27,7 +27,7 @@
  */
 public class HistoricalDischargeState extends DefaultState {
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(HistoricalDischargeState.class);
 
     public static final String I18N_MODE_W = "historical.mode.w";
@@ -76,7 +76,7 @@
         String         name,
         CallContext    context
     ) {
-        logger.debug("createItems()");
+        log.debug("createItems()");
 
         if (name != null && name.equals(DATA_MODE)) {
             return createModeItem(creator, artifact, name, context);
@@ -85,7 +85,7 @@
             return createValuesItem(creator, artifact, name, context);
         }
 
-        logger.warn("Tried to create item for invalid data: " + name);
+        log.warn("Tried to create item for invalid data: " + name);
 
         return new Element[0];
     }
@@ -121,7 +121,7 @@
         String         name,
         CallContext    context
     ) {
-        logger.debug("createModeItem()");
+        log.debug("createModeItem()");
 
         CallMeta meta = context.getMeta();
 
@@ -147,7 +147,7 @@
         String         name,
         CallContext    context
     ) {
-        logger.debug("createValuesItem()");
+        log.debug("createValuesItem()");
 
         Element valuesW = createItem(
             creator, new String[] { "ws", "" } );
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/InputDoubleState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/InputDoubleState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/InputDoubleState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -18,7 +18,7 @@
  */
 public class InputDoubleState extends MinMaxState {
 
-    private static final Logger logger = Logger.getLogger(InputDoubleState.class);
+    private static final Logger log = Logger.getLogger(InputDoubleState.class);
 
 
     @Override
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/IntRangeState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/IntRangeState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/IntRangeState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -18,7 +18,7 @@
  */
 public class IntRangeState extends MinMaxState {
 
-    private static final Logger logger = Logger.getLogger(IntRangeState.class);
+    private static final Logger log = Logger.getLogger(IntRangeState.class);
 
 
     @Override
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/LocationDistanceSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/LocationDistanceSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/LocationDistanceSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -27,8 +27,8 @@
 extends      ComputationRangeState
 {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(LocationDistanceSelect.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(LocationDistanceSelect.class);
 
     /** The name of the 'mode' field. */
     public static final String MODE = "ld_mode";
@@ -55,7 +55,7 @@
     public boolean validate(Artifact artifact)
     throws IllegalArgumentException
     {
-        logger.debug("LocationDistanceSelect.validate");
+        log.debug("LocationDistanceSelect.validate");
 
         D4EArtifact flys = (D4EArtifact)artifact;
         StateData mode = getData(flys, MODE);
@@ -138,7 +138,7 @@
         String    value = data != null ? (String) data.getValue() : null;
 
         if (value == null || value.length() == 0) {
-            logger.warn("No location data given.");
+            log.warn("No location data given.");
             return null;
         }
 
@@ -150,7 +150,7 @@
                 values.add(Double.valueOf(split));
             }
             catch (NumberFormatException nfe) {
-                logger.warn(nfe, nfe);
+                log.warn(nfe, nfe);
             }
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/LocationSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/LocationSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/LocationSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -34,8 +34,8 @@
  */
 public class LocationSelect extends LocationDistanceSelect {
 
-    /** The logger used in this class.*/
-    private static Logger logger = Logger.getLogger(LocationSelect.class);
+    /** The log used in this class.*/
+    private static Logger log = Logger.getLogger(LocationSelect.class);
 
 
     public LocationSelect() {
@@ -66,7 +66,7 @@
             maxVal = minmax[1];
         }
         else {
-            logger.warn("Could not read min/max distance values!");
+            log.warn("Could not read min/max distance values!");
         }
 
         if (name.equals(LOCATIONS)) {
@@ -90,7 +90,7 @@
     public boolean validate(Artifact artifact)
     throws IllegalArgumentException
     {
-        logger.debug("LocationSelect.validate");
+        log.debug("LocationSelect.validate");
 
         D4EArtifact flys = (D4EArtifact) artifact;
         StateData    data = getData(flys, LOCATIONS);
@@ -100,15 +100,15 @@
             : null;
 
         if (locationStr == null || locationStr.length() == 0) {
-            logger.error("No locations given.");
+            log.error("No locations given.");
             throw new IllegalArgumentException("error_empty_state");
         }
 
         double[] minmax = getMinMax(artifact);
         double[] mm     = extractLocations(locationStr);
 
-        logger.debug("Inserted min location: " + mm[0]);
-        logger.debug("Inserted max location: " + mm[mm.length-1]);
+        log.debug("Inserted min location: " + mm[0]);
+        log.debug("Inserted max location: " + mm[mm.length-1]);
 
         return validateBounds(minmax[0], minmax[1], mm[0], mm[mm.length-1], 0d);
     }
@@ -131,7 +131,7 @@
                 locations.add(Double.parseDouble(l));
             }
             catch (NumberFormatException nfe) {
-                logger.warn(nfe, nfe);
+                log.warn(nfe, nfe);
             }
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/ManualPointsSingleState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/ManualPointsSingleState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/ManualPointsSingleState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -43,8 +43,8 @@
     protected static final String DOT_LINES
         = ".lines";
 
-    /** The logger that is used in this state. */
-    private static final Logger logger =
+    /** The log that is used in this state. */
+    private static final Logger log =
         Logger.getLogger(ManualPointsSingleState.class);
 
 
@@ -64,7 +64,7 @@
         CallMeta     meta,
         List<Facet>  facets
     ) {
-        logger.debug("ManualPointsSingleState.compute()");
+        log.debug("ManualPointsSingleState.compute()");
         ManualPointsArtifact points = (ManualPointsArtifact) artifact;
 
         // Add Facet per Diagram type if data given.
@@ -80,10 +80,10 @@
                     fName,
                     Resources.getMsg(meta, MANUALPOINTS, "Manual Points"));
                 facets.add(facet);
-                logger.debug("compute(): ManualPointsFacet for " + ct + " created");
+                log.debug("compute(): ManualPointsFacet for " + ct + " created");
             }
             else {
-                logger.debug("compute(): No points for " + ct);
+                log.debug("compute(): No points for " + ct);
             }
 
             // Handle lines.
@@ -98,7 +98,7 @@
                         double y    = array.getDouble(0);
                         String name = array.getString(1);
                         String fName = ct + "." + MANUALLINE;
-                        logger.debug("have facet: " + y + " / " + name + " -> " + fName);
+                        log.debug("have facet: " + y + " / " + name + " -> " + fName);
                         CrossSectionWaterLineFacet facet = new CrossSectionWaterLineFacet(
                             i,
                             fName,
@@ -108,12 +108,12 @@
                     }
                 }
                 catch(JSONException e){
-                    logger.error("Could not decode json.");
+                    log.error("Could not decode json.");
                 }
 
             }
             else {
-                //logger.debug("No points for " + ct);
+                //log.debug("No points for " + ct);
             }
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/MiddleBedHeight.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/MiddleBedHeight.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/MiddleBedHeight.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,8 +33,8 @@
 /** State in which Middle Bed Heights are generated. */
 public class MiddleBedHeight extends DefaultState implements FacetTypes {
 
-    /** Private logger. */
-    private static final Logger logger = Logger.getLogger(MiddleBedHeight.class);
+    /** Private log. */
+    private static final Logger log = Logger.getLogger(MiddleBedHeight.class);
 
 
     @Override
@@ -45,7 +45,7 @@
         List<Facet>  facets,
         Object       old
     ) {
-        logger.debug("MiddleBedHeight.computeAdvance");
+        log.debug("MiddleBedHeight.computeAdvance");
 
         List<Facet> newFacets = new ArrayList<Facet>();
 
@@ -63,7 +63,7 @@
 
         MiddleBedHeightData[] data = (MiddleBedHeightData[]) res.getData();
 
-        logger.debug("Calculated " + data.length + " MiddleBedHeightData objects");
+        log.debug("Calculated " + data.length + " MiddleBedHeightData objects");
 
         String id  = getID();
         int    idx = 0;
@@ -130,7 +130,7 @@
 
         newFacets.add(csv);
 
-        logger.debug("Created " + newFacets.size() + " new Facets.");
+        log.debug("Created " + newFacets.size() + " new Facets.");
 
         facets.addAll(newFacets);
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/MinMaxState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/MinMaxState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/MinMaxState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -30,7 +30,7 @@
  */
 public abstract class MinMaxState extends DefaultState {
 
-    private static final Logger logger = Logger.getLogger(MinMaxState.class);
+    private static final Logger log = Logger.getLogger(MinMaxState.class);
 
     @Override
     protected void appendItems(
@@ -144,11 +144,11 @@
         String       rawValue = flys.getDataAsString(name);
 
         if (rawValue == null) {
-            logger.debug("No value for '" + rawValue + "' existing.");
+            log.debug("No value for '" + rawValue + "' existing.");
             return null;
         }
 
-        logger.debug("Raw value for '" + name + "' = " + rawValue);
+        log.debug("Raw value for '" + name + "' = " + rawValue);
 
         return extractRangeAsString(rawValue);
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/MultiIntArrayState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/MultiIntArrayState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/MultiIntArrayState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -30,7 +30,7 @@
  */
 public abstract class MultiIntArrayState extends DefaultState {
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(MultiIntArrayState.class);
 
 
@@ -54,7 +54,7 @@
             }
         }
         catch (IllegalArgumentException iae) {
-            logger.warn("Illegal argument", iae);
+            log.warn("Illegal argument", iae);
         }
     }
 
@@ -85,7 +85,7 @@
                 data.appendChild(item);
             }
             catch (IllegalArgumentException iae) {
-                logger.warn("Cannot append item: " + val, iae);
+                log.warn("Cannot append item: " + val, iae);
             }
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/MultiStringArrayState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/MultiStringArrayState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/MultiStringArrayState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,7 +28,7 @@
  */
 public abstract class MultiStringArrayState extends DefaultState {
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(MultiStringArrayState.class);
 
 
@@ -52,7 +52,7 @@
             }
         }
         catch (IllegalArgumentException iae) {
-            logger.warn("Illegal argument", iae);
+            log.warn("Illegal argument", iae);
         }
     }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/OutliersInput.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/OutliersInput.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/OutliersInput.java	Fri Sep 05 12:58:17 2014 +0200
@@ -18,8 +18,8 @@
  */
 public class OutliersInput extends DefaultState {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(OutliersInput.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(OutliersInput.class);
 
     public static final String PARAMETER_NAME = "outliers";
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/PeriodsSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/PeriodsSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/PeriodsSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -15,8 +15,8 @@
  */
 public class PeriodsSelect extends DefaultState {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(PeriodsSelect.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(PeriodsSelect.class);
 
 
     /**
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/QSectorSingleState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/QSectorSingleState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/QSectorSingleState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -36,8 +36,8 @@
     public static final String I18N_DESCRIPTION
         = "facet.qsector";
 
-    /** The logger that is used in this state. */
-    private static final Logger logger =
+    /** The log that is used in this state. */
+    private static final Logger log =
         Logger.getLogger(QSectorSingleState.class);
 
 
@@ -57,7 +57,7 @@
         CallMeta     meta,
         List<Facet>  facets
     ) {
-        logger.debug("QSectorSingleState.compute()");
+        log.debug("QSectorSingleState.compute()");
         QSectorArtifact points = (QSectorArtifact) artifact;
 
         QSectorFacet qfacet = new QSectorFacet(
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/RangeState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/RangeState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/RangeState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,8 +23,8 @@
  */
 public abstract class RangeState extends DefaultState {
 
-    /** The logger that is used in this class. */
-    private Logger logger = Logger.getLogger(RangeState.class);
+    /** The log that is used in this class. */
+    private Logger log = Logger.getLogger(RangeState.class);
 
 
     public RangeState() {
@@ -39,12 +39,12 @@
     throws IllegalArgumentException
     {
         if (from < fromValid) {
-            logger.error(
+            log.error(
                 "Invalid 'from'. " + from + " is smaller than " + fromValid);
             throw new IllegalArgumentException("error_feed_from_out_of_range");
         }
         else if (to > toValid) {
-            logger.error(
+            log.error(
                 "Invalid 'to'. " + to + " is bigger than " + toValid);
             throw new IllegalArgumentException("error_feed_to_out_of_range");
         }
@@ -69,7 +69,7 @@
         double from,      double to,      double step)
     throws IllegalArgumentException
     {
-        logger.debug("RangeState.validateRange");
+        log.debug("RangeState.validateRange");
 
         // XXX The step width is not validated at the moment!
         return validateBounds(fromValid, toValid, from, to);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/ReferenceCurveState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/ReferenceCurveState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/ReferenceCurveState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
 extends      DefaultState
 implements   FacetTypes
 {
-    private static Logger logger = Logger.getLogger(ReferenceCurveState.class);
+    private static Logger log = Logger.getLogger(ReferenceCurveState.class);
 
 
     public ReferenceCurveState() {
@@ -78,7 +78,7 @@
         }
 
         if (wws.length > 0) {
-            logger.debug("Adding CSV and PDF data facet.");
+            log.debug("Adding CSV and PDF data facet.");
             Facet csv = new DataFacet (CSV, "CSV data", ComputeType.ADVANCE, hash, id);
             Facet pdf = new DataFacet (PDF, "PDF data", ComputeType.ADVANCE, hash, id);
             facets.add(csv);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/RiverSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/RiverSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/RiverSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -35,8 +35,8 @@
  */
 public class RiverSelect extends DefaultState {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(RiverSelect.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(RiverSelect.class);
 
     /** Error message that is thrown if no river was found based on a given
      * name.*/
@@ -133,7 +133,7 @@
         Element value = ProtocolUtils.createArtNode(cr, "value", null, null);
 
         label.setTextContent(river.getName());
-        logger.debug("model uuid: " + river.getModelUuid());
+        log.debug("model uuid: " + river.getModelUuid());
         value.setTextContent(river.getModelUuid());
 
         item.appendChild(label);
@@ -147,7 +147,7 @@
     public boolean validate(Artifact artifact)
     throws IllegalArgumentException
     {
-        logger.debug("RiverSelect.validate");
+        log.debug("RiverSelect.validate");
 
         D4EArtifact flys = (D4EArtifact) artifact;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/ScenarioSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/ScenarioSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/ScenarioSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -29,8 +29,8 @@
  */
 public class ScenarioSelect extends DefaultState {
 
-    /** The logger that is used in this class.*/
-    private static Logger logger = Logger.getLogger(ScenarioSelect.class);
+    /** The log that is used in this class.*/
+    private static Logger log = Logger.getLogger(ScenarioSelect.class);
 
 
     public static final String FIELD_MODE     = "scenario";
@@ -111,7 +111,7 @@
     @Override
     public void endOfLife(Artifact artifact, Object callContext) {
         super.endOfLife(artifact, callContext);
-        logger.info("ScenarioSelect.endOfLife: " + artifact.identifier());
+        log.info("ScenarioSelect.endOfLife: " + artifact.identifier());
 
         D4EArtifact flys = (D4EArtifact) artifact;
         removeDirectory(flys);
@@ -130,14 +130,14 @@
         File artifactDir = new File(shapePath, artifact.identifier());
 
         if (artifactDir.exists()) {
-            logger.debug("Delete directory: " + artifactDir.getAbsolutePath());
+            log.debug("Delete directory: " + artifactDir.getAbsolutePath());
             boolean success = FileTools.deleteRecursive(artifactDir);
             if (!success) {
-                logger.warn("could not remove dir '" + artifactDir + "'");
+                log.warn("could not remove dir '" + artifactDir + "'");
             }
         }
         else {
-            logger.debug("There is no directory to remove.");
+            log.debug("There is no directory to remove.");
         }
     }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/SoundingsSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/SoundingsSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/SoundingsSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,8 +33,8 @@
 
     public static final String PREFIX_SINGLE = "single-";
 
-    /** Private logger. */
-    private static final Logger logger = Logger.getLogger(SoundingsSelect.class);
+    /** Private log. */
+    private static final Logger log = Logger.getLogger(SoundingsSelect.class);
 
 
     @Override
@@ -58,7 +58,7 @@
             getOptions(artifact, name, context, creator, select);
         }
         catch (IllegalArgumentException iae) {
-            logger.warn("Illegal argument", iae);
+            log.warn("Illegal argument", iae);
         }
     }
 
@@ -91,7 +91,7 @@
     )
     throws IllegalArgumentException
     {
-        logger.debug("Get options for parameter: '" + parameterName + "'");
+        log.debug("Get options for parameter: '" + parameterName + "'");
 
         if (!testParameterName(parameterName)) {
             throw new IllegalArgumentException(
@@ -126,7 +126,7 @@
         if (singles != null) {
             int size = singles.size();
 
-            logger.debug("Found " + size + " singles.");
+            log.debug("Found " + size + " singles.");
 
             NumberFormat nf = Formatter.getCalculationKm(context.getMeta());
             for (int i = 0; i < size; i++) {
@@ -149,9 +149,9 @@
                 select.appendChild(item);
             }
         }
-        if (logger.isDebugEnabled()) {
-            logger.debug("appended singles");
-            logger.debug(XMLUtils.toString(select));
+        if (log.isDebugEnabled()) {
+            log.debug("appended singles");
+            log.debug(XMLUtils.toString(select));
         }
     }
 
@@ -215,7 +215,7 @@
             }
         }
         catch (NumberFormatException nfe) {
-            logger.warn("Could not parse id from string '" + id + "'", nfe);
+            log.warn("Could not parse id from string '" + id + "'", nfe);
         }
 
         return "n.A.";
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/StateFactory.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/StateFactory.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/StateFactory.java	Fri Sep 05 12:58:17 2014 +0200
@@ -26,8 +26,8 @@
  */
 public class StateFactory {
 
-    /** The logger used in this class */
-    private static Logger logger = Logger.getLogger(StateFactory.class);
+    /** The log used in this class */
+    private static Logger log = Logger.getLogger(StateFactory.class);
 
     /** The XPath to the classname of the state */
     public static final String XPATH_STATE = "@state";
@@ -60,20 +60,20 @@
         State state = null;
 
         try {
-            logger.debug("Create a new State for class: " + clazz);
+            log.debug("Create a new State for class: " + clazz);
             state = (State) Class.forName(clazz).newInstance();
             state.setup(stateConf);
 
             initializeStateData(state, stateConf);
         }
         catch (InstantiationException ie) {
-            logger.error(ie, ie);
+            log.error(ie, ie);
         }
         catch (IllegalAccessException iae) {
-            logger.error(iae, iae);
+            log.error(iae, iae);
         }
         catch (ClassNotFoundException cnfe) {
-            logger.error(cnfe, cnfe);
+            log.error(cnfe, cnfe);
         }
 
         return state;
@@ -92,14 +92,14 @@
             stateConf, XPATH_DATA, XPathConstants.NODESET);
 
         if (dataList == null || dataList.getLength() == 0) {
-            logger.debug("The state has no input data configured.");
+            log.debug("The state has no input data configured.");
 
             return;
         }
 
         int items = dataList.getLength();
 
-        logger.debug("The state has " + items + " data items configured.");
+        log.debug("The state has " + items + " data items configured.");
 
         for (int i = 0; i < items; i++) {
             Node data = dataList.item(i);
@@ -112,17 +112,17 @@
                 data, XPATH_DATA_DESCRIPTION, XPathConstants.STRING);
 
             if (name == null || name.length() == 0) {
-                logger.warn("No name for data item at pos " + i + " found.");
+                log.warn("No name for data item at pos " + i + " found.");
                 continue;
             }
 
             if (type == null || type.length() == 0) {
-                logger.warn("No type for data item at pos " + i + " found.");
-                logger.warn("Default type 'string' used.");
+                log.warn("No type for data item at pos " + i + " found.");
+                log.warn("Default type 'string' used.");
                 type = "string";
             }
 
-            logger.debug("add StateData '" + name + "' (type '" + type + "')");
+            log.debug("add StateData '" + name + "' (type '" + type + "')");
             state.addData(name, new DefaultStateData(name, desc, type));
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/StaticHYKState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/StaticHYKState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/StaticHYKState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,8 +31,8 @@
 extends      DefaultState
 implements   FacetTypes
 {
-    /** The logger that is used in this state. */
-    transient private static final Logger logger = Logger.getLogger(StaticHYKState.class);
+    /** The log that is used in this state. */
+    transient private static final Logger log = Logger.getLogger(StaticHYKState.class);
 
 
     /**
@@ -54,7 +54,7 @@
         List<Facet>   facets,
         Object        old
     ) {
-        logger.debug("StaticHYKState.compute");
+        log.debug("StaticHYKState.compute");
         String id = getID();
 
         // Prepare comparison against cached result.
@@ -69,7 +69,7 @@
             HYKFactory.getHYKs(hyk.getHykId(), hyk.getKm());
 
         if (facets == null) {
-            logger.debug("StaticHYKState.compute no facets");
+            log.debug("StaticHYKState.compute no facets");
             return zones;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/StaticState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/StaticState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/StaticState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -30,8 +30,8 @@
 extends      DefaultState
 implements   FacetTypes
 {
-    /** The logger that is used in this state. */
-    private static final Logger logger = Logger.getLogger(StaticState.class);
+    /** The log that is used in this state. */
+    private static final Logger log = Logger.getLogger(StaticState.class);
 
     private static String uiprovider;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/StaticWQKmsState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/StaticWQKmsState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/StaticWQKmsState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -36,8 +36,8 @@
 extends      DefaultState
 implements   FacetTypes
 {
-    /** The logger that is used in this state. */
-    private static Logger logger = Logger.getLogger(StaticWQKmsState.class);
+    /** The log that is used in this state. */
+    private static Logger log = Logger.getLogger(StaticWQKmsState.class);
 
 
     /**
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/WDifferencesState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WDifferencesState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WDifferencesState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -48,8 +48,8 @@
 extends      DefaultState
 implements   FacetTypes
 {
-    /** The logger that is used in this state. */
-    private static Logger logger = Logger.getLogger(WDifferencesState.class);
+    /** The log that is used in this state. */
+    private static Logger log = Logger.getLogger(WDifferencesState.class);
 
     private static final String I18N_DIFFERENCES_FACET_NAME =
         "facet.w_differences";
@@ -109,7 +109,7 @@
      * Access the data (wkms) of an artifact, coded in mingle.
      */
     public WKms getWKms(String mingle, CallContext context) {
-        logger.debug("WDifferencesState.getWKms " + mingle);
+        log.debug("WDifferencesState.getWKms " + mingle);
         String[] def  = mingle.split(";");
         String   uuid = def[0];
         String   name = def[1];
@@ -120,10 +120,10 @@
                 (StaticWKmsArtifact) RiverUtils.getArtifact(
                     uuid,
                     context);
-            logger.debug("WDifferencesState obtain data from StaticWKms");
+            log.debug("WDifferencesState obtain data from StaticWKms");
             WKms wkms = staticWKms.getWKms(idx);
             if (wkms == null)
-                logger.error("No WKms from artifact.");
+                log.error("No WKms from artifact.");
             return wkms;
         }
 
@@ -132,39 +132,39 @@
             context);
 
         if (d4eArtifact == null) {
-            logger.warn("One of the artifacts (1) for diff calculation could not be loaded");
+            log.warn("One of the artifacts (1) for diff calculation could not be loaded");
             return null;
         }
 
         if (d4eArtifact instanceof WINFOArtifact) {
-            logger.debug("Get WKms from WINFOArtifact");
+            log.debug("Get WKms from WINFOArtifact");
             WINFOArtifact flys = (WINFOArtifact) d4eArtifact;
 
             WKms[] wkms = (WKms[]) flys.getWaterlevelData(context).
                                               getData();
             if (wkms == null || wkms.length == 0) {
-                logger.warn("no waterlevels in artifact");
+                log.warn("no waterlevels in artifact");
             }
             else if (wkms.length < idx+1) {
-                logger.warn("Not enough waterlevels in artifact.");
+                log.warn("Not enough waterlevels in artifact.");
                 return new WQKms();
             }
             return wkms[idx];
         }
         else if (d4eArtifact instanceof MINFOArtifact) {
-            logger.debug("Get WKms from MINFOArtifact");
+            log.debug("Get WKms from MINFOArtifact");
             CalculationResult r = (CalculationResult)
                 d4eArtifact.compute(context, ComputeType.ADVANCE, false);
         }
         else if (d4eArtifact instanceof FixationArtifact) {
-            logger.debug ("Get WKms from FixationArtifact.");
+            log.debug ("Get WKms from FixationArtifact.");
             CalculationResult r = (CalculationResult)
                 d4eArtifact.compute(context, ComputeType.ADVANCE, false);
             FixRealizingResult frR = (FixRealizingResult) r.getData();
             return frR.getWQKms()[idx];
         }
 
-        logger.error("Do not know how to handle (getWKms) minuend/subtrahend");
+        log.error("Do not know how to handle (getWKms) minuend/subtrahend");
         return null;
     }
 
@@ -193,7 +193,7 @@
         // Expected format is:
         // [42537f1e-3522-42ef-8968-635b03d8e9c6;longitudinal_section.w;0]#[1231f2-....]
         String diffids = winfo.getDataAsString("diffids");
-        logger.debug("WDifferencesState has: " + diffids);
+        log.debug("WDifferencesState has: " + diffids);
         String datas[] = diffids.split("#");
 
         // Validate the Data-Strings.
@@ -229,7 +229,7 @@
                      subtrahendWKms);
                 wkms.setName(facetName);
                 wkmss.add(wkms);
-                logger.debug("WKMSSubtraction happened");
+                log.debug("WKMSSubtraction happened");
             }
             if (facets != null) {
                 facets.add(new DifferenceCurveFacet(
@@ -259,10 +259,10 @@
         if (facets != null) {
             facets.add(new DataFacet(CSV, "CSV data"));
             facets.add(new DataFacet(PDF, "PDF data"));
-            logger.debug("Adding facets in WDifferencesState.");
+            log.debug("Adding facets in WDifferencesState.");
         }
         else {
-            logger.debug("Not adding facets in WDifferencesState.");
+            log.debug("Not adding facets in WDifferencesState.");
         }
 
         // TODO Evaluate whether null is okay as reports.
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/WMSBackgroundState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WMSBackgroundState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WMSBackgroundState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -50,14 +50,14 @@
     protected Map<String, String> variables;
 
 
-    private static final Logger logger = Logger.getLogger(WMSBackgroundState.class);
+    private static final Logger log = Logger.getLogger(WMSBackgroundState.class);
 
 
     @Override
     public void setup(Node config) {
         super.setup(config);
 
-        logger.debug("WMSBackgroundState.setup()");
+        log.debug("WMSBackgroundState.setup()");
     }
 
 
@@ -69,7 +69,7 @@
         CallMeta     meta,
         List<Facet>  facets
     ) {
-        logger.debug("WMSBackgroundState.computeInit()");
+        log.debug("WMSBackgroundState.computeInit()");
 
         initVariables(artifact);
 
@@ -82,9 +82,9 @@
         }
 
         if (url == null || layer == null) {
-            logger.warn("No background layers currently configured:");
-            logger.warn("... add config for WMS url: " + XPATH_WMS_URL);
-            logger.warn("... add config for WMS layer: " + XPATH_WMS_LAYER);
+            log.warn("No background layers currently configured:");
+            log.warn("... add config for WMS url: " + XPATH_WMS_URL);
+            log.warn("... add config for WMS layer: " + XPATH_WMS_LAYER);
             return null;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/WQAdapted.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WQAdapted.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WQAdapted.java	Fri Sep 05 12:58:17 2014 +0200
@@ -45,8 +45,8 @@
  */
 public class WQAdapted extends DefaultState {
 
-    /** The logger used in this state.*/
-    private static Logger logger = Logger.getLogger(WQAdapted.class);
+    /** The log used in this state.*/
+    private static Logger log = Logger.getLogger(WQAdapted.class);
 
     public static final String FIELD_WQ_MODE = "wq_isq";
 
@@ -95,7 +95,7 @@
         String      name,
         CallContext context)
     {
-        logger.debug("WQAdapted.createItems");
+        log.debug("WQAdapted.createItems");
 
         if (name != null && name.equals(FIELD_WQ_MODE)) {
             return createModeItems(cr, artifact, name, context);
@@ -104,7 +104,7 @@
             return createValueItems(cr, artifact, name, context);
         }
         else {
-            logger.warn("Unknown data object: " + name);
+            log.warn("Unknown data object: " + name);
             return null;
         }
     }
@@ -117,7 +117,7 @@
         String      name,
         CallContext context)
     {
-        logger.debug("WQAdapted.createModeItems");
+        log.debug("WQAdapted.createModeItems");
 
         Element w = createItem(cr, new String[] { "w", "W" });
         Element q = createItem(cr, new String[] { "q", "Q" });
@@ -133,7 +133,7 @@
         String      name,
         CallContext context)
     {
-        logger.debug("WQAdapted.createValueItems");
+        log.debug("WQAdapted.createValueItems");
 
         D4EArtifact flysArtifact = (D4EArtifact) artifact;
 
@@ -147,7 +147,7 @@
         int num = gauges != null ? gauges.size() : 0;
 
         if (num == 0) {
-            logger.warn("Selected distance matches no gauges.");
+            log.warn("Selected distance matches no gauges.");
             return null;
         }
 
@@ -277,7 +277,7 @@
      * @return the min and max Q values for the given gauge.
      */
     protected double[] determineMinMaxQ(Gauge gauge, Wst wst) {
-        logger.debug("WQAdapted.determineMinMaxQ");
+        log.debug("WQAdapted.determineMinMaxQ");
 
         double[] minmaxQ = gauge != null
             ? wst.determineMinMaxQ(gauge.getRange())
@@ -301,7 +301,7 @@
     public boolean validate(Artifact artifact)
     throws IllegalArgumentException
     {
-        logger.debug("WQAdapted.validate");
+        log.debug("WQAdapted.validate");
 
         D4EArtifact flys = (D4EArtifact) artifact;
         StateData    data = getData(flys, FIELD_WQ_MODE);
@@ -326,7 +326,7 @@
     protected boolean validateW(Artifact artifact)
     throws IllegalArgumentException
     {
-        logger.debug("WQAdapted.validateW");
+        log.debug("WQAdapted.validateW");
         D4EArtifact flys = (D4EArtifact) artifact;
 
         RangeWithValues[] rwvs = extractInput(getData(flys, "wq_values"));
@@ -356,7 +356,7 @@
     protected boolean validateQ(Artifact artifact)
     throws IllegalArgumentException
     {
-        logger.debug("WQAdapted.validateQ");
+        log.debug("WQAdapted.validateQ");
         D4EArtifact flys = (D4EArtifact) artifact;
 
         RangeWithValues[] rwvs = extractInput(getData(flys, "wq_values"));
@@ -393,15 +393,15 @@
             : null;
 
         if (minmax == null) {
-            logger.warn("Could not determine min/max Q of gauge.");
+            log.warn("Could not determine min/max Q of gauge.");
             return true;
         }
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Validate Qs with:");
-            logger.debug("-- Gauge: " + gauge.getName());
-            logger.debug("-- Gauge min: " + minmax[0]);
-            logger.debug("-- Gauge max: " + minmax[1]);
+        if (log.isDebugEnabled()) {
+            log.debug("Validate Qs with:");
+            log.debug("-- Gauge: " + gauge.getName());
+            log.debug("-- Gauge min: " + minmax[0]);
+            log.debug("-- Gauge max: " + minmax[1]);
         }
 
         for (double q: qs) {
@@ -423,15 +423,15 @@
             : null;
 
         if (minmax == null) {
-            logger.warn("Could not determine min/max W of gauge.");
+            log.warn("Could not determine min/max W of gauge.");
             return true;
         }
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Validate Ws with:");
-            logger.debug("-- Gauge: " + gauge.getName());
-            logger.debug("-- Gauge min: " + minmax[0]);
-            logger.debug("-- Gauge max: " + minmax[1]);
+        if (log.isDebugEnabled()) {
+            log.debug("Validate Ws with:");
+            log.debug("-- Gauge: " + gauge.getName());
+            log.debug("-- Gauge min: " + minmax[0]);
+            log.debug("-- Gauge max: " + minmax[1]);
         }
 
         for (double w: ws) {
@@ -471,7 +471,7 @@
                     res[i] = Double.parseDouble(values[i]);
                 }
                 catch (NumberFormatException nfe) {
-                    logger.warn(nfe, nfe);
+                    log.warn(nfe, nfe);
                 }
             }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/WQFixing.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WQFixing.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WQFixing.java	Fri Sep 05 12:58:17 2014 +0200
@@ -19,15 +19,15 @@
  */
 public class WQFixing extends WQAdapted {
 
-    /** The logger used in this state.*/
-    private static Logger logger = Logger.getLogger(WQFixing.class);
+    /** The log used in this state.*/
+    private static Logger log = Logger.getLogger(WQFixing.class);
 
     /** Simple sanity check if values are positive numbers **/
     @Override
     public boolean validate(Artifact artifact)
     throws IllegalArgumentException
     {
-        logger.debug("WQFixing.validate");
+        log.debug("WQFixing.validate");
 
         RangeWithValues[] rwvs = extractInput(getData((D4EArtifact) artifact, "wq_values"));
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/WQSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WQSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WQSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -45,8 +45,8 @@
  */
 public class WQSelect extends DefaultState {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(WQSelect.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(WQSelect.class);
 
     /** The default step width for Qs. */
     public static final String DEFAULT_STEP_Q = "50";
@@ -180,7 +180,7 @@
 
         Gauge gauge = winfo.getGauge();
 
-        boolean debug = logger.isDebugEnabled();
+        boolean debug = log.isDebugEnabled();
 
         StringBuilder label = new StringBuilder();
 
@@ -194,7 +194,7 @@
                 if (mv != null && mv.length() > 0) {
                     tmp = mv + ": " + tmp;
                     if (debug) {
-                        logger.debug("Add main value: '" + mv + "'");
+                        log.debug("Add main value: '" + mv + "'");
                     }
                 }
                 if (label.length() > 0) {
@@ -399,7 +399,7 @@
      * @return the min and max W values for the current gauge.
      */
     protected double[] determineMinMaxW(Artifact artifact) {
-        logger.debug("WQSelect.determineCurrentGauge");
+        log.debug("WQSelect.determineCurrentGauge");
 
         Gauge    gauge   = ((WINFOArtifact) artifact).getGauge();
         double[] minmaxW = gauge != null ? gauge.determineMinMaxW() : null;
@@ -421,7 +421,7 @@
      * @return the min and max W values.
      */
     protected double[] determineMinMaxWFree(Artifact artifact) {
-        logger.debug("WQSelect.determineMinMaxWFree");
+        log.debug("WQSelect.determineMinMaxWFree");
 
         WINFOArtifact winfo = (WINFOArtifact) artifact;
         WstValueTable valueTable = WstValueTableFactory.getTable(
@@ -456,7 +456,7 @@
      * @return the min and max Q values for the current gauge.
      */
     protected double[] determineMinMaxQAtGauge(Artifact artifact) {
-        logger.debug("WQSelect.determineMinMaxQAtGauge");
+        log.debug("WQSelect.determineMinMaxQAtGauge");
 
         WINFOArtifact flysArtifact = (WINFOArtifact) artifact;
 
@@ -484,7 +484,7 @@
      * @return the min and max Q values for the current kilometer range.
      */
     protected double[] determineMinMaxQ(Artifact artifact) {
-        logger.debug("WQSelect.determineMinMaxQ");
+        log.debug("WQSelect.determineMinMaxQ");
 
         WINFOArtifact winfo = (WINFOArtifact) artifact;
         WstValueTable valueTable = WstValueTableFactory.getTable(
@@ -521,7 +521,7 @@
     public boolean validate(Artifact artifact)
     throws IllegalArgumentException
     {
-        logger.debug("WQSelect.validate");
+        log.debug("WQSelect.validate");
 
         WINFOArtifact flys = (WINFOArtifact) artifact;
 
@@ -546,15 +546,15 @@
         double from,      double to,      double step)
     throws IllegalArgumentException
     {
-        logger.debug("RangeState.validateRange");
+        log.debug("RangeState.validateRange");
 
         if (from < fromValid) {
-            logger.error(
+            log.error(
                 "Invalid 'from'. " + from + " is smaller than " + fromValid);
             throw new IllegalArgumentException("error_feed_from_out_of_range");
         }
         else if (to > toValid) {
-            logger.error(
+            log.error(
                 "Invalid 'to'. " + to + " is bigger than " + toValid);
             throw new IllegalArgumentException("error_feed_to_out_of_range");
         }
@@ -566,7 +566,7 @@
     protected boolean validateSingle(Artifact artifact)
     throws    IllegalArgumentException
     {
-        logger.debug("WQSelect.validateSingle");
+        log.debug("WQSelect.validateSingle");
 
         WINFOArtifact flys = (WINFOArtifact) artifact;
         StateData    data = getData(flys, WQ_SINGLE);
@@ -585,7 +585,7 @@
                 all.add(Double.parseDouble(strValue));
             }
             catch (NumberFormatException nfe) {
-                logger.warn(nfe, nfe);
+                log.warn(nfe, nfe);
             }
         }
 
@@ -593,7 +593,7 @@
 
         RiverUtils.WQ_MODE mode = RiverUtils.getWQMode(flys);
 
-        logger.debug("WQ Mode: " + mode);
+        log.debug("WQ Mode: " + mode);
 
         double[] minmax = null;
 
@@ -613,8 +613,8 @@
         double min = all.get(0);
         double max = all.get(all.size()-1);
 
-        logger.debug("Inserted min value = " + min);
-        logger.debug("Inserted max value = " + max);
+        log.debug("Inserted min value = " + min);
+        log.debug("Inserted max value = " + max);
 
         return validateBounds(minmax[0], minmax[1], min, max, 0d);
     }
@@ -623,7 +623,7 @@
     protected boolean validateRange(Artifact artifact)
     throws    IllegalArgumentException
     {
-        logger.debug("WQSelect.validateRange");
+        log.debug("WQSelect.validateRange");
 
         WINFOArtifact     flys = (WINFOArtifact) artifact;
         RiverUtils.WQ_MODE mode = RiverUtils.getWQMode(flys);
@@ -689,7 +689,7 @@
         double step)
     throws    IllegalArgumentException
     {
-        logger.debug("WQSelect.validateGaugeW");
+        log.debug("WQSelect.validateGaugeW");
 
         double[] minmaxW = determineMinMaxW(artifact);
 
@@ -715,7 +715,7 @@
         double   step)
     throws IllegalArgumentException
     {
-        logger.debug("WQSelect.validateGaugeQ");
+        log.debug("WQSelect.validateGaugeQ");
 
         double[] minmaxQ = determineMinMaxQAtGauge(artifact);
 
@@ -741,7 +741,7 @@
         double   step)
     throws IllegalArgumentException
     {
-        logger.debug("WQSelect.validateFreeQ");
+        log.debug("WQSelect.validateFreeQ");
 
         double[] minmaxQ = determineMinMaxQ(artifact);
 
@@ -767,7 +767,7 @@
         double   step)
     throws IllegalArgumentException
     {
-        logger.debug("WQSelect.validateFreeW");
+        log.debug("WQSelect.validateFreeW");
 
         double[] minmaxW = determineMinMaxWFree(artifact);
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelGroundDifferences.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelGroundDifferences.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelGroundDifferences.java	Fri Sep 05 12:58:17 2014 +0200
@@ -35,7 +35,7 @@
     public static final double DEFAULT_STEP = 0d;
 
 
-    private static Logger logger =
+    private static Logger log =
         Logger.getLogger(WaterlevelGroundDifferences.class);
 
 
@@ -88,7 +88,7 @@
             maxVal = minmax[1];
         }
         else {
-            logger.warn("Could not read min/max distance values!");
+            log.warn("Could not read min/max distance values!");
         }
 
         if (name.equals(LOWER_FIELD)) {
@@ -168,7 +168,7 @@
         double from,      double to
     ) throws IllegalArgumentException {
         if (to < 0d) {
-            logger.error(
+            log.error(
                 "Invalid 'to' " + to + " is lesser than zero.");
             throw new IllegalArgumentException("error_feed_from_out_of_range");
         }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelInfoState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelInfoState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelInfoState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,8 +33,8 @@
 extends      DefaultState
 implements   FacetTypes
 {
-    /** The logger that is used in this state. */
-    private static Logger logger = Logger.getLogger(WaterlevelInfoState.class);
+    /** The log that is used in this state. */
+    private static Logger log = Logger.getLogger(WaterlevelInfoState.class);
 
 
     @Override
@@ -61,7 +61,7 @@
         List<Facet>   facets,
         Object        old
     ) {
-        logger.debug("WaterlevelInfoState.compute");
+        log.debug("WaterlevelInfoState.compute");
         String id = getID();
 
         CalculationResult res = old instanceof CalculationResult
@@ -87,8 +87,8 @@
                 nameQ = "Q(" + nameQ + ")";
             }
 
-            logger.debug("WaterlevelInfoState Create facet: " + nameW);
-            logger.debug("WaterlevelInfoState Create facet: " + nameQ);
+            log.debug("WaterlevelInfoState Create facet: " + nameW);
+            log.debug("WaterlevelInfoState Create facet: " + nameQ);
 
             Facet w = new WaterlevelFacet(
                 i, LONGITUDINAL_W, nameW, ComputeType.ADVANCE, id, hash);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelPairSelectState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelPairSelectState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelPairSelectState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -35,8 +35,8 @@
 extends      DefaultState
 implements   FacetTypes
 {
-    /** The logger that is used in this state. */
-    private static Logger logger = Logger.getLogger(
+    /** The log that is used in this state. */
+    private static Logger log = Logger.getLogger(
          WaterlevelPairSelectState.class);
 
 
@@ -80,7 +80,7 @@
         String      name,
         CallContext context)
     {
-        logger.debug("createItems: " + name);
+        log.debug("createItems: " + name);
         if (name.equals("diffids")) {
             Element item  = ProtocolUtils.createArtNode(cr, "item", null, null);
             Element label = ProtocolUtils.createArtNode(cr, "label", null, null);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelSelectState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelSelectState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelSelectState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -36,7 +36,7 @@
  */
 public class WaterlevelSelectState extends DefaultState {
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(WaterlevelSelectState.class);
 
     public static final String SPLIT_CHAR = ";";
@@ -66,7 +66,7 @@
         String       val
     ) {
         if (!isValueValid(val)) {
-            logger.error("The given input string is not valid: '" + val + "'");
+            log.error("The given input string is not valid: '" + val + "'");
             return null;
         }
 
@@ -163,17 +163,17 @@
         }
         else {
             if (rawData == null) {
-                logger.error("Do not know how to handle null data " +
+                log.error("Do not know how to handle null data " +
                     "from artifact class " + artifact.getClass());
             }
             else {
-                logger.error("Do not know how to handle " + rawData.getClass());
+                log.error("Do not know how to handle " + rawData.getClass());
             }
 
             wkms = null;
         }
         if (wkms == null || wkms.length == 0) {
-            logger.error("No data for label generation.");
+            log.error("No data for label generation.");
             // This is critical, will fail without much grace later further down
             // the road.
             return new String[] {""};
@@ -183,7 +183,7 @@
         try {
             idx = Integer.parseInt(parts[2]);
             if (wkms[idx] == null) {
-                logger.error("null label for " + value + " (" + parts[2] + ")");
+                log.error("null label for " + value + " (" + parts[2] + ")");
                 return new String[] {""};
             }
             String name = wkms[idx].getName();
@@ -191,7 +191,7 @@
             return new String[] { StringUtil.wWrap(name) };
         }
         catch (NumberFormatException nfe) { /* do nothing */
-            logger.error("Cannot get label for " + value + " (" + parts[2] + ")");
+            log.error("Cannot get label for " + value + " (" + parts[2] + ")");
             return new String[] {""};
         }
     }
@@ -207,11 +207,11 @@
      * false.
      */
     public static boolean isValueValid(String value) {
-        logger.debug("Validate string: '" + value + "'");
+        log.debug("Validate string: '" + value + "'");
 
         value = StringUtil.unbracket(value);
 
-        logger.debug("Validate substring: '" + value + "'");
+        log.debug("Validate substring: '" + value + "'");
 
         if (value == null || value.length() == 0) {
             return false;
@@ -235,7 +235,7 @@
             Integer.parseInt(parts[2]);
         }
         catch (NumberFormatException nfe) {
-            logger.error("Index is not a valid integer!", nfe);
+            log.error("Index is not a valid integer!", nfe);
         }
 
         return true;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WaterlevelState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -36,8 +36,8 @@
 extends      DefaultState
 implements   FacetTypes
 {
-    /** The logger that is used in this state. */
-    private static Logger logger = Logger.getLogger(WaterlevelState.class);
+    /** The log that is used in this state. */
+    private static Logger log = Logger.getLogger(WaterlevelState.class);
 
 
     /**
@@ -70,7 +70,7 @@
             return res;
         }
 
-        boolean debug = logger.isDebugEnabled();
+        boolean debug = log.isDebugEnabled();
 
         WQKms [] wqkms = (WQKms []) res.getData();
 
@@ -88,8 +88,8 @@
             }
 
             if (debug) {
-                logger.debug("Create facet: " + nameW);
-                logger.debug("Create facet: " + nameQ);
+                log.debug("Create facet: " + nameW);
+                log.debug("Create facet: " + nameQ);
             }
 
             Facet w = new WaterlevelFacet(
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/extreme/ExtremeCompute.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/extreme/ExtremeCompute.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/extreme/ExtremeCompute.java	Fri Sep 05 12:58:17 2014 +0200
@@ -41,8 +41,8 @@
 extends      DefaultState
 implements   FacetTypes
 {
-    /** Private logger. */
-    private static Logger logger = Logger.getLogger(ExtremeCompute.class);
+    /** Private log. */
+    private static Logger log = Logger.getLogger(ExtremeCompute.class);
 
 
     public ExtremeCompute() {
@@ -57,7 +57,7 @@
         List<Facet>  facets,
         Object       old
     ) {
-        logger.debug("ExtremeCompute.computeAdvance");
+        log.debug("ExtremeCompute.computeAdvance");
 
         CalculationResult res;
 
@@ -83,7 +83,7 @@
         WQKms [] wqkms = (WQKms []) eres.getWQKms();
 
         if (wqkms == null) {
-            logger.error("No computation result!");
+            log.error("No computation result!");
             return res;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/extreme/ExtremeQInput.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/extreme/ExtremeQInput.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/extreme/ExtremeQInput.java	Fri Sep 05 12:58:17 2014 +0200
@@ -50,8 +50,8 @@
  */
 public class ExtremeQInput extends DefaultState {
 
-    /** The logger used in this state.*/
-    private static Logger logger = Logger.getLogger(ExtremeQInput.class);
+    /** The log used in this state.*/
+    private static Logger log = Logger.getLogger(ExtremeQInput.class);
 
 
     /** Trivial, empty constructor. */
@@ -81,7 +81,7 @@
         String      name,
         CallContext context)
     {
-        logger.debug("ExtremeQInput.createItems: " + name);
+        log.debug("ExtremeQInput.createItems: " + name);
 
         D4EArtifact flysArtifact = (D4EArtifact) artifact;
 
@@ -95,7 +95,7 @@
         int num = ranges != null ? ranges.size() : 0;
 
         if (num == 0) {
-            logger.warn("Selected distance matches no segments.");
+            log.warn("Selected distance matches no segments.");
             return null;
         }
 
@@ -178,10 +178,10 @@
     public boolean validate(Artifact artifact)
     throws IllegalArgumentException
     {
-        logger.debug("ExtremeQInput.validate");
+        log.debug("ExtremeQInput.validate");
 
         D4EArtifact flys = (D4EArtifact) artifact;
-        logger.debug("ExtremeQInput: " + getData(flys, "ranges"));
+        log.debug("ExtremeQInput: " + getData(flys, "ranges"));
 
         /*
         // TODO sort out what has to be validated (prevent negative values?).
@@ -239,7 +239,7 @@
                     res[i] = Double.parseDouble(values[i]);
                 }
                 catch (NumberFormatException nfe) {
-                    logger.warn(nfe, nfe);
+                    log.warn(nfe, nfe);
                 }
             }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/extreme/PercentInput.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/extreme/PercentInput.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/extreme/PercentInput.java	Fri Sep 05 12:58:17 2014 +0200
@@ -20,8 +20,8 @@
  */
 public class PercentInput extends DefaultState {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(PercentInput.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(PercentInput.class);
 
     public static final String PARAMETER_NAME = "percent";
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/AnalysisPeriods.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/AnalysisPeriods.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/AnalysisPeriods.java	Fri Sep 05 12:58:17 2014 +0200
@@ -17,8 +17,8 @@
  */
 public class AnalysisPeriods extends DefaultState {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(AnalysisPeriods.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(AnalysisPeriods.class);
 
 
     /**
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/EventSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/EventSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/EventSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,8 +33,8 @@
  */
 public class EventSelect extends DefaultState {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(EventSelect.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(EventSelect.class);
 
 
     /**
@@ -91,7 +91,7 @@
         int value,
         FixingsOverview overview
     ) {
-        logger.debug("Create label for value: " + value);
+        log.debug("Create label for value: " + value);
 
         IdFilter filter = new IdFilter(value);
         List<Fixing.Column> columns = overview.filter(null, filter);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/FixRealizingCompute.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/FixRealizingCompute.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/FixRealizingCompute.java	Fri Sep 05 12:58:17 2014 +0200
@@ -45,8 +45,8 @@
  */
 public class FixRealizingCompute extends DefaultState implements FacetTypes {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(FixRealizingCompute.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(FixRealizingCompute.class);
 
     public static final String I18N_WQ_CURVE = "fix.vollmer.wq.curve";
 
@@ -67,7 +67,7 @@
         List<Facet>  facets,
         Object       old
     ) {
-        logger.debug("FixRealizingCompute.computeAdvance");
+        log.debug("FixRealizingCompute.computeAdvance");
 
         CalculationResult res;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/FixationPeriod.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/FixationPeriod.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/FixationPeriod.java	Fri Sep 05 12:58:17 2014 +0200
@@ -17,8 +17,8 @@
  */
 public class FixationPeriod extends DefaultState {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(FixationPeriod.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(FixationPeriod.class);
 
 
     /**
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/GaugeRange.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/GaugeRange.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/GaugeRange.java	Fri Sep 05 12:58:17 2014 +0200
@@ -17,8 +17,8 @@
  */
 public class GaugeRange extends DefaultState {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(GaugeRange.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(GaugeRange.class);
 
 
     /**
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/LocationSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/LocationSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/LocationSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,8 +23,8 @@
  */
 public class LocationSelect extends RangeState {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(LocationSelect.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(LocationSelect.class);
 
     /**
      * The default constructor that initializes an empty State object.
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/QSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/QSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/QSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -17,8 +17,8 @@
  */
 public class QSelect extends DefaultState {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(QSelect.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(QSelect.class);
 
 
     /**
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/ReferencePeriod.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/ReferencePeriod.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/fixation/ReferencePeriod.java	Fri Sep 05 12:58:17 2014 +0200
@@ -17,8 +17,8 @@
  */
 public class ReferencePeriod extends DefaultState {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(ReferencePeriod.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(ReferencePeriod.class);
 
 
     /**
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/BedQualityPeriodsSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/BedQualityPeriodsSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/BedQualityPeriodsSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -14,8 +14,8 @@
 
 public class BedQualityPeriodsSelect extends DefaultState {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(BedQualityPeriodsSelect.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(BedQualityPeriodsSelect.class);
 
 
     /**
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/BedQualityState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/BedQualityState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/BedQualityState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -48,7 +48,7 @@
 
     private static final long serialVersionUID = 1L;
 
-    private static final Logger logger = Logger
+    private static final Logger log = Logger
         .getLogger(BedQualityState.class);
 
     public static final String I18N_TOPLAYER = "bedquality.toplayer";
@@ -94,7 +94,7 @@
     @Override
     public Object computeAdvance(D4EArtifact artifact, String hash,
         CallContext context, List<Facet> facets, Object old) {
-        logger.debug("BedQualityState.computeAdvance");
+        log.debug("BedQualityState.computeAdvance");
 
         List<Facet> newFacets = new ArrayList<Facet>();
 
@@ -110,12 +110,12 @@
         BedQualityResult[] results = (BedQualityResult[]) res.getData();
 
         if (results == null || results.length == 0) {
-            logger.warn("Calculation computed no results!");
+            log.warn("Calculation computed no results!");
             return res;
         }
 
         generateFacets(context, newFacets, results, getID(), hash);
-        logger.debug("Created " + newFacets.size() + " new Facets.");
+        log.debug("Created " + newFacets.size() + " new Facets.");
         generateDataFacets(context, newFacets, access, getID(), hash);
         facets.addAll(newFacets);
 
@@ -250,7 +250,7 @@
 
     protected void generateFacets(CallContext context, List<Facet> newFacets,
         BedQualityResult[] results, String stateId, String hash) {
-        logger.debug("BedQualityState.generateFacets");
+        log.debug("BedQualityState.generateFacets");
 
         CallMeta meta = context.getMeta();
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/CharDiameter.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/CharDiameter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/CharDiameter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -22,7 +22,7 @@
 
 public class CharDiameter extends MultiStringArrayState {
 
-    private static final Logger logger = Logger.getLogger(CharDiameter.class);
+    private static final Logger log = Logger.getLogger(CharDiameter.class);
 
     public static final String UI_PROVIDER = "parameter-matrix";
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/DifferencesState.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/DifferencesState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/DifferencesState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -50,8 +50,8 @@
 extends DefaultState
 implements FacetTypes
 {
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(DifferencesState.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(DifferencesState.class);
     public static final String I18N_DIFF_YEAR = "beddifference.year";
 
     public static final String I18N_FACET_BED_DIFF_YEAR = "facet.bedheight.diff.year";
@@ -74,7 +74,7 @@
     @Override
     public Object computeAdvance(D4EArtifact artifact, String hash,
         CallContext context, List<Facet> facets, Object old) {
-        logger.debug("DifferencesState.computeAdvance");
+        log.debug("DifferencesState.computeAdvance");
 
         List<Facet> newFacets = new ArrayList<Facet>();
 
@@ -91,19 +91,19 @@
         BedDifferencesResult[] results = (BedDifferencesResult[]) res.getData();
 
         if (results == null || results.length == 0) {
-            logger.warn("Calculation computed no results!");
+            log.warn("Calculation computed no results!");
             return res;
         }
 
         generateFacets(context, newFacets, results, getID(), hash);
-        logger.debug("Created " + newFacets.size() + " new Facets.");
+        log.debug("Created " + newFacets.size() + " new Facets.");
 
         facets.addAll(newFacets);
 
         Calculation report = res.getReport();
         if (report != null && report.hasProblems()) {
             facets.add(new ReportFacet(ComputeType.ADVANCE, hash, id));
-            logger.warn("Problems: " + report.problemsToString());
+            log.warn("Problems: " + report.problemsToString());
         }
 
         return res;
@@ -119,7 +119,7 @@
         String stateId,
         String hash
     ) {
-        logger.debug("DifferencesState.generateFacets");
+        log.debug("DifferencesState.generateFacets");
 
         CallMeta meta = context.getMeta();
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadDataCalculate.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadDataCalculate.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadDataCalculate.java	Fri Sep 05 12:58:17 2014 +0200
@@ -36,7 +36,7 @@
 
     private static final long serialVersionUID = 1L;
 
-    private static final Logger logger = Logger
+    private static final Logger log = Logger
         .getLogger(SedimentLoadDataCalculate.class);
 
     public static final String I18N_FACET_SEDIMENTLOAD_COARSE = "facet.sedimentload.coarse";
@@ -75,7 +75,7 @@
     @Override
     public Object computeAdvance(D4EArtifact artifact, String hash,
         CallContext context, List<Facet> facets, Object old) {
-        logger.debug("SedimentLoadDataCalculate.computeAdvance");
+        log.debug("SedimentLoadDataCalculate.computeAdvance");
 
         SedimentLoadAccess access = new SedimentLoadAccess(artifact);
 
@@ -85,7 +85,7 @@
 
 
         if (res == null) {
-            logger.error ("No calculation result.");
+            log.error ("No calculation result.");
         }
 
         if (facets == null) {
@@ -97,12 +97,12 @@
 
         if (report != null && report.hasProblems()) {
             facets.add(new ReportFacet(ComputeType.ADVANCE, hash, id));
-            logger.warn ("Problems : " + report.problemsToString());
+            log.warn ("Problems : " + report.problemsToString());
         }
 
         Object raw = res.getData();
         if (raw == null) {
-            logger.warn("No result data.");
+            log.warn("No result data.");
             return res;
         }
 
@@ -110,14 +110,14 @@
         if (raw instanceof SedimentLoadDataResult) {
             sdRes = (SedimentLoadDataResult) raw;
         } else {
-            logger.error ("Unknown result");
+            log.error ("Unknown result");
             return null;
         }
         String unit = access.getUnit().replace("_per_","/");
 
         int i = 0;
         for (Fraction fract: sdRes.getFractions()) {
-            logger.debug("Adding facet for fraction '" + fract.getName() +
+            log.debug("Adding facet for fraction '" + fract.getName() +
                          "' and period '" + fract.getPeriod() + "'");
             facets.add(new SedimentLoadDataFacet(i, fract.getName(),
                           unit, fract.getPeriod(),
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadEpochSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadEpochSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadEpochSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -16,8 +16,8 @@
 public class SedimentLoadEpochSelect
 extends DefaultState
 {
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(SedimentLoadEpochSelect.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(SedimentLoadEpochSelect.class);
 
 
     /**
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadOffEpochSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadOffEpochSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadOffEpochSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -16,8 +16,8 @@
 public class SedimentLoadOffEpochSelect
 extends DefaultState
 {
-   /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(SedimentLoadOffEpochSelect.class);
+   /** The log used in this class. */
+    private static Logger log = Logger.getLogger(SedimentLoadOffEpochSelect.class);
 
 
     /**
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadUnit.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadUnit.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadUnit.java	Fri Sep 05 12:58:17 2014 +0200
@@ -22,8 +22,8 @@
 public class SedimentLoadUnit
 extends DefaultState
 {
-   /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(SedimentLoadUnit.class);
+   /** The log used in this class. */
+    private static Logger log = Logger.getLogger(SedimentLoadUnit.class);
 
 
     /**
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadYearSelect.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadYearSelect.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/minfo/SedimentLoadYearSelect.java	Fri Sep 05 12:58:17 2014 +0200
@@ -22,8 +22,8 @@
 public class SedimentLoadYearSelect
 extends DefaultState
 {
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(SedimentLoadYearSelect.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(SedimentLoadYearSelect.class);
 
 
     /**
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/sq/OutlierMethod.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/sq/OutlierMethod.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/sq/OutlierMethod.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,8 +23,8 @@
 public class OutlierMethod
 extends DefaultState
 {
-    /** The logger that is used in this class.*/
-    private static Logger logger = Logger.getLogger(OutlierMethod.class);
+    /** The log that is used in this class.*/
+    private static Logger log = Logger.getLogger(OutlierMethod.class);
 
     public static final String STD_DEV   = "outlier.method.std-dev";
     public static final String GRUBBS = "outlier.method.grubbs";
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/states/sq/StaticSQRelationFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/sq/StaticSQRelationFacet.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/sq/StaticSQRelationFacet.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,7 +31,7 @@
 
     private StaticSQRelation relation;
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(StaticSQRelationFacet.class);
 
     public StaticSQRelationFacet(
@@ -68,7 +68,7 @@
             if (other == null) {
                 // name is not really unique here but it's our only key
                 // should not happen anyhow.
-                logger.error("Did not get data from: " + name);
+                log.error("Did not get data from: " + name);
                 continue;
             }
             startingPoint = Math.min(other.getMinQ(), startingPoint);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/transitions/TransitionFactory.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/transitions/TransitionFactory.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/transitions/TransitionFactory.java	Fri Sep 05 12:58:17 2014 +0200
@@ -24,8 +24,8 @@
  */
 public class TransitionFactory {
 
-    /** The logger used in this class */
-    private static Logger logger = Logger.getLogger(TransitionFactory.class);
+    /** The log used in this class */
+    private static Logger log = Logger.getLogger(TransitionFactory.class);
 
     /** The XPath to the classname of the transition */
     public static final String XPATH_TRANSITION = "@transition";
@@ -64,13 +64,13 @@
             transition.setTo(to);
         }
         catch (InstantiationException ie) {
-            logger.error(ie, ie);
+            log.error(ie, ie);
         }
         catch (IllegalAccessException iae) {
-            logger.error(iae, iae);
+            log.error(iae, iae);
         }
         catch (ClassNotFoundException cnfe) {
-            logger.error(cnfe, cnfe);
+            log.error(cnfe, cnfe);
         }
 
         return transition;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/artifacts/transitions/ValueCompareTransition.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/transitions/ValueCompareTransition.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/transitions/ValueCompareTransition.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
  */
 public class ValueCompareTransition extends DefaultTransition {
 
-    /** The logger that is used in this transition.*/
+    /** The log that is used in this transition.*/
     private static Logger log = Logger.getLogger(ValueCompareTransition.class);
 
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/collections/AttributeParser.java
--- a/artifacts/src/main/java/org/dive4elements/river/collections/AttributeParser.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/collections/AttributeParser.java	Fri Sep 05 12:58:17 2014 +0200
@@ -43,7 +43,7 @@
         "/art:attribute/art:outputs/art:output";
 
 
-    private static Logger logger = Logger.getLogger(AttributeParser.class);
+    private static Logger log = Logger.getLogger(AttributeParser.class);
 
 
     protected Document attributeDocument;
@@ -58,7 +58,7 @@
 
 
     public void parse() {
-        logger.debug("AttributeParser.parse");
+        log.debug("AttributeParser.parse");
 
         attribute = new CollectionAttribute();
 
@@ -70,7 +70,7 @@
 
         int num = outs != null ? outs.getLength() : 0;
 
-        logger.debug("Attribute has " + num + " outputs.");
+        log.debug("Attribute has " + num + " outputs.");
 
         for (int i = 0; i < num; i++) {
             Node out = outs.item(i);
@@ -112,14 +112,14 @@
         String name = ((Element)out).getAttribute("name");
 
         if (name.length() == 0) {
-            logger.warn("No Output name specified. Cancel parsing!");
+            log.warn("No Output name specified. Cancel parsing!");
             return;
         }
 
         Output o = attribute.getOutput(name);
 
         if (o == null) {
-            logger.debug("Create new output: " + name);
+            log.debug("Create new output: " + name);
 
             o = new DefaultOutput(name, null, null);
             attribute.addOutput(name, o);
@@ -146,7 +146,7 @@
         Node settingsNode = getChild((Element)out, "settings");
 
         if (settingsNode == null) {
-            logger.debug("No Settings found for Output '" + outname + "'");
+            log.debug("No Settings found for Output '" + outname + "'");
             return;
         }
 
@@ -163,7 +163,7 @@
 
         int num = themes.getLength();
 
-        logger.debug("Output has " + num + " themes.");
+        log.debug("Output has " + num + " themes.");
 
         for (int i = 0; i < num; i++) {
             Element theme = (Element) themes.item(i);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/collections/AttributeWriter.java
--- a/artifacts/src/main/java/org/dive4elements/river/collections/AttributeWriter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/collections/AttributeWriter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -57,7 +57,7 @@
     protected CollectionAttribute attribute;
 
 
-    private static Logger logger = Logger.getLogger(AttributeWriter.class);
+    private static Logger log = Logger.getLogger(AttributeWriter.class);
 
 
     /**
@@ -102,7 +102,7 @@
      */
     protected CollectionAttribute write() {
 
-        boolean debug = logger.isDebugEnabled();
+        boolean debug = log.isDebugEnabled();
 
         for (Map.Entry<String, Output> entry: newAttr.entrySet()) {
             String outName = entry.getKey();
@@ -115,9 +115,9 @@
             attribute.clearFacets(outName);
 
             if (debug) {
-                logger.debug("Merge Output: " + outName);
-                logger.debug("   old Facets: " + oldFacets.size());
-                logger.debug("   new Facets: " + newFacets.size());
+                log.debug("Merge Output: " + outName);
+                log.debug("   old Facets: " + oldFacets.size());
+                log.debug("   new Facets: " + newFacets.size());
             }
 
             writeOutput(a.getName(), newFacets, oldFacets);
@@ -142,10 +142,10 @@
     ) {
         List<String> compatFacets = this.compatibilities.get(outputName);
 
-        if (logger.isDebugEnabled() && compatFacets != null) {
-            logger.debug("Compabitle Facets:");
+        if (log.isDebugEnabled() && compatFacets != null) {
+            log.debug("Compabitle Facets:");
             for (String compatible: compatFacets) {
-                logger.debug(   "- " + compatible);
+                log.debug(   "- " + compatible);
             }
         }
 
@@ -153,7 +153,7 @@
             writeFacets(outputName, newOutFacets, oldOutFacets, compatFacets);
         }
         catch (ArtifactDatabaseException ade) {
-            logger.error(ade, ade);
+            log.error(ade, ade);
         }
     }
 
@@ -172,7 +172,7 @@
     throws ArtifactDatabaseException
     {
         if (compatibleFacets == null) {
-            logger.warn("No compatible facets, not generating out " + outputName + ".");
+            log.warn("No compatible facets, not generating out " + outputName + ".");
             return false;
         }
 
@@ -183,33 +183,33 @@
         List<ManagedFacet> currentFacets      = new ArrayList<ManagedFacet>();
         List<ManagedFacet> genuinelyNewFacets = new ArrayList<ManagedFacet>();
 
-        boolean debug = logger.isDebugEnabled();
+        boolean debug = log.isDebugEnabled();
         if (debug) {
-           logger.debug("Compatible facets are " + compatibleFacets);
+           log.debug("Compatible facets are " + compatibleFacets);
         }
 
         for (Facet fac: newFacets) {
             ManagedFacet facet = (ManagedFacet) fac;
 
             if (debug) {
-                logger.debug("Try to add Facet: " + facet.getName());
+                log.debug("Try to add Facet: " + facet.getName());
             }
 
             String bondage = facet.getBoundToOut();
             if (bondage != null && bondage.equals(outputName)) {
-                logger.debug("Adding bound facet regardless of compatibility: " +
+                log.debug("Adding bound facet regardless of compatibility: " +
                     facet.getName());
             } else if (!compatibleFacets.contains(facet.getName())) {
-                logger.debug("Have incompatible facet, skip: " + facet.getName());
+                log.debug("Have incompatible facet, skip: " + facet.getName());
                 continue;
             } else if (facet.getBoundToOut() != null &&
                     !facet.getBoundToOut().equals(outputName)) {
-                logger.debug("Skip facet " + facet.getName() +
+                log.debug("Skip facet " + facet.getName() +
                         " because it is bound to: " + facet.getBoundToOut());
                 continue;
             } else {
-                logger.debug("Facet is bound to: " + facet.getBoundToOut());
-                logger.debug("Have compatible facet: " + facet.getName());
+                log.debug("Facet is bound to: " + facet.getBoundToOut());
+                log.debug("Have compatible facet: " + facet.getName());
             }
 
             ManagedFacet picked = pickFacet(facet, oldFacets);
@@ -219,7 +219,7 @@
                     genuinelyNewFacets.add(picked);
                 }
                 else {
-                    logger.debug("Skip clone facet that shall be present in two outs");
+                    log.debug("Skip clone facet that shall be present in two outs");
                 }
             }
             else {
@@ -251,7 +251,7 @@
                     if (newMF.getPosition() == oldMF.getPosition()) {
                         conflicts = true;
                         if (debug) {
-                            logger.debug(
+                            log.debug(
                                 "Positional conflict while merging " +
                                 "facets, pushing newest facet 1 up (" +
                                 newMF.getPosition() + ")");
@@ -327,7 +327,7 @@
     protected ManagedFacet pickFacet(ManagedFacet facet, List<Facet> oldFacets)
     {
         if (oldFacets == null) {
-            logger.debug("No old facets to compare a new to found.");
+            log.debug("No old facets to compare a new to found.");
             return facet;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/collections/CollectionAttribute.java
--- a/artifacts/src/main/java/org/dive4elements/river/collections/CollectionAttribute.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/collections/CollectionAttribute.java	Fri Sep 05 12:58:17 2014 +0200
@@ -37,8 +37,8 @@
  */
 public class CollectionAttribute {
 
-    /** Privately owned logger. */
-    private static final Logger logger =
+    /** Privately owned log. */
+    private static final Logger log =
         Logger.getLogger(CollectionAttribute.class);
 
     protected ElementCreator ec;
@@ -95,19 +95,19 @@
 
     public void setSettings(String outputKey, Settings settings) {
         if (settings == null) {
-            logger.warn("Tried to set empty Settings for '" + outputKey + "'");
+            log.warn("Tried to set empty Settings for '" + outputKey + "'");
             return;
         }
 
         if (outputMap == null) {
-            logger.warn("Tried to add settings but no Outputs are existing yet.");
+            log.warn("Tried to add settings but no Outputs are existing yet.");
             return;
         }
 
         Output output = outputMap.get(outputKey);
 
         if (output == null) {
-            logger.warn("Tried to add settings for unknown Output: " + outputKey);
+            log.warn("Tried to add settings for unknown Output: " + outputKey);
             return;
         }
 
@@ -117,23 +117,23 @@
 
     public void addFacet(String outputKey, Facet facet) {
         if (facet == null) {
-            logger.warn("Tried to add null facet.");
+            log.warn("Tried to add null facet.");
             return;
         }
 
         if (outputMap == null) {
-            logger.warn("Tried to add facet but no Outputs are existing yet.");
+            log.warn("Tried to add facet but no Outputs are existing yet.");
             return;
         }
 
         Output output = outputMap.get(outputKey);
 
         if (output == null) {
-            logger.warn("Tried to add facet for unknown Output: " + outputKey);
+            log.warn("Tried to add facet for unknown Output: " + outputKey);
             return;
         }
 
-        logger.debug("Add facet for '" + outputKey + "': " + facet.getName());
+        log.debug("Add facet for '" + outputKey + "': " + facet.getName());
         output.addFacet(facet);
     }
 
@@ -147,18 +147,18 @@
     /** Empty facets list for outputKey output. */
     public void clearFacets(String outputKey) {
         if (outputKey == null || outputKey.length() == 0) {
-            logger.warn("Tried to clear Facets, but no Output key specified!");
+            log.warn("Tried to clear Facets, but no Output key specified!");
             return;
         }
 
         if (outputMap == null) {
-            logger.warn("Tried to clear Facets, but no Outputs existing!");
+            log.warn("Tried to clear Facets, but no Outputs existing!");
             return;
         }
 
         Output output = outputMap.get(outputKey);
         if (output == null) {
-            logger.warn("Tried to clear Facets for unknown Out: " + outputKey);
+            log.warn("Tried to clear Facets for unknown Out: " + outputKey);
             return;
         }
 
@@ -196,12 +196,12 @@
 
     public Output getOutput(String name) {
         if (name == null || name.length() == 0) {
-            logger.warn("No Output name specified.");
+            log.warn("No Output name specified.");
             return null;
         }
 
         if (outputMap == null || outputMap.isEmpty()) {
-            logger.warn("Tried to retrieve Output, but no Outputs existing.");
+            log.warn("Tried to retrieve Output, but no Outputs existing.");
             return null;
         }
 
@@ -211,19 +211,19 @@
 
     public List<Facet> getFacets(String output) {
         if (output == null || output.length() == 0) {
-            logger.warn("No Output name specified.");
+            log.warn("No Output name specified.");
             return new ArrayList<Facet>();
         }
 
         if (outputMap == null) {
-            logger.warn("Tried to retrieve facets, but no Outputs existing.");
+            log.warn("Tried to retrieve facets, but no Outputs existing.");
             return new ArrayList<Facet>();
         }
 
         Output o = outputMap.get(output);
 
         if (o == null) {
-            logger.warn("No Output '" + output + "' existing.");
+            log.warn("No Output '" + output + "' existing.");
             return new ArrayList<Facet>();
         }
 
@@ -235,7 +235,7 @@
         List<Facet> allFacets = new ArrayList<Facet>();
 
         if (outputMap == null || outputMap.isEmpty()) {
-            logger.warn("No Outputs existing.");
+            log.warn("No Outputs existing.");
             return allFacets;
         }
 
@@ -249,11 +249,11 @@
 
     protected void appendOutputs(Element root) {
         if (outputMap == null || outputMap.isEmpty()) {
-            logger.warn("No outputs to append.");
+            log.warn("No outputs to append.");
             return;
         }
 
-        logger.debug("Append " + outputMap.size() + " Output Elements.");
+        log.debug("Append " + outputMap.size() + " Output Elements.");
 
         Element outputsEl = ec.create("outputs");
 
@@ -267,11 +267,11 @@
 
     protected void appendOutput(Element root, String name, Output output) {
         if (name == null || name.length() == 0 || output == null) {
-            logger.warn("Tried to appendOutput, but Output is invalid.");
+            log.warn("Tried to appendOutput, but Output is invalid.");
             return;
         }
 
-        logger.debug("Append Output Element for '" + name + "'");
+        log.debug("Append Output Element for '" + name + "'");
 
         Element outputEl = ec.create("output");
         ec.addAttr(outputEl, "name", name);
@@ -285,7 +285,7 @@
 
     protected void appendSettings(Element root, Settings settings) {
         if (settings == null) {
-            logger.warn("Tried to append Settings, but Settings is empty!");
+            log.warn("Tried to append Settings, but Settings is empty!");
             return;
         }
 
@@ -295,13 +295,13 @@
 
     protected void appendFacets(Element root, List<Facet> facets) {
         if (facets == null || facets.isEmpty()) {
-            logger.warn("Tried to append 0 Facets.");
+            log.warn("Tried to append 0 Facets.");
             return;
         }
 
         Document owner = root.getOwnerDocument();
 
-        logger.debug("Append " + facets.size() + " facets.");
+        log.debug("Append " + facets.size() + " facets.");
 
         for (Facet facet: facets) {
             Node facetNode = facet.toXML(owner);
@@ -315,7 +315,7 @@
 
     protected void appendLoadedRecommendations(Element root) {
         if (loadedRecommendations == null) {
-            logger.debug("No loaded recommendations existing yet.");
+            log.debug("No loaded recommendations existing yet.");
             return;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/collections/CollectionDescriptionHelper.java
--- a/artifacts/src/main/java/org/dive4elements/river/collections/CollectionDescriptionHelper.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/collections/CollectionDescriptionHelper.java	Fri Sep 05 12:58:17 2014 +0200
@@ -30,7 +30,7 @@
 
 public class CollectionDescriptionHelper {
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(CollectionDescriptionHelper.class);
 
 
@@ -137,7 +137,7 @@
                 }
             }
             catch (ArtifactDatabaseException dbe) {
-                logger.warn(dbe, dbe);
+                log.warn(dbe, dbe);
             }
         }
 
@@ -153,7 +153,7 @@
     protected Element buildArtifactNode(String uuid)
     throws    ArtifactDatabaseException
     {
-        logger.debug("Append artifact '" + uuid + "' to collection description");
+        log.debug("Append artifact '" + uuid + "' to collection description");
 
         // TODO
         String hash = "MYHASH";
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/collections/D4EArtifactCollection.java
--- a/artifacts/src/main/java/org/dive4elements/river/collections/D4EArtifactCollection.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/collections/D4EArtifactCollection.java	Fri Sep 05 12:58:17 2014 +0200
@@ -50,7 +50,7 @@
  * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
  */
 public class D4EArtifactCollection extends DefaultArtifactCollection {
-    /** The logger used in this class. */
+    /** The log used in this class. */
     private static Logger log = Logger.getLogger(D4EArtifactCollection.class);
 
     /** Constant XPath that points to the outputmodes of an artifact. */
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/collections/OutputParser.java
--- a/artifacts/src/main/java/org/dive4elements/river/collections/OutputParser.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/collections/OutputParser.java	Fri Sep 05 12:58:17 2014 +0200
@@ -38,7 +38,7 @@
     public static final String XPATH_ARTIFACT_OUTPUTMODES =
         "/art:result/art:outputmodes/art:output";
 
-    private static Logger logger = Logger.getLogger(OutputParser.class);
+    private static Logger log = Logger.getLogger(OutputParser.class);
 
     protected ArtifactDatabase db;
     protected CallMeta         meta;
@@ -71,17 +71,17 @@
     public void parse(String uuid)
     throws ArtifactDatabaseException
     {
-        logger.debug("OutputParser.parse: " + uuid);
+        log.debug("OutputParser.parse: " + uuid);
 
         D4EArtifact flys = (D4EArtifact) db.getRawArtifact(uuid);
 
         List<Output> outList = flys.getOutputs(context);
 
-        logger.debug("   has " + outList.size() + " Outputs.");
+        log.debug("   has " + outList.size() + " Outputs.");
 
         for (Output out: outList) {
             String name = out.getName();
-            logger.debug("Process Output '" + name + "'");
+            log.debug("Process Output '" + name + "'");
 
             Output o = outs.get(name);
             int  pos = 1;
@@ -96,7 +96,7 @@
                 outs.put(name, o);
             }
             else {
-                logger.debug("OutputParser.parse: Use 'old' Output");
+                log.debug("OutputParser.parse: Use 'old' Output");
                 pos = o.getFacets().size() + 1;
             }
 
@@ -135,7 +135,7 @@
     {
         List<Facet> newFacets = new ArrayList<Facet>(old.size());
 
-        logger.debug("There are " + old.size() + " Facets for this Output.");
+        log.debug("There are " + old.size() + " Facets for this Output.");
 
         for (Facet f: old) {
             newFacets.add(new ManagedFacetAdapter(f, uuid, pos++, 1, 1));
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/ATExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ATExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ATExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -37,7 +37,7 @@
 public class ATExporter
 implements   OutGenerator
 {
-    private static Logger logger = Logger.getLogger(ATExporter.class);
+    private static Logger log = Logger.getLogger(ATExporter.class);
 
     public static final String DEFAULT_ENCODING = "UTF-8";
 
@@ -55,7 +55,7 @@
 
     @Override
     public void setup(Object config) {
-        logger.debug("ATExporter.setup");
+        log.debug("ATExporter.setup");
     }
 
     @Override
@@ -89,7 +89,7 @@
     public void generate() throws IOException {
 
         if (data == null) {
-            logger.debug("no W/Q data");
+            log.debug("no W/Q data");
             return;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/ATWriter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ATWriter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ATWriter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -36,7 +36,7 @@
 /** Write AT files. */
 public class ATWriter
 {
-    private static Logger logger = Logger.getLogger(ATWriter.class);
+    private static Logger log = Logger.getLogger(ATWriter.class);
 
     public static final int COLUMNS = 10;
 
@@ -58,7 +58,7 @@
         }
         catch (FunctionEvaluationException aode) {
             // should not happen
-            logger.error("spline interpolation failed", aode);
+            log.error("spline interpolation failed", aode);
             return Double.NaN;
         }
     }
@@ -155,8 +155,8 @@
 
         int [] bounds = wq.longestIncreasingWRangeIndices();
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("exporting " + (isCalculation ? "calculated " : "") +
+        if (log.isDebugEnabled()) {
+            log.debug("exporting " + (isCalculation ? "calculated " : "") +
                 "w between indices " + bounds[0] + " and " + bounds[1] + " (" +
                 (int)Math.ceil(wq.getW(bounds[0])) + ", " +
                 (int)Math.floor(wq.getW(bounds[1]))+ ")");
@@ -209,10 +209,10 @@
 
         int startW = minW - rest;
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("startW: " + startW);
-            logger.debug("rest: " + rest);
-            logger.debug("maxW: " + maxW);
+        if (log.isDebugEnabled()) {
+            log.debug("startW: " + startW);
+            log.debug("rest: " + rest);
+            log.debug("maxW: " + maxW);
         }
 
         int col = 0;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/AbstractExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/AbstractExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/AbstractExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -44,8 +44,8 @@
  */
 public abstract class AbstractExporter implements OutGenerator {
 
-    /** The logger used in this exporter.*/
-    private static Logger logger = Logger.getLogger(AbstractExporter.class);
+    /** The log used in this exporter.*/
+    private static Logger log = Logger.getLogger(AbstractExporter.class);
 
     /* XXX: Why does AbstractExporter do not implement FacetTypes? */
     public static String FIX_PARAMETERS = "fix_parameters";
@@ -140,7 +140,7 @@
     protected abstract void addData(Object data);
 
     public void setup(Object config) {
-        logger.debug("AbstractExporter.setup");
+        log.debug("AbstractExporter.setup");
     }
 
 
@@ -151,7 +151,7 @@
         OutputStream out,
         CallContext  context
     ) {
-        logger.debug("AbstractExporter.init");
+        log.debug("AbstractExporter.init");
 
         this.outName = outName;
         this.request = request;
@@ -198,10 +198,10 @@
     ) {
         String name = artifactFacet.getFacetName();
 
-        logger.debug("AbstractExporter.doOut: " + name);
+        log.debug("AbstractExporter.doOut: " + name);
 
         if (!isFacetValid(name)) {
-            logger.warn("Facet '" + name + "' not valid. No output created!");
+            log.warn("Facet '" + name + "' not valid. No output created!");
             return;
         }
 
@@ -216,7 +216,7 @@
     public void generate()
     throws IOException
     {
-        logger.debug("AbstractExporter.generate");
+        log.debug("AbstractExporter.generate");
 
         if (facet == null) {
             throw new IOException("invalid (null) facet for exporter");
@@ -244,7 +244,7 @@
      * @return true, if <i>facet</i> is valid, otherwise false.
      */
     protected boolean isFacetValid(String facet) {
-        logger.debug("AbstractExporter.isFacetValid : " + facet + " (" + getFacet() + ")" );
+        log.debug("AbstractExporter.isFacetValid : " + facet + " (" + getFacet() + ")" );
 
         String thisFacet = getFacet();
 
@@ -308,7 +308,7 @@
     protected void generateCSV()
     throws    IOException
     {
-        logger.info("AbstractExporter.generateCSV");
+        log.info("AbstractExporter.generateCSV");
 
         char quote = '"';
         char escape = '\\';
@@ -331,7 +331,7 @@
     protected void generatePDF()
     throws    IOException
     {
-        logger.info("AbstractExporter.generatePDF");
+        log.info("AbstractExporter.generatePDF");
         writePDF(this.out);
     }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/ChartGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ChartGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ChartGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -89,7 +89,7 @@
  */
 public abstract class ChartGenerator implements OutGenerator {
 
-    private static Logger logger = Logger.getLogger(ChartGenerator.class);
+    private static Logger log = Logger.getLogger(ChartGenerator.class);
 
     public static final int    DEFAULT_CHART_WIDTH     = 600;
     public static final int    DEFAULT_CHART_HEIGHT    = 400;
@@ -163,7 +163,7 @@
 
     @Override
     public void setup(Object config) {
-        logger.debug("ChartGenerator.setup");
+        log.debug("ChartGenerator.setup");
     }
 
     /**
@@ -212,7 +212,7 @@
             AxisDataset dataset = getAxisDataset(
                 new Integer(annotation.getAxisSymbol()));
             if (dataset == null) {
-                logger.warn("Annotation should stick to unfindable y-axis: "
+                log.warn("Annotation should stick to unfindable y-axis: "
                     + annotation.getAxisSymbol());
                 rendererIndex = 0;
             }
@@ -422,10 +422,10 @@
      * @param plot Plot to add annotations to.
      */
     protected void addAnnotationsToRenderer(XYPlot plot) {
-        logger.debug("addAnnotationsToRenderer");
+        log.debug("addAnnotationsToRenderer");
 
         if (annotations == null || annotations.isEmpty()) {
-            logger.debug("addAnnotationsToRenderer: no annotations.");
+            log.debug("addAnnotationsToRenderer: no annotations.");
             return;
         }
 
@@ -610,7 +610,7 @@
         ThemeDocument theme,
         boolean visible
     ){
-        logger.debug("doAnnotations");
+        log.debug("doAnnotations");
 
         // Add all annotations to our annotation pool.
         annotations.setTheme(theme);
@@ -618,7 +618,7 @@
             annotations.setLabel(aandf.getFacetDescription());
         }
         else {
-            logger.error(
+            log.error(
                 "Art/Facet for Annotations is null. " +
                 "This should never happen!");
         }
@@ -636,7 +636,7 @@
     public void generate()
     throws IOException
     {
-        logger.debug("ChartGenerator.generate");
+        log.debug("ChartGenerator.generate");
 
         JFreeChart chart = generateChart();
 
@@ -687,7 +687,7 @@
 
     @Override
     public void init(String outName, Document request, OutputStream out, CallContext context) {
-        logger.debug("ChartGenerator.init");
+        log.debug("ChartGenerator.init");
 
         this.outName = outName;
         this.request = request;
@@ -1301,15 +1301,15 @@
         Bounds[] xyBounds = ChartHelper.getBounds(dataset);
 
         if (xyBounds == null) {
-            logger.warn("Skip XYDataset for Axis (invalid ranges): " + idx);
+            log.warn("Skip XYDataset for Axis (invalid ranges): " + idx);
             return;
         }
 
         if (visible) {
-            if (logger.isDebugEnabled()) {
-                logger.debug("Add new AxisDataset at index: " + idx);
-                logger.debug("X extent: " + xyBounds[0]);
-                logger.debug("Y extent: " + xyBounds[1]);
+            if (log.isDebugEnabled()) {
+                log.debug("Add new AxisDataset at index: " + idx);
+                log.debug("X extent: " + xyBounds[0]);
+                log.debug("Y extent: " + xyBounds[1]);
             }
 
             axisDataset.addDataset(dataset);
@@ -1461,7 +1461,7 @@
                     size[1] = Integer.parseInt(h);
                 }
                 catch (NumberFormatException nfe) {
-                    logger.warn("Wrong values for chart width/height.");
+                    log.warn("Wrong values for chart width/height.");
                 }
             }
         }
@@ -1559,7 +1559,7 @@
      * @param plot plot to add datasets to.
      */
     protected void addDatasets(XYPlot plot) {
-        logger.debug("addDatasets()");
+        log.debug("addDatasets()");
 
         // AxisDatasets are sorted, but some might be empty.
         // Thus, generate numbering on the fly.
@@ -1631,7 +1631,7 @@
      * @param idx The index of the renderer / dataset.
      */
     protected void applyLineTheme(XYPlot plot, XYDataset dataset, int idx) {
-        logger.debug("Apply LineTheme for dataset at index: " + idx);
+        log.debug("Apply LineTheme for dataset at index: " + idx);
 
         LegendItemCollection lic  = new LegendItemCollection();
         LegendItemCollection anno = plot.getFixedLegendItems();
@@ -1666,7 +1666,7 @@
                 lic.add(legendItem);
             }
             else {
-                logger.warn("Could not get LegentItem for renderer: "
+                log.warn("Could not get LegentItem for renderer: "
                     + idx + ", series-idx " + s);
             }
         }
@@ -1696,7 +1696,7 @@
 
         Font legendFont = createLegendLabelFont();
 
-        logger.debug("Registering an 'area'renderer at idx: " + idx);
+        log.debug("Registering an 'area'renderer at idx: " + idx);
 
         StableXYDifferenceRenderer dRenderer =
             new StableXYDifferenceRenderer();
@@ -1721,7 +1721,7 @@
             lic.add(legendItem);
         }
         else {
-            logger.warn("Could not get LegentItem for renderer: "
+            log.warn("Could not get LegentItem for renderer: "
                 + idx + ", series-idx " + 0);
         }
 
@@ -1762,7 +1762,7 @@
      * @return a new instance of EnhancedLineAndShapeRenderer.
      */
     protected XYLineAndShapeRenderer createRenderer(XYPlot plot, int idx) {
-        logger.debug("Create EnhancedLineAndShapeRenderer for idx: " + idx);
+        log.debug("Create EnhancedLineAndShapeRenderer for idx: " + idx);
 
         EnhancedLineAndShapeRenderer r =
             new EnhancedLineAndShapeRenderer(true, false);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/ChartGenerator2.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ChartGenerator2.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ChartGenerator2.java	Fri Sep 05 12:58:17 2014 +0200
@@ -79,7 +79,7 @@
  */
 public abstract class ChartGenerator2 implements OutGenerator {
 
-    private static Logger logger = Logger.getLogger(ChartGenerator2.class);
+    private static Logger log = Logger.getLogger(ChartGenerator2.class);
 
     public static final boolean USE_NOP_GRAPHICS =
         Boolean.getBoolean("info.rendering.nop.graphics");
@@ -259,7 +259,7 @@
     @Override
     public void generate() throws IOException {
 
-        logger.debug("ChartGenerator2.generate");
+        log.debug("ChartGenerator2.generate");
 
         if (outName.indexOf("chartinfo") > 0) {
             generateInfo();
@@ -273,7 +273,7 @@
     /** Generate only meta infos */
     private void generateInfo() throws IOException {
 
-        logger.debug("ChartInfoGenerator2.generateInfo");
+        log.debug("ChartInfoGenerator2.generateInfo");
 
         JFreeChart chart = generateChart();
 
@@ -308,8 +308,8 @@
 
         long stopTime = System.currentTimeMillis();
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Rendering info took: " +
+        if (log.isDebugEnabled()) {
+            log.debug("Rendering info took: " +
                 (stopTime-startTime) + "ms");
         }
 
@@ -322,7 +322,7 @@
 
     /** Generate the diagram as an image. */
     private void generateImage() throws IOException {
-        logger.debug("ChartGenerator2.generateImage");
+        log.debug("ChartGenerator2.generateImage");
 
         JFreeChart chart = generateChart();
 
@@ -373,7 +373,7 @@
 
     @Override
     public void init(String outName, Document request, OutputStream out, CallContext context) {
-        logger.debug("ChartGenerator2.init");
+        log.debug("ChartGenerator2.init");
 
         this.outName = outName;
         this.request = request;
@@ -949,15 +949,15 @@
         Bounds[] xyBounds = ChartHelper.getBounds(dataset);
 
         if (xyBounds == null) {
-            logger.warn("Skip XYDataset for Axis (invalid ranges): " + idx);
+            log.warn("Skip XYDataset for Axis (invalid ranges): " + idx);
             return;
         }
 
         if (visible) {
-            if (logger.isDebugEnabled()) {
-                logger.debug("Add new AxisDataset at index: " + idx);
-                logger.debug("X extent: " + xyBounds[0]);
-                logger.debug("Y extent: " + xyBounds[1]);
+            if (log.isDebugEnabled()) {
+                log.debug("Add new AxisDataset at index: " + idx);
+                log.debug("X extent: " + xyBounds[0]);
+                log.debug("Y extent: " + xyBounds[1]);
             }
 
             axisDataset.addDataset(dataset);
@@ -1109,7 +1109,7 @@
                     size[1] = Integer.parseInt(h);
                 }
                 catch (NumberFormatException nfe) {
-                    logger.warn("Wrong values for chart width/height.");
+                    log.warn("Wrong values for chart width/height.");
                 }
             }
         }
@@ -1207,7 +1207,7 @@
      * @param plot plot to add datasets to.
      */
     protected void addDatasets(XYPlot plot) {
-        logger.debug("addDatasets()");
+        log.debug("addDatasets()");
 
         // AxisDatasets are sorted, but some might be empty.
         // Thus, generate numbering on the fly.
@@ -1279,7 +1279,7 @@
      * @param idx The index of the renderer / dataset.
      */
     protected void applyLineTheme(XYPlot plot, XYDataset dataset, int idx) {
-        logger.debug("Apply LineTheme for dataset at index: " + idx);
+        log.debug("Apply LineTheme for dataset at index: " + idx);
 
         LegendItemCollection lic  = new LegendItemCollection();
         LegendItemCollection anno = plot.getFixedLegendItems();
@@ -1314,7 +1314,7 @@
                 lic.add(legendItem);
             }
             else {
-                logger.warn("Could not get LegentItem for renderer: "
+                log.warn("Could not get LegentItem for renderer: "
                     + idx + ", series-idx " + s);
             }
         }
@@ -1344,7 +1344,7 @@
 
         Font legendFont = createLegendLabelFont();
 
-        logger.debug("Registering an 'area'renderer at idx: " + idx);
+        log.debug("Registering an 'area'renderer at idx: " + idx);
 
         StableXYDifferenceRenderer dRenderer =
             new StableXYDifferenceRenderer();
@@ -1369,7 +1369,7 @@
             lic.add(legendItem);
         }
         else {
-            logger.warn("Could not get LegentItem for renderer: "
+            log.warn("Could not get LegentItem for renderer: "
                 + idx + ", series-idx " + 0);
         }
 
@@ -1410,7 +1410,7 @@
      * @return a new instance of EnhancedLineAndShapeRenderer.
      */
     protected XYLineAndShapeRenderer createRenderer(XYPlot plot, int idx) {
-        logger.debug("Create EnhancedLineAndShapeRenderer for idx: " + idx);
+        log.debug("Create EnhancedLineAndShapeRenderer for idx: " + idx);
 
         EnhancedLineAndShapeRenderer r =
             new EnhancedLineAndShapeRenderer(true, false);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/ChartHelper.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ChartHelper.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ChartHelper.java	Fri Sep 05 12:58:17 2014 +0200
@@ -27,7 +27,7 @@
  */
 public class ChartHelper {
 
-    private static final Logger logger = Logger.getLogger(ChartHelper.class);
+    private static final Logger log = Logger.getLogger(ChartHelper.class);
 
 
     /**
@@ -42,7 +42,7 @@
         int seriesCount = dataset != null ? dataset.getSeriesCount() : 0;
 
         if (seriesCount == 0) {
-            logger.warn("Dataset is empty or has no Series set.");
+            log.warn("Dataset is empty or has no Series set.");
             return null;
         }
 
@@ -59,7 +59,7 @@
                 double y = dataset.getYValue(i, j);
 
                 if (Double.isNaN(x) || Double.isNaN(y)) {
-                    logger.warn("Item " + j + " in Series " + i + " is broken");
+                    log.warn("Item " + j + " in Series " + i + " is broken");
                     continue;
                 }
 
@@ -99,7 +99,7 @@
             return getBounds((TimeSeriesCollection) dataset);
         }
         else {
-            logger.warn("Unknown XYDataset instance: " + dataset.getClass());
+            log.warn("Unknown XYDataset instance: " + dataset.getClass());
             return null;
         }
     }
@@ -109,7 +109,7 @@
         int seriesCount = collection != null ? collection.getSeriesCount() : 0;
 
         if (seriesCount == 0) {
-            logger.warn("TimeSeriesCollection is empty or has no Series set.");
+            log.warn("TimeSeriesCollection is empty or has no Series set.");
             return null;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/ChartInfoGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ChartInfoGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ChartInfoGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -53,8 +53,8 @@
     public static final boolean USE_NOP_GRAPHICS =
         Boolean.getBoolean("info.rendering.nop.graphics");
 
-    /** The logger used in this generator.*/
-    private static Logger logger =
+    /** The log used in this generator.*/
+    private static Logger log =
         Logger.getLogger(ChartInfoGenerator.class);
 
 
@@ -70,7 +70,7 @@
     }
 
     public void setup(Object config) {
-        logger.debug("ChartInfoGenerator.setup");
+        log.debug("ChartInfoGenerator.setup");
     }
 
 
@@ -130,7 +130,7 @@
     public void generate()
     throws IOException
     {
-        logger.debug("ChartInfoGenerator.generate");
+        log.debug("ChartInfoGenerator.generate");
 
         JFreeChart chart = generator.generateChart();
 
@@ -165,8 +165,8 @@
 
         long stopTime = System.currentTimeMillis();
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Rendering info took: " +
+        if (log.isDebugEnabled()) {
+            log.debug("Rendering info took: " +
                 (stopTime-startTime) + "ms");
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/ChartSection.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ChartSection.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ChartSection.java	Fri Sep 05 12:58:17 2014 +0200
@@ -16,7 +16,7 @@
  */
 public class ChartSection extends TypeSection {
 
-    private static Logger logger = Logger.getLogger(ChartSection.class);
+    private static Logger log = Logger.getLogger(ChartSection.class);
 
     public static final String TITLE_ATTR         = "title";
     public static final String SUBTITLE_ATTR      = "subtitle";
@@ -59,7 +59,7 @@
 
     /** Set Property-value for display-logo property. */
     public void setDisplayLogo(String logo) {
-        logger.debug("Setting Display logo string.");
+        log.debug("Setting Display logo string.");
         setChoiceStringValue(DISPLAYLOGO_ATTR, logo, "logo");
     }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/ChartSettings.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ChartSettings.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ChartSettings.java	Fri Sep 05 12:58:17 2014 +0200
@@ -27,7 +27,7 @@
  */
 public class ChartSettings extends DefaultSettings {
 
-    private static final Logger logger = Logger.getLogger(ChartSettings.class);
+    private static final Logger log = Logger.getLogger(ChartSettings.class);
 
     protected ChartSection  chartSection;
     protected LegendSection legendSection;
@@ -170,7 +170,7 @@
      */
     public static ChartSettings parse(Node settings) {
         if (settings == null) {
-            logger.warn("Tried to parse ChartSettings from empty Node!");
+            log.warn("Tried to parse ChartSettings from empty Node!");
             return null;
         }
 
@@ -192,7 +192,7 @@
         int num = axesList != null ? axesList.getLength() : 0;
 
         if (num <= 0) {
-            logger.debug("No axis sections found.");
+            log.debug("No axis sections found.");
             return;
         }
 
@@ -213,14 +213,14 @@
         String up       = XMLUtils.xpathString(axis, "upper", null);
         String sugLabel = XMLUtils.xpathString(axis, "suggested-label", null);
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Found axis id:        '" + id + "'");
-            logger.debug("Found axis label:     '" + label + "'");
-            logger.debug("Found axis font size: '" + fSize + "'");
-            logger.debug("Found axis fixation:  '" + fixation + "'");
-            logger.debug("Found axis lower:     '" + low + "'");
-            logger.debug("Found axis upper:     '" + up + "'");
-            logger.debug("Found axis sug. label:'" + sugLabel + "'");
+        if (log.isDebugEnabled()) {
+            log.debug("Found axis id:        '" + id + "'");
+            log.debug("Found axis label:     '" + label + "'");
+            log.debug("Found axis font size: '" + fSize + "'");
+            log.debug("Found axis fixation:  '" + fixation + "'");
+            log.debug("Found axis lower:     '" + low + "'");
+            log.debug("Found axis upper:     '" + up + "'");
+            log.debug("Found axis sug. label:'" + sugLabel + "'");
         }
 
         section.setIdentifier(id);
@@ -249,13 +249,13 @@
         String placeh = XMLUtils.xpathString(chart, "chart/logo-placeh", null);
         String placev = XMLUtils.xpathString(chart, "chart/logo-placev", null);
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Found chart title:    '" + title + "'");
-            logger.debug("Found chart subtitle: '" + sub + "'");
-            logger.debug("Found chart grid:     '" + grid + "'");
-            logger.debug("Found chart logo:     '" + logo + "'");
-            logger.debug("Found chart logo placeh: '" + placeh + "'");
-            logger.debug("Found chart logo placev: '" + placev + "'");
+        if (log.isDebugEnabled()) {
+            log.debug("Found chart title:    '" + title + "'");
+            log.debug("Found chart subtitle: '" + sub + "'");
+            log.debug("Found chart grid:     '" + grid + "'");
+            log.debug("Found chart logo:     '" + logo + "'");
+            log.debug("Found chart logo placeh: '" + placeh + "'");
+            log.debug("Found chart logo placev: '" + placev + "'");
         }
 
         chartSection.setTitle(title);
@@ -276,10 +276,10 @@
         String fSize = XMLUtils.xpathString(legend, "legend/font-size", null);
         String lthre = XMLUtils.xpathString(legend, "legend/aggregation-threshold", null);
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Found legend visibility: '" + vis + "'");
-            logger.debug("Found legend font size : '" + fSize + "'");
-            logger.debug("Found legend aggregation threshold : '" + lthre + "'");
+        if (log.isDebugEnabled()) {
+            log.debug("Found legend visibility: '" + vis + "'");
+            log.debug("Found legend font size : '" + fSize + "'");
+            log.debug("Found legend aggregation threshold : '" + lthre + "'");
         }
 
         section.setVisibility(Boolean.valueOf(vis));
@@ -296,9 +296,9 @@
         String width  = XMLUtils.xpathString(export, "export/width", null);
         String height = XMLUtils.xpathString(export, "export/height", null);
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Found export width : '" + width + "'");
-            logger.debug("Found export height: '" + height + "'");
+        if (log.isDebugEnabled()) {
+            log.debug("Found export width : '" + width + "'");
+            log.debug("Found export height: '" + height + "'");
         }
 
         section.setWidth(Integer.valueOf(width.length() > 0 ? width : "-1"));
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/ComputedDischargeCurveExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ComputedDischargeCurveExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ComputedDischargeCurveExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -53,8 +53,8 @@
  */
 public class ComputedDischargeCurveExporter extends AbstractExporter {
 
-    /** The logger used in this exporter.*/
-    private static Logger logger =
+    /** The log used in this exporter.*/
+    private static Logger log =
         Logger.getLogger(ComputedDischargeCurveExporter.class);
 
     public static final String CSV_W_HEADER =
@@ -99,7 +99,7 @@
             data.add((WQKms)d);
             referenceWQ = (WQKms)d;
         } else {
-            logger.warn("Can't add data for export. Unkown data type " +
+            log.warn("Can't add data for export. Unkown data type " +
                 d.getClass().getName());
             return;
         }
@@ -113,7 +113,7 @@
             double[] kms = rangeAccess.getKmRange();
 
             Gauge gauge = river.determineGaugeByPosition(kms[0]);
-            logger.debug("Kms 0: " + kms[0]);
+            log.debug("Kms 0: " + kms[0]);
             if (Math.abs(kms[0] - gauge.getStation().doubleValue()) < 1e-4) {
                 gaugeName = gauge.getName();
                 gaugeDatum = gauge.getDatum().doubleValue();
@@ -141,7 +141,7 @@
     }
 
     protected void writeCSVData(CSVWriter writer) {
-        logger.info("ComputedDischargeCurveExporter.writeData");
+        log.info("ComputedDischargeCurveExporter.writeData");
 
         writeCSVHeader(writer);
 
@@ -166,7 +166,7 @@
 
 
     protected void writeCSVHeader(CSVWriter writer) {
-        logger.debug("ComputedDischargeCurveExporter.writeCSVHeader");
+        log.debug("ComputedDischargeCurveExporter.writeCSVHeader");
 
         RangeAccess access = new RangeAccess((D4EArtifact)master);
         double[] km = access.getLocations();
@@ -225,7 +225,7 @@
             JasperExportManager.exportReportToPdfStream(print, out);
         }
         catch(JRException je) {
-            logger.warn("Error generating PDF Report!");
+            log.warn("Error generating PDF Report!");
             je.printStackTrace();
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/ComputedDischargeCurveGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ComputedDischargeCurveGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ComputedDischargeCurveGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -42,8 +42,8 @@
 extends      DischargeCurveGenerator
 implements   FacetTypes
 {
-    /** The logger used in this generator. */
-    private static Logger logger =
+    /** The log used in this generator. */
+    private static Logger log =
         Logger.getLogger(ComputedDischargeCurveGenerator.class);
 
     public static final String I18N_CHART_TITLE =
@@ -106,10 +106,10 @@
     ) {
         String name = artifactFacet.getFacetName();
 
-        logger.debug("ComputedDischargeCurveGenerator.doOut: " + name);
+        log.debug("ComputedDischargeCurveGenerator.doOut: " + name);
 
         if (name == null) {
-            logger.warn("Broken facet in computed discharge out generation.");
+            log.warn("Broken facet in computed discharge out generation.");
             return;
         }
 
@@ -160,7 +160,7 @@
                 visible);
         }
         else {
-            logger.warn("Unknown facet type for computed discharge: " + name);
+            log.warn("Unknown facet type for computed discharge: " + name);
             return;
         }
     }
@@ -176,7 +176,7 @@
         ThemeDocument    theme,
         boolean          visible
     ) {
-        logger.debug("ComputedDischargeCurveGenerator: doWQOut");
+        log.debug("ComputedDischargeCurveGenerator: doWQOut");
         XYSeries series = new StyledXYSeries(aaf.getFacetDescription(), theme);
         if (wq instanceof double[][]) {
             double [][] data = (double [][]) wq;
@@ -201,7 +201,7 @@
         ThemeDocument    theme,
         boolean          visible
     ) {
-        logger.debug("ComputedDischargeCurveGenerator: doDischargeQOut");
+        log.debug("ComputedDischargeCurveGenerator: doDischargeQOut");
         XYSeries series = new StyledXYSeries(aaf.getFacetDescription(), theme);
 
         double subtractPNP = getCurrentGaugeDatum();
@@ -233,7 +233,7 @@
         ThemeDocument    theme,
         boolean          visible
     ) {
-        logger.debug("ComputedDischargeCurveGenerator: doQOut (add W/Q data).");
+        log.debug("ComputedDischargeCurveGenerator: doQOut (add W/Q data).");
         XYSeries series = new StyledXYSeries(aaf.getFacetDescription(), theme);
         StyledSeriesBuilder.addPointsQW(series, wqkms);
 
@@ -283,7 +283,7 @@
         List<StickyAxisAnnotation> xy = new ArrayList<StickyAxisAnnotation>();
         // Try to find them as WKms as well...
         if (wqkms instanceof double[][]) {
-            logger.debug("its double[][] time, baby");
+            log.debug("its double[][] time, baby");
             double [][] data = (double [][]) wqkms;
             // TODO Do we need interpolation?
             for (int i = 0; i< data[0].length; i++) {
@@ -295,7 +295,7 @@
                 aandf, theme, visible);
         }
         else {
-            logger.debug("its wkms time, baby");
+            log.debug("its wkms time, baby");
             WKms data = (WKms) wqkms;
             // Assume its WKms.
             // XXX DEAD CODE // double location = getRange()[0];
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/CrossSectionGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/CrossSectionGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/CrossSectionGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -47,8 +47,8 @@
 extends      LongitudinalSectionGenerator
 implements   FacetTypes
 {
-    /** The logger that is used in this generator. */
-    private static Logger logger =
+    /** The log that is used in this generator. */
+    private static Logger log =
             Logger.getLogger(CrossSectionGenerator.class);
 
     public static final String I18N_CHART_TITLE =
@@ -132,7 +132,7 @@
                 km
         };
 
-        logger.debug("Locale: " + Resources.getLocale(context.getMeta()));
+        log.debug("Locale: " + Resources.getLocale(context.getMeta()));
 
         return msg(I18N_CHART_SUBTITLE, "", args);
     }
@@ -158,7 +158,7 @@
         }
         else {
             // Default.
-            logger.debug("Unknown zone type found.");
+            log.debug("Unknown zone type found.");
             return new Color(255, 0, 0);
         }
     }
@@ -259,10 +259,10 @@
             ) {
         String name = artifactFacet.getFacetName();
 
-        logger.debug("CrossSectionGenerator.doOut: " + name);
+        log.debug("CrossSectionGenerator.doOut: " + name);
 
         if (name == null) {
-            logger.error("No facet name for doOut(). No output generated!");
+            log.error("No facet name for doOut(). No output generated!");
             return;
         }
 
@@ -305,7 +305,7 @@
                     attr, visible, YAXIS.W.idx);
         }
         else {
-            logger.warn("CrossSection.doOut: Unknown facet name: " + name);
+            log.warn("CrossSection.doOut: Unknown facet name: " + name);
             return;
         }
     }
@@ -331,7 +331,7 @@
             ThemeDocument theme,
             boolean  visible
             ) {
-        logger.debug("CrossSectionGenerator.doCrossSectionWaterLineOut");
+        log.debug("CrossSectionGenerator.doCrossSectionWaterLineOut");
 
         Lines.LineData lines = (Lines.LineData) o;
         // DO NOT SORT DATA! This destroys the gaps indicated by NaNs.
@@ -390,12 +390,12 @@
             ThemeDocument theme,
             boolean  visible
             ) {
-        logger.debug("CrossSectionGenerator.doHyk");
+        log.debug("CrossSectionGenerator.doHyk");
 
         List<HYKFactory.Zone> zones = (List<HYKFactory.Zone>) o;
 
         if (zones == null || zones.isEmpty()) {
-            logger.warn("CrossSectionGenerator.doHYK: empty zone list received.");
+            log.warn("CrossSectionGenerator.doHYK: empty zone list received.");
             return;
         }
 
@@ -418,7 +418,7 @@
             ThemeDocument theme,
             boolean  visible
             ) {
-        logger.debug("CrossSectionGenerator.doCrossSectionOut");
+        log.debug("CrossSectionGenerator.doCrossSectionOut");
 
         XYSeries series = new StyledXYSeries(seriesName, theme);
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/DiagramGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/DiagramGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/DiagramGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -98,8 +98,8 @@
 
     public static final int AXIS_SPACE = 5;
 
-    /** The logger that is used in this generator. */
-    private static Logger logger = Logger.getLogger(DiagramGenerator.class);
+    /** The log that is used in this generator. */
+    private static Logger log = Logger.getLogger(DiagramGenerator.class);
 
     protected List<Marker> domainMarkers = new ArrayList<Marker>();
 
@@ -136,7 +136,7 @@
     public void setup(Object config) {
 
         if (!(config instanceof DiagramAttributes)) {
-            logger.error("invalid config type");
+            log.error("invalid config type");
             return;
         }
         DiagramAttributes da = (DiagramAttributes)config;
@@ -162,9 +162,9 @@
         if (dx != null) {
             inverted = (Boolean)dx.isInverted()
                 .evaluate((D4EArtifact)getMaster(), context);
-            logger.debug("setInvertedFromConfig: " + inverted);
+            log.debug("setInvertedFromConfig: " + inverted);
         } else {
-            logger.debug("setInvertedFromConfig no domain axis found?");
+            log.debug("setInvertedFromConfig no domain axis found?");
         }
     }
 
@@ -173,7 +173,7 @@
      */
     @Override
     public JFreeChart generateChart() {
-        logger.debug("DiagramGenerator.generateChart");
+        log.debug("DiagramGenerator.generateChart");
 
         JFreeChart chart = ChartFactory.createXYLineChart(
             getChartTitle(),
@@ -265,7 +265,7 @@
     protected void addLogo(XYPlot plot) {
         String logo = showLogo();
         if (logo  == null) {
-            logger.debug("No logo to show chosen");
+            log.debug("No logo to show chosen");
             return;
         }
 
@@ -311,7 +311,7 @@
             yPos = ((Double)getYBounds(0).getUpper() + (Double)getYBounds(0).getLower())/2d;
         }
         else {
-            logger.debug("Unknown place-v value: " + placev);
+            log.debug("Unknown place-v value: " + placev);
         }
 
         if (placeh == null || placeh.equals("none")) {
@@ -327,10 +327,10 @@
             xPos = ((Double)getXBounds(0).getUpper() + (Double)getXBounds(0).getLower())/2d;
         }
         else {
-            logger.debug("Unknown place-h value: " + placeh);
+            log.debug("Unknown place-h value: " + placeh);
         }
 
-        logger.debug("logo position: " + xPos + "/" + yPos);
+        log.debug("logo position: " + xPos + "/" + yPos);
 
         org.jfree.ui.RectangleAnchor anchor
             = org.jfree.ui.RectangleAnchor.TOP;
@@ -396,7 +396,7 @@
 
     @Override
     protected AxisDataset createAxisDataset(int idx) {
-        logger.debug("Create new AxisDataset for index: " + idx);
+        log.debug("Create new AxisDataset for index: " + idx);
         return new AxisDataset(idx);
     }
 
@@ -405,17 +405,17 @@
      * Put debug output about datasets.
      */
     public void debugDatasets(XYPlot plot) {
-        logger.debug("Number of datasets: " + plot.getDatasetCount());
+        log.debug("Number of datasets: " + plot.getDatasetCount());
         for (int i = 0, P = plot.getDatasetCount(); i < P; i++) {
             if (plot.getDataset(i) == null) {
-                logger.debug("Dataset #" + i + " is null");
+                log.debug("Dataset #" + i + " is null");
                 continue;
             }
-            logger.debug("Dataset #" + i + ":" + plot.getDataset(i));
+            log.debug("Dataset #" + i + ":" + plot.getDataset(i));
             XYSeriesCollection series = (XYSeriesCollection) plot.getDataset(i);
-            logger.debug("X-Extend of Dataset: " + series.getSeries(0).getMinX()
+            log.debug("X-Extend of Dataset: " + series.getSeries(0).getMinX()
                     + " " + series.getSeries(0).getMaxX());
-            logger.debug("Y-Extend of Dataset: " + series.getSeries(0).getMinY()
+            log.debug("Y-Extend of Dataset: " + series.getSeries(0).getMinY()
                     + " " + series.getSeries(0).getMaxY());
         }
     }
@@ -425,12 +425,12 @@
      * Put debug output about axes.
      */
     public void debugAxis(XYPlot plot) {
-        logger.debug("...............");
+        log.debug("...............");
         for (int i = 0, P =  plot.getRangeAxisCount(); i < P; i++) {
             if (plot.getRangeAxis(i) == null)
-                logger.debug("Range-Axis #" + i + " == null");
+                log.debug("Range-Axis #" + i + " == null");
             else {
-                logger.debug("Range-Axis " + i + " != null [" +
+                log.debug("Range-Axis " + i + " != null [" +
                     plot.getRangeAxis(i).getRange().getLowerBound() +
                     "  " + plot.getRangeAxis(i).getRange().getUpperBound() +
                     "]");
@@ -438,15 +438,15 @@
         }
         for (int i = 0, P =  plot.getDomainAxisCount(); i < P; i++) {
             if (plot.getDomainAxis(i) == null)
-                logger.debug("Domain-Axis #" + i + " == null");
+                log.debug("Domain-Axis #" + i + " == null");
             else {
-                logger.debug("Domain-Axis " + i + " != null [" +
+                log.debug("Domain-Axis " + i + " != null [" +
                     plot.getDomainAxis(i).getRange().getLowerBound() +
                     "  " + plot.getDomainAxis(i).getRange().getUpperBound() +
                     "]");
             }
         }
-        logger.debug("...............");
+        log.debug("...............");
     }
 
     /**
@@ -467,7 +467,7 @@
      */
     public void addAreaSeries(StyledAreaSeriesCollection area, int index, boolean visible) {
         if (area == null) {
-            logger.warn("Cannot yet render above/under curve.");
+            log.warn("Cannot yet render above/under curve.");
             return;
         }
 
@@ -494,7 +494,7 @@
             return;
         }
 
-        logger.debug("Y Range of XYSeries: " +
+        log.debug("Y Range of XYSeries: " +
             series.getMinY() + " | " + series.getMaxY());
 
         addAxisDataset(new XYMetaSeriesCollection(series), index, visible);
@@ -576,7 +576,7 @@
     @Override
     protected void combineXBounds(Bounds bounds, int index) {
         if (!(bounds instanceof DoubleBounds)) {
-            logger.warn("Unsupported Bounds type: " + bounds.getClass());
+            log.warn("Unsupported Bounds type: " + bounds.getClass());
             return;
         }
 
@@ -601,7 +601,7 @@
     @Override
     protected void combineYBounds(Bounds bounds, int index) {
         if (!(bounds instanceof DoubleBounds)) {
-            logger.warn("Unsupported Bounds type: " + bounds.getClass());
+            log.warn("Unsupported Bounds type: " + bounds.getClass());
             return;
         }
 
@@ -628,7 +628,7 @@
      */
     private void recoverEmptyPlot(XYPlot plot) {
         if (plot.getRangeAxis() == null) {
-            logger.debug("debug: No range axis");
+            log.debug("debug: No range axis");
             plot.setRangeAxis(createYAxis(0));
         }
     }
@@ -645,7 +645,7 @@
 
 
             if (b != null && b.getLower().equals(b.getUpper())) {
-                logger.debug("Check whether to expand a x axis.i ("+b.getLower() + "-" + b.getUpper()+")");
+                log.debug("Check whether to expand a x axis.i ("+b.getLower() + "-" + b.getUpper()+")");
                 setXBounds(key, ChartHelper.expandBounds(b, 5));
             }
         }
@@ -662,7 +662,7 @@
      * @param plot The XYPlot.
      */
     protected void autoZoom(XYPlot plot) {
-        logger.debug("Zoom to specified ranges.");
+        log.debug("Zoom to specified ranges.");
 
         Range xrange = getDomainAxisRange();
         Range yrange = getValueAxisRange();
@@ -691,11 +691,11 @@
             }
 
             if (yaxis == null) {
-                logger.debug("Zoom problem: no Y Axis for index: " + i);
+                log.debug("Zoom problem: no Y Axis for index: " + i);
                 continue;
             }
 
-            logger.debug("Prepare zoom settings for y axis at index: " + i);
+            log.debug("Prepare zoom settings for y axis at index: " + i);
             zoomY(plot, yaxis, getYBounds(Integer.valueOf(i)), yrange);
         }
     }
@@ -705,7 +705,7 @@
         String[] ranges = getDomainAxisRangeFromRequest();
 
         if (ranges == null || ranges.length < 2) {
-            logger.debug("No zoom range for domain axis specified.");
+            log.debug("No zoom range for domain axis specified.");
             return null;
         }
 
@@ -715,7 +715,7 @@
                 double to   = Double.parseDouble(ranges[1]);
 
                 if (from == 0 && to == 0) {
-                    logger.debug("No range specified. Lower and upper X == 0");
+                    log.debug("No range specified. Lower and upper X == 0");
                     return null;
                 }
 
@@ -728,7 +728,7 @@
                 return new Range(from, to);
             }
             catch (NumberFormatException nfe) {
-                logger.warn("Wrong values for domain axis range.");
+                log.warn("Wrong values for domain axis range.");
             }
         }
 
@@ -740,7 +740,7 @@
         String[] ranges = getValueAxisRangeFromRequest();
 
         if (ranges == null || ranges.length < 2) {
-            logger.debug("No range specified. Lower and upper Y == 0");
+            log.debug("No range specified. Lower and upper Y == 0");
             return null;
         }
 
@@ -750,7 +750,7 @@
                 double to   = Double.parseDouble(ranges[1]);
 
                 if (from == 0 && to == 0) {
-                    logger.debug("No range specified. Lower and upper Y == 0");
+                    log.debug("No range specified. Lower and upper Y == 0");
                     return null;
                 }
 
@@ -759,7 +759,7 @@
                        : new Range(from, to);
             }
             catch (NumberFormatException nfe) {
-                logger.warn("Wrong values for value axis range.");
+                log.warn("Wrong values for value axis range.");
             }
         }
 
@@ -797,7 +797,7 @@
             Bounds computed = calculateZoom(bounds, x);
             computed.applyBounds(axis, AXIS_SPACE);
 
-            logger.debug("Zoom axis to: " + computed);
+            log.debug("Zoom axis to: " + computed);
 
             return true;
         }
@@ -817,11 +817,11 @@
         double min  = bounds.getLower().doubleValue();
         double max  = bounds.getUpper().doubleValue();
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Minimum is: " + min);
-            logger.debug("Maximum is: " + max);
-            logger.debug("Lower zoom is: " + range.getLowerBound());
-            logger.debug("Upper zoom is: " + range.getUpperBound());
+        if (log.isDebugEnabled()) {
+            log.debug("Minimum is: " + min);
+            log.debug("Maximum is: " + max);
+            log.debug("Lower zoom is: " + range.getLowerBound());
+            log.debug("Upper zoom is: " + range.getUpperBound());
         }
 
         double diff = max > min ? max - min : min - max;
@@ -842,18 +842,18 @@
      */
     @Override
     public Range[] getRangesForAxis(int index) {
-        logger.debug("getRangesForAxis " + index);
+        log.debug("getRangesForAxis " + index);
 
         Bounds rx = getXBounds(Integer.valueOf(0));
         Bounds ry = getYBounds(Integer.valueOf(index));
 
         if (rx == null) {
-            logger.warn("Range for x axis not set." +
+            log.warn("Range for x axis not set." +
                         " Using default values: 0 - 1.");
             rx = new DoubleBounds(0, 1);
         }
         if (ry == null) {
-            logger.warn("Range for y" + index +
+            log.warn("Range for y" + index +
                         " axis not set. Using default values: 0 - 1.");
             ry = new DoubleBounds(0, 1);
         }
@@ -922,7 +922,7 @@
         xaxis.setLabelFont(labelFont);
         xaxis.setTickLabelFont(labelFont);
 
-        logger.debug("Adjusting xAxis. Inverted?: " + inverted);
+        log.debug("Adjusting xAxis. Inverted?: " + inverted);
         if (inverted) {
             xaxis.setInverted(true);
         }
@@ -944,7 +944,7 @@
                 localizeDomainAxis(axis);
             }
             else {
-                logger.warn("Domain axis at " + i + " is null.");
+                log.warn("Domain axis at " + i + " is null.");
             }
         }
 
@@ -955,7 +955,7 @@
                 localizeRangeAxis(axis);
             }
             else {
-                logger.warn("Range axis at " + i + " is null.");
+                log.warn("Range axis at " + i + " is null.");
             }
         }
     }
@@ -1094,7 +1094,7 @@
     @Override
     protected String getDefaultYAxisLabel(String axisName) {
         Set labelSet = axesLabels.get(diagramAttributes.getAxisIndex(axisName));
-        logger.debug("Labels for axis: " + labelSet);
+        log.debug("Labels for axis: " + labelSet);
         if (labelSet != null && !labelSet.isEmpty()) {
             String label = StringUtils.join(labelSet, ", ");
             Matcher units = UNIT_PATTERN.matcher(label);
@@ -1194,11 +1194,11 @@
         /* A conservative security check */
         if (facetName == null || facet == null) {
             /* Can't happen,.. */
-            logger.error("doOut called with null facet.");
+            log.error("doOut called with null facet.");
             return;
         }
 
-        logger.debug("DoOut for facet: " + facetName);
+        log.debug("DoOut for facet: " + facetName);
 
         boolean found = false;
         List<Processor> prL = diagramAttributes.getProcessors();
@@ -1220,11 +1220,11 @@
             }
         }
         if (!found) {
-            logger.warn("No processor found for: " + facetName);
-            if (logger.isDebugEnabled()) {
-                logger.debug("Configured processors for this diagram are:");
+            log.warn("No processor found for: " + facetName);
+            if (log.isDebugEnabled()) {
+                log.debug("Configured processors for this diagram are:");
                 for (Processor pr: prL) {
-                    logger.debug(pr.getClass().getName());
+                    log.debug(pr.getClass().getName());
                 }
             }
         }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/DischargeCurveGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/DischargeCurveGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/DischargeCurveGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -57,8 +57,8 @@
         }
     }
 
-    /** The logger used in this generator. */
-    private static Logger logger =
+    /** The log used in this generator. */
+    private static Logger log =
         Logger.getLogger(DischargeCurveGenerator.class);
 
     public static final String I18N_CHART_TITLE =
@@ -87,7 +87,7 @@
         Gauge gauge =
             RiverUtils.getRiver(artifact).determineGauge(km-0.1d, km+0.1d);
         if (gauge == null) {
-            logger.error("No Gauge could be found at station " + km + "!");
+            log.error("No Gauge could be found at station " + km + "!");
             return 0d;
         }
         double subtractPNP = 0d;
@@ -154,7 +154,7 @@
                     fixedWinMRange.getUpperBound());
         }
 
-        logger.debug("Syncing Axis Bounds. Bounds W: " + boundsInMGauge.toString() +
+        log.debug("Syncing Axis Bounds. Bounds W: " + boundsInMGauge.toString() +
                 " Bounds Wcm: " + boundsInCM.toString());
 
         double datum = getCurrentGaugeDatum();
@@ -174,7 +174,7 @@
         // Set the new combined bounds
         setYBounds(YAXIS.W.idx, boundsInMGauge);
         setYBounds(YAXIS.WCm.idx, boundsInCM);
-        logger.debug("Synced Bounds W: " + boundsInMGauge.toString() +
+        log.debug("Synced Bounds W: " + boundsInMGauge.toString() +
                 " Bounds Wcm: " + boundsInCM.toString());
     }
 
@@ -237,7 +237,7 @@
         if (getCurrentGaugeDatum() == 0d) {
             return;
         }
-        logger.debug("Translate some river annotation.");
+        log.debug("Translate some river annotation.");
         double translate = getCurrentGaugeDatum();
         double factor    = 100d;
         for (StickyAxisAnnotation annotation: riverAnnotation.getAxisTextAnnotations()){
@@ -258,7 +258,7 @@
         boolean          visible
     ) {
         String name = artifactFacet.getFacetName();
-        logger.debug("DischargeCurveGenerator.doOut: " + name);
+        log.debug("DischargeCurveGenerator.doOut: " + name);
 
         MiscDischargeProcessor dProcessor = new MiscDischargeProcessor(getRange()[0]);
         if (dProcessor.canHandle(name)) {
@@ -286,7 +286,7 @@
                 visible);
         }
         else {
-           logger.warn("DischargeCurveGenerator.doOut: Unknown facet name: " + name);
+           log.warn("DischargeCurveGenerator.doOut: Unknown facet name: " + name);
            return;
         }
     }
@@ -302,7 +302,7 @@
         ThemeDocument theme,
         boolean       visible)
     {
-        logger.debug("DischargeCurveGenerator.doDischargeOut");
+        log.debug("DischargeCurveGenerator.doDischargeOut");
         WQKms wqkms = (WQKms) o;
 
         String gaugeName = wqkms.getName();
@@ -310,14 +310,14 @@
         River river = RiverUtils.getRiver(artifact);
 
         if (river == null) {
-            logger.debug("no river found");
+            log.debug("no river found");
             return;
         }
 
         Gauge gauge = river.determineGaugeByName(gaugeName);
 
         if (gauge == null) {
-            logger.debug("no gauge found");
+            log.debug("no gauge found");
             return;
         }
 
@@ -339,7 +339,7 @@
         ThemeDocument    theme,
         boolean          visible
     ) {
-        logger.debug("DischargeCurveGenerator: doQOut (add W/Q data).");
+        log.debug("DischargeCurveGenerator: doQOut (add W/Q data).");
         XYSeries series = new StyledXYSeries(aaf.getFacetDescription(), theme);
 
         StyledSeriesBuilder.addPointsQW(series, (WQKms) wqkms);
@@ -400,7 +400,7 @@
         ThemeDocument    theme,
         boolean          visible
     ) {
-        logger.debug("DischargeCurveGenerator: doWQOut");
+        log.debug("DischargeCurveGenerator: doWQOut");
         double [][] data = (double [][]) wq;
         String title = aaf.getFacetDescription();
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/DischargeLongitudinalSectionExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/DischargeLongitudinalSectionExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/DischargeLongitudinalSectionExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,8 +23,8 @@
  */
 public class DischargeLongitudinalSectionExporter extends WaterlevelExporter {
 
-    /** The logger used in this exporter.*/
-    private static Logger logger =
+    /** The log used in this exporter.*/
+    private static Logger log =
         Logger.getLogger(DischargeLongitudinalSectionExporter.class);
 
 
@@ -63,7 +63,7 @@
         boolean   atGauge,
         boolean   isQ
     ) {
-        logger.info("WaterlevelExporter.writeCSVHeader");
+        log.info("WaterlevelExporter.writeCSVHeader");
 
         writer.writeNext(new String[] {
             msg(CSV_KM_HEADER, DEFAULT_CSV_KM_HEADER),
@@ -81,7 +81,7 @@
         boolean   atGauge,
         boolean   isQ
     ) {
-        logger.debug("WaterlevelExporter.wQKms2CSV");
+        log.debug("WaterlevelExporter.wQKms2CSV");
 
         int      size   = wqkms.size();
         double[] result = new double[4];
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/DurationCurveExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/DurationCurveExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/DurationCurveExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -47,8 +47,8 @@
  */
 public class DurationCurveExporter extends AbstractExporter {
 
-    /** The logger used in this exporter. */
-    private static Logger logger = Logger.getLogger(DurationCurveExporter.class);
+    /** The log used in this exporter. */
+    private static Logger log = Logger.getLogger(DurationCurveExporter.class);
 
 
     public static final String CSV_DURATION_HEADER =
@@ -86,7 +86,7 @@
 
 
     protected void writeCSVData(CSVWriter writer) {
-        logger.info("DurationCurveExporter.writeData");
+        log.info("DurationCurveExporter.writeData");
 
         writeCSVHeader(writer);
 
@@ -97,7 +97,7 @@
 
 
     protected void writeCSVHeader(CSVWriter writer) {
-        logger.info("DurationCurveExporter.writeCSVHeader");
+        log.info("DurationCurveExporter.writeCSVHeader");
 
         writer.writeNext(new String[] {
             msg(CSV_W_HEADER, DEFAULT_CSV_W_HEADER),
@@ -108,7 +108,7 @@
 
 
     protected void wQDay2CSV(CSVWriter writer, WQDay wqday) {
-        logger.debug("DurationCurveExporter.wQDay2CSV");
+        log.debug("DurationCurveExporter.wQDay2CSV");
 
         int size = wqday.size();
 
@@ -189,7 +189,7 @@
             JasperExportManager.exportReportToPdfStream(print, out);
         }
         catch(JRException je) {
-            logger.warn("Error generating PDF Report!");
+            log.warn("Error generating PDF Report!");
             je.printStackTrace();
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/DurationCurveGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/DurationCurveGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/DurationCurveGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -45,8 +45,8 @@
         }
     }
 
-    /** Local logger. */
-    private static Logger logger =
+    /** Local log. */
+    private static Logger log =
         Logger.getLogger(DurationCurveGenerator.class);
 
     public static final String I18N_CHART_TITLE =
@@ -178,10 +178,10 @@
     ) {
         String name = artifactFacet.getFacetName();
 
-        logger.debug("DurationCurveGenerator.doOut: " + name);
+        log.debug("DurationCurveGenerator.doOut: " + name);
 
         if (name == null || name.length() == 0) {
-            logger.error("No facet given. Cannot create dataset.");
+            log.error("No facet given. Cannot create dataset.");
             return;
         }
 
@@ -223,7 +223,7 @@
                 attr, visible, YAXIS.W.idx);
         }
         else {
-            logger.warn("Unknown facet name: " + name);
+            log.warn("Unknown facet name: " + name);
             return;
         }
     }
@@ -241,7 +241,7 @@
         ThemeDocument    theme,
         boolean          visible
     ) {
-        logger.debug("DurationCurveGenerator.doWOut");
+        log.debug("DurationCurveGenerator.doWOut");
 
         XYSeries series = new StyledXYSeries(aaf.getFacetDescription(), theme);
 
@@ -262,7 +262,7 @@
         ThemeDocument    theme,
         boolean          visible
     ){
-        logger.debug("DurationCurveGenerator.doPointOut");
+        log.debug("DurationCurveGenerator.doPointOut");
 
         XYSeries series = new StyledXYSeries(aandf.getFacetDescription(), theme);
 
@@ -284,7 +284,7 @@
         ThemeDocument    theme,
         boolean          visible
     ) {
-        logger.debug("DurationCurveGenerator.doQOut");
+        log.debug("DurationCurveGenerator.doQOut");
 
         XYSeries series = new StyledXYSeries(aaf.getFacetDescription(), theme);
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/FlowVelocityExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/FlowVelocityExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/FlowVelocityExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -29,7 +29,7 @@
  */
 public class FlowVelocityExporter extends AbstractExporter {
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(FlowVelocityExporter.class);
 
 
@@ -64,7 +64,7 @@
             d = ((CalculationResult) d).getData();
 
             if (d instanceof FlowVelocityData[]) {
-                logger.debug("Add new data of type FlowVelocityData");
+                log.debug("Add new data of type FlowVelocityData");
                 data.add((FlowVelocityData[]) d);
             }
         }
@@ -73,8 +73,8 @@
 
     @Override
     protected void writeCSVData(CSVWriter writer) {
-        logger.info("FlowVelocityExporter.writeCSVData");
-        logger.debug("CSV gets " + data.size() + " FlowVelocityData objects.");
+        log.info("FlowVelocityExporter.writeCSVData");
+        log.debug("CSV gets " + data.size() + " FlowVelocityData objects.");
 
         writeCSVHeader(writer);
 
@@ -97,7 +97,7 @@
 
 
     protected void data2CSV(CSVWriter writer, FlowVelocityData[] fData) {
-        logger.debug("Add next FlowVelocityData to CSV");
+        log.debug("Add next FlowVelocityData to CSV");
 
         D4EArtifact flys = (D4EArtifact) master;
 
@@ -122,7 +122,7 @@
 
     @Override
     protected void writePDF(OutputStream out) {
-        logger.error("TODO: Implement FlowVelocityExporter.writePDF");
+        log.error("TODO: Implement FlowVelocityExporter.writePDF");
     }
 }
 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/HistoricalDischargeCurveExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/HistoricalDischargeCurveExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/HistoricalDischargeCurveExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -48,7 +48,7 @@
  */
 public class HistoricalDischargeCurveExporter extends AbstractExporter {
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(HistoricalDischargeCurveExporter.class);
 
 
@@ -84,18 +84,18 @@
 
     @Override
     protected void addData(Object d) {
-        logger.debug("Add data of class: " + d.getClass());
+        log.debug("Add data of class: " + d.getClass());
 
         if (d instanceof CalculationResult) {
             d = ((CalculationResult) d).getData();
 
-            logger.debug("Internal data of CalculationResult: " + d.getClass());
+            log.debug("Internal data of CalculationResult: " + d.getClass());
 
             if (d instanceof HistoricalDischargeData) {
                 d = (WQTimerange[]) ((HistoricalDischargeData) d).getWQTimeranges();
 
                 if (d instanceof WQTimerange[]) {
-                    logger.debug("Add new data of type WQTimerange");
+                    log.debug("Add new data of type WQTimerange");
                     data.add((WQTimerange[]) d);
                 }
             }
@@ -105,8 +105,8 @@
 
     @Override
     protected void writeCSVData(CSVWriter writer) {
-        logger.info("HistoricalDischargeCurveExporter.writeCSVData");
-        logger.debug("CSV gets " + data.size() + " WQTimerange[] objects.");
+        log.info("HistoricalDischargeCurveExporter.writeCSVData");
+        log.debug("CSV gets " + data.size() + " WQTimerange[] objects.");
 
         writeCSVHeader(writer);
 
@@ -138,7 +138,7 @@
             JasperExportManager.exportReportToPdfStream(print, out);
         }
         catch(JRException je) {
-            logger.warn("Error generating PDF Report!");
+            log.warn("Error generating PDF Report!");
             je.printStackTrace();
         }
     }
@@ -159,7 +159,7 @@
 
 
     protected void wqt2CSV(CSVWriter writer, WQTimerange wqt) {
-        logger.debug("Add next WQTimerange to CSV");
+        log.debug("Add next WQTimerange to CSV");
 
         DateFormat   df = Formatter.getMediumDateFormat(context);
         NumberFormat wf = Formatter.getHistoricalDischargeW(context);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/HistoricalDischargeCurveGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/HistoricalDischargeCurveGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/HistoricalDischargeCurveGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -44,7 +44,7 @@
 public class HistoricalDischargeCurveGenerator extends TimeseriesChartGenerator
     implements FacetTypes {
 
-    private static Logger logger = Logger
+    private static Logger log = Logger
         .getLogger(HistoricalDischargeCurveGenerator.class);
 
     public static final String I18N_CHART_TITLE = "chart.historical.discharge.title";
@@ -129,8 +129,8 @@
     public void doOut(ArtifactAndFacet artifactFacet, ThemeDocument theme,
         boolean visible) {
         String name = artifactFacet.getFacetName();
-        logger.debug("HistoricalDischargeCurveGenerator.doOut: " + name);
-        logger.debug("Theme description is: "
+        log.debug("HistoricalDischargeCurveGenerator.doOut: " + name);
+        log.debug("Theme description is: "
             + artifactFacet.getFacetDescription());
 
         if (name.equals(HISTORICAL_DISCHARGE_Q)) {
@@ -168,14 +168,14 @@
                 visible, axis);
         }
         else {
-            logger.warn("doOut(): unknown facet name: " + name);
+            log.warn("doOut(): unknown facet name: " + name);
             return;
         }
     }
 
     protected void doHistoricalDischargeOutQ(D4EArtifact artifact,
         Object data, String desc, ThemeDocument theme, boolean visible) {
-        logger.debug("doHistoricalDischargeOut(): description = " + desc);
+        log.debug("doHistoricalDischargeOut(): description = " + desc);
 
         WQTimerange wqt = (WQTimerange) data;
 
@@ -187,7 +187,7 @@
 
     protected void doHistoricalDischargeOutW(D4EArtifact artifact,
         Object data, String desc, ThemeDocument theme, boolean visible) {
-        logger.debug("doHistoricalDischargeOut(): description = " + desc);
+        log.debug("doHistoricalDischargeOut(): description = " + desc);
 
         WQTimerange wqt = (WQTimerange) data;
 
@@ -199,7 +199,7 @@
 
     protected void doHistoricalDischargeDifferenceOutQ(D4EArtifact artifact,
         Object data, String desc, ThemeDocument theme, boolean visible) {
-        logger.debug("doHistoricalDischargeDifferenceOut: desc = " + desc);
+        log.debug("doHistoricalDischargeDifferenceOut: desc = " + desc);
 
         HistoricalWQTimerange wqt = (HistoricalWQTimerange) data;
 
@@ -211,7 +211,7 @@
 
     protected void doHistoricalDischargeDifferenceOutW(D4EArtifact artifact,
         Object data, String desc, ThemeDocument theme, boolean visible) {
-        logger.debug("doHistoricalDischargeDifferenceOut: desc = " + desc);
+        log.debug("doHistoricalDischargeDifferenceOut: desc = " + desc);
 
         HistoricalWQTimerange wqt = (HistoricalWQTimerange) data;
 
@@ -229,7 +229,7 @@
      */
     protected TimeSeriesCollection newTimeSeriesCollection(
         Timerange[] timeranges, double[] values, ThemeDocument theme, String desc) {
-        logger.debug("Create new TimeSeriesCollection for: " + desc);
+        log.debug("Create new TimeSeriesCollection for: " + desc);
 
         TimeSeriesCollection tsc = new TimeSeriesCollection();
         TimeSeries series = new StyledTimeSeries(desc, theme);
@@ -239,21 +239,21 @@
 
             try {
                 if (Double.isNaN(values[i])) {
-                    logger.warn("Skip TimePeriod because value is NaN.");
+                    log.warn("Skip TimePeriod because value is NaN.");
                     continue;
                 }
 
                 series.add(rtp[0], values[i]);
                 series.add(rtp[1], values[i]);
 
-                if (logger.isDebugEnabled()) {
-                    logger.debug("added Item to TimeSeries:");
-                    logger.debug("   TimePeriod: " + rtp[0] + " - " + rtp[1]);
-                    logger.debug("   Value:      " + values[i]);
+                if (log.isDebugEnabled()) {
+                    log.debug("added Item to TimeSeries:");
+                    log.debug("   TimePeriod: " + rtp[0] + " - " + rtp[1]);
+                    log.debug("   Value:      " + values[i]);
                 }
             }
             catch (SeriesException se) {
-                logger.warn("Error while adding TimePeriod: " + se);
+                log.warn("Error while adding TimePeriod: " + se);
             }
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/HistoricalDischargeWQCurveGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/HistoricalDischargeWQCurveGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/HistoricalDischargeWQCurveGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,8 +32,8 @@
 extends      XYChartGenerator
 implements   FacetTypes {
 
-    /** Private logger. */
-    private static Logger logger = Logger
+    /** Private log. */
+    private static Logger log = Logger
         .getLogger(HistoricalDischargeWQCurveGenerator.class);
 
     public static final String I18N_CHART_TITLE = "chart.historical.discharge.wq.title";
@@ -108,8 +108,8 @@
     public void doOut(ArtifactAndFacet artifactFacet, ThemeDocument theme,
         boolean visible) {
         String name = artifactFacet.getFacetName();
-        logger.debug("HistoricalDischargeWQCurveGenerator.doOut: " + name);
-        logger.debug("Theme description is: "
+        log.debug("HistoricalDischargeWQCurveGenerator.doOut: " + name);
+        log.debug("Theme description is: "
             + artifactFacet.getFacetDescription());
 
         if (name.equals(HISTORICAL_DISCHARGE_WQ_Q)) {
@@ -144,7 +144,7 @@
                 artifactFacet.getData(context), artifactFacet, theme, visible);
         }
         else {
-            logger.warn("doOut(): unknown facet name: " + name);
+            log.warn("doOut(): unknown facet name: " + name);
             return;
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/InfoGeneratorHelper.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/InfoGeneratorHelper.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/InfoGeneratorHelper.java	Fri Sep 05 12:58:17 2014 +0200
@@ -43,7 +43,7 @@
 public class InfoGeneratorHelper {
 
     /** Private logging instance. */
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(InfoGeneratorHelper.class);
 
     protected ChartGenerator generator;
@@ -64,7 +64,7 @@
         JFreeChart         chart,
         ChartRenderingInfo info)
     {
-        logger.debug("InfoGeneratorHelper.createInfoDocument");
+        log.debug("InfoGeneratorHelper.createInfoDocument");
 
         Document doc = XMLUtils.newDocument();
 
@@ -97,7 +97,7 @@
         ElementCreator     cr,
         JFreeChart         chart)
     {
-        logger.debug("InfoGeneratorHelper.createRangeElements");
+        log.debug("InfoGeneratorHelper.createRangeElements");
 
         Element axes = cr.create("axes");
 
@@ -120,7 +120,7 @@
             XYDataset data = plot.getDataset(i);
 
             if (axis == null || data == null) {
-                logger.warn("Axis or dataset is empty at pos: " + i);
+                log.warn("Axis or dataset is empty at pos: " + i);
                 continue;
             }
 
@@ -151,8 +151,8 @@
         String         type,
         int            pos)
     {
-        logger.debug("createAxisElement " + pos);
-        logger.debug("Axis is from type: " + axis.getClass());
+        log.debug("createAxisElement " + pos);
+        log.debug("Axis is from type: " + axis.getClass());
 
         Element e = cr.create(type);
         cr.addAttr(e, "pos",  String.valueOf(pos), true);
@@ -246,7 +246,7 @@
         JFreeChart         chart,
         ChartRenderingInfo info)
     {
-        logger.debug("InfoGeneratorHelper.createTransformationElements");
+        log.debug("InfoGeneratorHelper.createTransformationElements");
 
         Element tf = cr.create("transformation-matrix");
 
@@ -256,7 +256,7 @@
         ValueAxis xAxis = plot.getDomainAxis();
 
         if (xAxis == null) {
-            logger.error("There is no x axis in the chart!");
+            log.error("There is no x axis in the chart!");
             return null;
         }
 
@@ -264,7 +264,7 @@
             ValueAxis yAxis = plot.getRangeAxis(i);
 
             if (yAxis == null) {
-                logger.warn("No y axis at pos " + i + " existing.");
+                log.warn("No y axis at pos " + i + " existing.");
                 continue;
             }
 
@@ -340,7 +340,7 @@
         ValueAxis   xAxis,
         ValueAxis   yAxis)
     {
-        logger.debug("InfoGeneratorHelper.createTransformationMatrix");
+        log.debug("InfoGeneratorHelper.createTransformationMatrix");
 
         double offsetX = dataArea.getX();
         double width   = dataArea.getWidth();
@@ -356,7 +356,7 @@
         double upperY  = yRange.getUpperBound();
 
         if (xAxis.isInverted()) {
-            logger.info("X-Axis is inverted!");
+            log.info("X-Axis is inverted!");
 
             double tmp = upperX;
             upperX = lowerX;
@@ -388,7 +388,7 @@
         }
         catch (NoninvertibleTransformException e) {
             // do nothing
-            logger.warn("Matrix is not invertible.");
+            log.warn("Matrix is not invertible.");
         }
 
         return new double[] { 1d, 1d, 0d, 0d };
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/InfoGeneratorHelper2.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/InfoGeneratorHelper2.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/InfoGeneratorHelper2.java	Fri Sep 05 12:58:17 2014 +0200
@@ -41,7 +41,7 @@
 public class InfoGeneratorHelper2 {
 
     /** Private logging instance. */
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(InfoGeneratorHelper2.class);
 
     protected ChartGenerator2 generator;
@@ -62,7 +62,7 @@
         JFreeChart         chart,
         ChartRenderingInfo info)
     {
-        logger.debug("InfoGeneratorHelper.createInfoDocument");
+        log.debug("InfoGeneratorHelper.createInfoDocument");
 
         Document doc = XMLUtils.newDocument();
 
@@ -95,7 +95,7 @@
         ElementCreator     cr,
         JFreeChart         chart)
     {
-        logger.debug("InfoGeneratorHelper.createRangeElements");
+        log.debug("InfoGeneratorHelper.createRangeElements");
 
         Element axes = cr.create("axes");
 
@@ -118,7 +118,7 @@
             XYDataset data = plot.getDataset(i);
 
             if (axis == null || data == null) {
-                logger.warn("Axis or dataset is empty at pos: " + i);
+                log.warn("Axis or dataset is empty at pos: " + i);
                 continue;
             }
 
@@ -149,8 +149,8 @@
         String         type,
         int            pos)
     {
-        logger.debug("createAxisElement " + pos);
-        logger.debug("Axis is from type: " + axis.getClass());
+        log.debug("createAxisElement " + pos);
+        log.debug("Axis is from type: " + axis.getClass());
 
         Element e = cr.create(type);
         cr.addAttr(e, "pos",  String.valueOf(pos), true);
@@ -244,7 +244,7 @@
         JFreeChart         chart,
         ChartRenderingInfo info)
     {
-        logger.debug("InfoGeneratorHelper.createTransformationElements");
+        log.debug("InfoGeneratorHelper.createTransformationElements");
 
         Element tf = cr.create("transformation-matrix");
 
@@ -254,7 +254,7 @@
         ValueAxis xAxis = plot.getDomainAxis();
 
         if (xAxis == null) {
-            logger.error("There is no x axis in the chart!");
+            log.error("There is no x axis in the chart!");
             return null;
         }
 
@@ -262,7 +262,7 @@
             ValueAxis yAxis = plot.getRangeAxis(i);
 
             if (yAxis == null) {
-                logger.warn("No y axis at pos " + i + " existing.");
+                log.warn("No y axis at pos " + i + " existing.");
                 continue;
             }
 
@@ -338,7 +338,7 @@
         ValueAxis   xAxis,
         ValueAxis   yAxis)
     {
-        logger.debug("InfoGeneratorHelper.createTransformationMatrix");
+        log.debug("InfoGeneratorHelper.createTransformationMatrix");
 
         double offsetX = dataArea.getX();
         double width   = dataArea.getWidth();
@@ -354,7 +354,7 @@
         double upperY  = yRange.getUpperBound();
 
         if (xAxis.isInverted()) {
-            logger.info("X-Axis is inverted!");
+            log.info("X-Axis is inverted!");
 
             double tmp = upperX;
             upperX = lowerX;
@@ -386,7 +386,7 @@
         }
         catch (NoninvertibleTransformException e) {
             // do nothing
-            logger.warn("Matrix is not invertible.");
+            log.warn("Matrix is not invertible.");
         }
 
         return new double[] { 1d, 1d, 0d, 0d };
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/LongitudinalSectionGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/LongitudinalSectionGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/LongitudinalSectionGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -54,8 +54,8 @@
         }
     }
 
-    /** The logger that is used in this generator. */
-    private static Logger logger =
+    /** The log that is used in this generator. */
+    private static Logger log =
         Logger.getLogger(LongitudinalSectionGenerator.class);
 
     /** Key to look up internationalized String for annotations label. */
@@ -306,7 +306,7 @@
      */
     protected void invertXAxis(ValueAxis xaxis) {
         if (isInverted()) {
-            logger.debug("X-Axis.setInverted(true)");
+            log.debug("X-Axis.setInverted(true)");
             xaxis.setInverted(true);
         }
     }
@@ -325,10 +325,10 @@
     ) {
         String name = artifactAndFacet.getFacetName();
 
-        logger.debug("LongitudinalSectionGenerator.doOut: " + name);
+        log.debug("LongitudinalSectionGenerator.doOut: " + name);
 
         if (name == null) {
-            logger.error("No facet name for doOut(). No output generated!");
+            log.error("No facet name for doOut(). No output generated!");
             return;
         }
 
@@ -382,7 +382,7 @@
                 YAXIS.W.idx);
         }
         else {
-            logger.warn("Unknown facet name: " + name);
+            log.warn("Unknown facet name: " + name);
             return;
         }
     }
@@ -396,20 +396,20 @@
         ThemeDocument   theme,
         boolean    visible
     ) {
-        logger.debug("WDifferencesCurveGenerator.doWDifferencesOut");
+        log.debug("WDifferencesCurveGenerator.doWDifferencesOut");
         if (wkms == null) {
-            logger.warn("No data to add to WDifferencesChart.");
+            log.warn("No data to add to WDifferencesChart.");
             return;
          }
 
         XYSeries series = new StyledXYSeries(aandf.getFacetDescription(), theme);
 
-        if (logger.isDebugEnabled()) {
+        if (log.isDebugEnabled()) {
             if (wkms.size() > 0) {
-                logger.debug("Generate series: " + series.getKey());
-                logger.debug("Start km: " + wkms.getKm(0));
-                logger.debug("End   km: " + wkms.getKm(wkms.size() - 1));
-                logger.debug("Values  : " + wkms.size());
+                log.debug("Generate series: " + series.getKey());
+                log.debug("Start km: " + wkms.getKm(0));
+                log.debug("End   km: " + wkms.getKm(wkms.size() - 1));
+                log.debug("Values  : " + wkms.size());
             }
         }
 
@@ -442,7 +442,7 @@
             return YAXIS.Q.idx;
         }
         else {
-            logger.warn("Could not find axis for facet " + facetName);
+            log.warn("Could not find axis for facet " + facetName);
             return YAXIS.W.idx;
         }
     }
@@ -459,7 +459,7 @@
         ThemeDocument   theme,
         boolean    visible
     ) {
-        logger.debug("LongitudinalSectionGenerator.doArea");
+        log.debug("LongitudinalSectionGenerator.doArea");
         StyledAreaSeriesCollection area = new StyledAreaSeriesCollection(theme);
 
         String seriesName = aandf.getFacetDescription();
@@ -489,7 +489,7 @@
                 StyledSeriesBuilder.addPoints(up, ((Lines.LineData) data.getUpperData()).points, false);
             }
             else {
-                logger.error("Do not know how to deal with (up) area info from: "
+                log.error("Do not know how to deal with (up) area info from: "
                     + data.getUpperData());
             }
         }
@@ -518,7 +518,7 @@
                 StyledSeriesBuilder.addPoints(down, ((Lines.LineData) data.getLowerData()).points, false);
             }
             else {
-                logger.error("Do not know how to deal with (down) area info from: "
+                log.error("Do not know how to deal with (down) area info from: "
                     + data.getLowerData());
             }
         }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/MapGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/MapGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/MapGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -44,7 +44,7 @@
 
 public class MapGenerator implements OutGenerator, FacetTypes {
 
-    private static Logger logger = Logger.getLogger(MapGenerator.class);
+    private static Logger log = Logger.getLogger(MapGenerator.class);
 
     protected D4EArtifactCollection collection;
 
@@ -69,12 +69,12 @@
 
     @Override
     public void setup(Object config) {
-        logger.debug("MapGenerator.setup");
+        log.debug("MapGenerator.setup");
     }
 
     @Override
     public void init(String outName, Document request, OutputStream out, CallContext context) {
-        logger.debug("MapGenerator.init");
+        log.debug("MapGenerator.init");
 
         this.outName  = outName;
         this.request  = request;
@@ -90,7 +90,7 @@
 
     @Override
     public void setMasterArtifact(Artifact master) {
-        logger.debug("MapGenerator.setMasterArtifact");
+        log.debug("MapGenerator.setMasterArtifact");
         this.master = master;
     }
 
@@ -107,7 +107,7 @@
     {
         String name = artifactFacet.getFacetName();
 
-        logger.debug("MapGenerator.doOut: " +
+        log.debug("MapGenerator.doOut: " +
                 artifactFacet.getArtifact().identifier() + " | " + name);
         D4EArtifact flys = (D4EArtifact) artifactFacet.getArtifact();
 
@@ -132,12 +132,12 @@
             //    createUserShapeLayer(flys, wms);
             //}
             else {
-                logger.debug("doOut: createDatabaseLayer for facet name: " + name);
+                log.debug("doOut: createDatabaseLayer for facet name: " + name);
                 createDatabaseLayer(flys, wms, attr);
             }
         }
         else {
-            logger.warn("Facet not supported: " + nativeFacet.getClass());
+            log.warn("Facet not supported: " + nativeFacet.getClass());
         }
     }
 
@@ -171,12 +171,12 @@
                     context);
             }
             else {
-                logger.warn("Cannot create WSPLGEN layer from: " +
+                log.warn("Cannot create WSPLGEN layer from: " +
                         wms.getClass());
             }
         }
         catch (IOException ioe) {
-            logger.error(ioe, ioe);
+            log.error(ioe, ioe);
         }
     }
 
@@ -188,10 +188,10 @@
             mfg.createUserShapeLayer(flys, wms);
         }
         catch (FileNotFoundException fnfe) {
-            logger.error(fnfe, fnfe);
+            log.error(fnfe, fnfe);
         }
         catch (IOException ioe) {
-            logger.error(ioe, ioe);
+            log.error(ioe, ioe);
         }
     }
 
@@ -201,7 +201,7 @@
         WMSLayerFacet wms,
         ThemeDocument attr
     ) {
-        logger.debug("createDatabaseLayer for facet: " + wms.getName());
+        log.debug("createDatabaseLayer for facet: " + wms.getName());
 
         ArtifactMapfileGenerator mfg = new ArtifactMapfileGenerator();
 
@@ -210,7 +210,7 @@
             File artDir  = new File(baseDir, flys.identifier());
 
             if (artDir != null && !artDir.exists()) {
-                logger.debug("Create new directory: " + artDir.getPath());
+                log.debug("Create new directory: " + artDir.getPath());
                 artDir.mkdir();
             }
 
@@ -221,14 +221,14 @@
                         attr.createMapserverStyle());
             }
             else {
-                logger.warn("Cannot create DB layer from: " + wms.getClass());
+                log.warn("Cannot create DB layer from: " + wms.getClass());
             }
         }
         catch (FileNotFoundException fnfe) {
-            logger.error(fnfe, fnfe);
+            log.error(fnfe, fnfe);
         }
         catch (IOException ioe) {
-            logger.error(ioe, ioe);
+            log.error(ioe, ioe);
         }
     }
 
@@ -237,7 +237,7 @@
     public void generate()
             throws IOException
     {
-        logger.debug("MapGenerator.generate");
+        log.debug("MapGenerator.generate");
 
         ArtifactMapfileGenerator mfg = new ArtifactMapfileGenerator();
         mfg.generate();
@@ -274,7 +274,7 @@
         }
 
         if (this.maxExtent == null) {
-            logger.debug("Set max extent to: " + maxExtent);
+            log.debug("Set max extent to: " + maxExtent);
             this.maxExtent = new Envelope(maxExtent);
             return;
         }
@@ -285,7 +285,7 @@
 
     protected void setInitialExtent(Envelope initialExtent) {
         if (this.initialExtent == null && initialExtent != null) {
-            logger.debug("Set initial extent to: " + initialExtent);
+            log.debug("Set initial extent to: " + initialExtent);
             this.initialExtent = new Envelope(initialExtent);
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/MiddleBedHeightExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/MiddleBedHeightExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/MiddleBedHeightExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -35,8 +35,8 @@
  */
 public class MiddleBedHeightExporter extends AbstractExporter {
 
-    /** Private logger. */
-    private static final Logger logger =
+    /** Private log. */
+    private static final Logger log =
         Logger.getLogger(MiddleBedHeightExporter.class);
 
     public static final String CSV_KM =
@@ -102,7 +102,7 @@
             d = ((CalculationResult) d).getData();
 
             if (d instanceof MiddleBedHeightData[]) {
-                logger.debug("Add new data of type MiddleBedHeightData");
+                log.debug("Add new data of type MiddleBedHeightData");
                 for (MiddleBedHeightData mD :(MiddleBedHeightData[]) d) {
                     data.add(mD);
                 }
@@ -113,8 +113,8 @@
 
     @Override
     protected void writeCSVData(CSVWriter writer) {
-        logger.info("MiddleBedHeightExporter.writeCSVData");
-        logger.debug("CSV gets " + data.size() + " MiddleBedHeightData objects.");
+        log.info("MiddleBedHeightExporter.writeCSVData");
+        log.debug("CSV gets " + data.size() + " MiddleBedHeightData objects.");
 
 
         Collections.sort(data);
@@ -142,7 +142,7 @@
 
 
     protected void data2CSV(CSVWriter writer, MiddleBedHeightData data) {
-        logger.debug("Add next MiddleBedHeightData to CSV");
+        log.debug("Add next MiddleBedHeightData to CSV");
 
         D4EArtifact flys = (D4EArtifact) master;
 
@@ -234,7 +234,7 @@
 
     @Override
     protected void writePDF(OutputStream out) {
-        logger.error("TODO: Implement FlowVelocityExporter.writePDF");
+        log.error("TODO: Implement FlowVelocityExporter.writePDF");
     }
 }
 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/OutputHelper.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/OutputHelper.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/OutputHelper.java	Fri Sep 05 12:58:17 2014 +0200
@@ -44,7 +44,7 @@
 import org.dive4elements.river.themes.ThemeFactory;
 
 public class OutputHelper {
-    /** The logger used in this class. */
+    /** The log used in this class. */
     private static Logger log = Logger.getLogger(OutputHelper.class);
 
     protected String identifier;
@@ -490,7 +490,7 @@
      * Inner class to structure/order the themes of a chart.
      */
     private static class ThemeList {
-        private Logger logger = Logger.getLogger(ThemeList.class);
+        private Logger log = Logger.getLogger(ThemeList.class);
         protected List<ManagedFacet> themes;
 
         public ThemeList(Document output) {
@@ -507,7 +507,7 @@
 
             int num = themeList != null ? themeList.getLength() : 0;
 
-            logger.debug("Output has " +  num + " elements.");
+            log.debug("Output has " +  num + " elements.");
 
             if (num == 0) {
                 return;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/ReferenceCurveExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ReferenceCurveExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ReferenceCurveExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -50,8 +50,8 @@
  */
 public class ReferenceCurveExporter extends AbstractExporter {
 
-    /** The logger used in this exporter. */
-    private static Logger logger = Logger.getLogger(ReferenceCurveExporter.class);
+    /** The log used in this exporter. */
+    private static Logger log = Logger.getLogger(ReferenceCurveExporter.class);
 
     public static final String RC_CSV_KM_HEADER =
         "export.reference_curve.csv.header.km";
@@ -99,7 +99,7 @@
     public void generate()
     throws IOException
     {
-        logger.debug("ReferenceCurveExporter.generate");
+        log.debug("ReferenceCurveExporter.generate");
 
         if (facet == null) {
             throw new IOException("invalid (null) facet for exporter");
@@ -122,7 +122,7 @@
      */
     @Override
     protected void addData(Object d) {
-        logger.debug("ReferenceCurveExporter.addData");
+        log.debug("ReferenceCurveExporter.addData");
 
         if (d instanceof CalculationResult) {
             d = ((CalculationResult)d).getData();
@@ -138,15 +138,15 @@
                     }
                 }
                 data.add(wwqqs);
-                logger.debug("ReferenceCurveExporter.addData wwqq[].");
+                log.debug("ReferenceCurveExporter.addData wwqq[].");
             }
             else {
-                logger.warn("ReferenceCurveExporter.addData/1 unknown type ("
+                log.warn("ReferenceCurveExporter.addData/1 unknown type ("
                     + d + ").");
             }
         }
         else {
-            logger.warn("ReferenceCurveExporter.addData/2 unknown type ("
+            log.warn("ReferenceCurveExporter.addData/2 unknown type ("
                 + d + ").");
         }
     }
@@ -158,7 +158,7 @@
      */
     @Override
     protected void writeCSVData(CSVWriter writer) {
-        logger.debug("ReferenceCurveExporter.writeData");
+        log.debug("ReferenceCurveExporter.writeData");
 
         writeCSVHeader(writer);
 
@@ -175,7 +175,7 @@
      * @param writer Writer to write header with.
      */
     protected void writeCSVHeader(CSVWriter writer) {
-        logger.info("ReferenceCurveExporter.writeCSVHeader");
+        log.info("ReferenceCurveExporter.writeCSVHeader");
 
         StepCSVWriter stepWriter = new StepCSVWriter();
         stepWriter.setCSVWriter(writer);
@@ -209,7 +209,7 @@
 
 
     protected void wWQQ2CSV(CSVWriter writer, WWQQ ww) {
-        logger.debug("ReferenceCurveExporter.wWQQ2CSV");
+        log.debug("ReferenceCurveExporter.wWQQ2CSV");
 
         NumberFormat kmf = getKmFormatter();
         NumberFormat wf  = getWFormatter();
@@ -288,7 +288,7 @@
             JasperExportManager.exportReportToPdfStream(print, out);
         }
         catch(JRException je) {
-            logger.warn("Error generating PDF Report!");
+            log.warn("Error generating PDF Report!");
             je.printStackTrace();
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/ReferenceCurveGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ReferenceCurveGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ReferenceCurveGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -43,8 +43,8 @@
         }
     }
 
-    /** House logger. */
-    private static Logger logger =
+    /** House log. */
+    private static Logger log =
         Logger.getLogger(ReferenceCurveGenerator.class);
 
     public static final String I18N_CHART_TITLE =
@@ -142,10 +142,10 @@
     ) {
         String name = artifactFacet.getFacetName();
 
-        logger.debug("ReferenceCurveGenerator.doOut: " + name);
+        log.debug("ReferenceCurveGenerator.doOut: " + name);
 
         if (name == null || name.length() == 0) {
-            logger.error("No facet given. Cannot create dataset.");
+            log.error("No facet given. Cannot create dataset.");
             return;
         }
 
@@ -176,7 +176,7 @@
 
         }
         else {
-            logger.warn("Unknown facet name: " + name);
+            log.warn("Unknown facet name: " + name);
         }
     }
 
@@ -221,7 +221,7 @@
         ThemeDocument    theme,
         boolean          visible
     ){
-        logger.debug("ReferenceCurveGenerator.doPointOut");
+        log.debug("ReferenceCurveGenerator.doPointOut");
 
         XYSeries series = new StyledXYSeries(aandf.getFacetDescription(), theme);
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/ReportGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ReportGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ReportGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,7 +31,7 @@
 public class ReportGenerator
 implements   OutGenerator
 {
-    private static Logger logger = Logger.getLogger(ReportGenerator.class);
+    private static Logger log = Logger.getLogger(ReportGenerator.class);
 
     protected Document     result;
     protected OutputStream out;
@@ -43,12 +43,12 @@
 
     @Override
     public void setup(Object config) {
-        logger.debug("ReportGenerator.setup");
+        log.debug("ReportGenerator.setup");
     }
 
     @Override
     public void init(String outName, Document request, OutputStream out, CallContext context) {
-        logger.debug("init");
+        log.debug("init");
         this.outName = outName;
         this.out     = out;
         this.context = context;
@@ -71,7 +71,7 @@
         ThemeDocument    attr,
         boolean          visible
     ) {
-        logger.debug("doOut");
+        log.debug("doOut");
         Facet facet = artifactFacet.getFacet();
         if (facet != null) {
             Calculation report = (Calculation) artifactFacet.getData(context);
@@ -84,7 +84,7 @@
 
     @Override
     public void generate() throws IOException {
-        logger.debug("generate");
+        log.debug("generate");
         XMLUtils.toStream(result != null
             ? result
             : XMLUtils.newDocument(), out);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/ShapeExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ShapeExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ShapeExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -21,7 +21,7 @@
 public class ShapeExporter implements OutGenerator
 {
     private static final String XPATH_FACET = "/art:action/@art:type";
-    private static Logger logger = Logger.getLogger(ShapeExporter.class);
+    private static Logger log = Logger.getLogger(ShapeExporter.class);
     private Artifact master;
     private Document request;
     private OutputStream out;
@@ -33,7 +33,7 @@
 
     @Override
     public void setup(Object config) {
-        logger.debug("ShapeExporter.setup");
+        log.debug("ShapeExporter.setup");
     }
 
     @Override
@@ -59,7 +59,7 @@
         String name = bundle.getFacetName();
 
         if (!isFacetValid(name)) {
-            logger.debug("Facet '" + name + "' is not valid for this exporter!");
+            log.debug("Facet '" + name + "' is not valid for this exporter!");
             return;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/StyledSeriesBuilder.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/StyledSeriesBuilder.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/StyledSeriesBuilder.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,7 +28,7 @@
      */
     final static double BIG_DOUBLE_VALUE = 1234567d;
 
-    private static final Logger logger = Logger.getLogger
+    private static final Logger log = Logger.getLogger
         (StyledSeriesBuilder.class);
 
 
@@ -67,7 +67,7 @@
         for (int i = 0; i < xPoints.length; i++) {
             if (skipNANs &&
                 (Double.isNaN(xPoints[i]) || Double.isNaN(yPoints[i]))) {
-                logger.warn ("Skipping NaN in StyledSeriesBuilder.");
+                log.warn ("Skipping NaN in StyledSeriesBuilder.");
                 continue;
             }
             // Create gap if distance >= distance.
@@ -107,7 +107,7 @@
         for (int i = 0; i < xPoints.length; i++) {
             if (skipNANs &&
                 (Double.isNaN(xPoints[i]) || Double.isNaN(yPoints[i]))) {
-                logger.warn ("Skipping NaN in StyledSeriesBuilder.");
+                log.warn ("Skipping NaN in StyledSeriesBuilder.");
                 continue;
             }
             // Create gap if distance >= distance.
@@ -149,7 +149,7 @@
         for (int i = 0; i < xPoints.length; i++) {
             if (skipNANs &&
                 (Double.isNaN(xPoints[i]) || Double.isNaN(yPoints[i]))) {
-                logger.warn ("Skipping NaN in StyledSeriesBuilder.");
+                log.warn ("Skipping NaN in StyledSeriesBuilder.");
                 continue;
             }
             series.add(xPoints[i], factorY * (transY+yPoints[i]), false);
@@ -173,7 +173,7 @@
         for (int i = 0; i < xPoints.length; i++) {
             if (skipNANs &&
                 (Double.isNaN(xPoints[i]) || Double.isNaN(yPoints[i]))) {
-                logger.warn ("Skipping NaN in StyledSeriesBuilder.");
+                log.warn ("Skipping NaN in StyledSeriesBuilder.");
                 continue;
             }
             series.add(xPoints[i], yPoints[i], false);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/TimeseriesChartGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/TimeseriesChartGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/TimeseriesChartGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -69,7 +69,7 @@
 
     protected boolean domainZeroLineVisible;
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(TimeseriesChartGenerator.class);
 
     public static final int AXIS_SPACE = 5;
@@ -96,7 +96,7 @@
 
     @Override
     public JFreeChart generateChart() {
-        logger.info("Generate Timeseries Chart.");
+        log.info("Generate Timeseries Chart.");
 
         JFreeChart chart = ChartFactory.createTimeSeriesChart(
             getChartTitle(),
@@ -158,7 +158,7 @@
     protected void addLogo(XYPlot plot) {
         String logo = showLogo();
         if (logo  == null) {
-            logger.debug("No logo to show chosen");
+            log.debug("No logo to show chosen");
             return;
         }
 
@@ -202,7 +202,7 @@
             yPos = ((Double)getYBounds(0).getUpper() + (Double)getYBounds(0).getLower())/2d;
         }
         else {
-            logger.debug("Unknown place-v value: " + placev);
+            log.debug("Unknown place-v value: " + placev);
         }
 
         if (placeh == null || placeh.equals("none")) {
@@ -218,10 +218,10 @@
             xPos = ((Long)getXBounds(0).getUpper() + (Long)getXBounds(0).getLower())/2d;
         }
         else {
-            logger.debug("Unknown place-h value: " + placeh);
+            log.debug("Unknown place-h value: " + placeh);
         }
 
-        logger.debug("logo position: " + xPos + "/" + yPos);
+        log.debug("logo position: " + xPos + "/" + yPos);
 
         org.jfree.ui.RectangleAnchor anchor
             = org.jfree.ui.RectangleAnchor.TOP;
@@ -276,7 +276,7 @@
      * @param plot The XYPlot.
      */
     protected void consumeAxisSettings(XYPlot plot) {
-        logger.debug("Zoom to specified ranges.");
+        log.debug("Zoom to specified ranges.");
 
         Bounds xrange = getDomainAxisRange();
         Bounds yrange = getValueAxisRange();
@@ -305,11 +305,11 @@
             }
 
             if (yaxis == null) {
-                logger.debug("Zoom problem: no Y Axis for index: " + i);
+                log.debug("Zoom problem: no Y Axis for index: " + i);
                 continue;
             }
 
-            logger.debug("Prepare zoom settings for y axis at index: " + i);
+            log.debug("Prepare zoom settings for y axis at index: " + i);
             zoomY(plot, yaxis, getYBounds(Integer.valueOf(i)), yrange);
         }
     }
@@ -328,7 +328,7 @@
      */
     @Override
     protected AxisDataset createAxisDataset(int idx) {
-        logger.debug("Create a new AxisDataset for index: " + idx);
+        log.debug("Create a new AxisDataset for index: " + idx);
         return new AxisDataset(idx);
     }
 
@@ -405,25 +405,25 @@
 
 
     public Bounds[] getBoundsForAxis(int index) {
-        logger.debug("Return x and y bounds for axis at: " + index);
+        log.debug("Return x and y bounds for axis at: " + index);
 
         Bounds rx = getXBounds(Integer.valueOf(index));
         Bounds ry = getYBounds(Integer.valueOf(index));
 
         if (rx == null) {
-            logger.warn("Range for x axis not set." +
+            log.warn("Range for x axis not set." +
                         " Using default values: 0 - 1.");
             rx = new TimeBounds(0l, 1l);
         }
 
         if (ry == null) {
-            logger.warn("Range for y axis not set." +
+            log.warn("Range for y axis not set." +
                         " Using default values: 0 - 1.");
             ry = new DoubleBounds(0l, 1l);
         }
 
-        logger.debug("X Bounds at index " + index + " is: " + rx);
-        logger.debug("Y Bounds at index " + index + " is: " + ry);
+        log.debug("X Bounds at index " + index + " is: " + rx);
+        log.debug("Y Bounds at index " + index + " is: " + ry);
 
         return new Bounds[] {rx, ry};
     }
@@ -434,12 +434,12 @@
         String[] ranges = getDomainAxisRangeFromRequest();
 
         if (ranges == null || ranges.length < 2) {
-            logger.debug("No zoom range for domain axis specified.");
+            log.debug("No zoom range for domain axis specified.");
             return null;
         }
 
         if (ranges[0] == null || ranges[1] == null) {
-            logger.warn("Invalid ranges for domain axis specified!");
+            log.warn("Invalid ranges for domain axis specified!");
             return null;
         }
 
@@ -450,7 +450,7 @@
             return new DoubleBounds(lower, upper);
         }
         catch (NumberFormatException nfe) {
-            logger.warn("Invalid ranges for domain axis specified: " + nfe);
+            log.warn("Invalid ranges for domain axis specified: " + nfe);
         }
 
         return null;
@@ -461,12 +461,12 @@
         String[] ranges = getValueAxisRangeFromRequest();
 
         if (ranges == null || ranges.length < 2) {
-            logger.debug("No zoom range for domain axis specified.");
+            log.debug("No zoom range for domain axis specified.");
             return null;
         }
 
         if (ranges[0] == null || ranges[1] == null) {
-            logger.warn("Invalid ranges for domain axis specified!");
+            log.warn("Invalid ranges for domain axis specified!");
             return null;
         }
 
@@ -477,7 +477,7 @@
             return new DoubleBounds(lower, upper);
         }
         catch (NumberFormatException nfe) {
-            logger.warn("Invalid ranges for domain axis specified: " + nfe);
+            log.warn("Invalid ranges for domain axis specified: " + nfe);
         }
 
         return null;
@@ -485,7 +485,7 @@
 
 
     protected void adaptZoom(XYPlot plot) {
-        logger.debug("Adapt zoom of Timeseries chart.");
+        log.debug("Adapt zoom of Timeseries chart.");
 
         zoomX(plot, plot.getDomainAxis(), getXBounds(0), getDomainAxisRange());
 
@@ -512,10 +512,10 @@
         Bounds    total,//we could equally nicely getXBounds(0)
         Bounds    user
     ) {
-        if (logger.isDebugEnabled()) {
-            logger.debug("== Zoom X axis ==");
-            logger.debug("    Total axis range  : " + total);
-            logger.debug("    User defined range: " + user);
+        if (log.isDebugEnabled()) {
+            log.debug("== Zoom X axis ==");
+            log.debug("    Total axis range  : " + total);
+            log.debug("    User defined range: " + user);
         }
 
         if (user != null) {
@@ -528,12 +528,12 @@
 
             TimeBounds newBounds = new TimeBounds(newMin, newMax);
 
-            logger.debug("    Zoom axis to: " + newBounds);
+            log.debug("    Zoom axis to: " + newBounds);
 
             newBounds.applyBounds(axis, AXIS_SPACE);
         }
         else {
-            logger.debug("No user specified zoom values found!");
+            log.debug("No user specified zoom values found!");
             if (total != null && axis != null) {
                 total.applyBounds(axis, AXIS_SPACE);
             }
@@ -550,10 +550,10 @@
         Bounds    total,
         Bounds    user
     ) {
-        if (logger.isDebugEnabled()) {
-            logger.debug("== Zoom Y axis ==");
-            logger.debug("    Total axis range  : " + total);
-            logger.debug("    User defined range: " + user);
+        if (log.isDebugEnabled()) {
+            log.debug("== Zoom Y axis ==");
+            log.debug("    Total axis range  : " + total);
+            log.debug("    User defined range: " + user);
         }
 
         if (user != null) {
@@ -566,12 +566,12 @@
 
             DoubleBounds newBounds = new DoubleBounds(newMin, newMax);
 
-            logger.debug("    Zoom axis to: " + newBounds);
+            log.debug("    Zoom axis to: " + newBounds);
 
             newBounds.applyBounds(axis, AXIS_SPACE);
         }
         else {
-            logger.debug("No user specified zoom values found!");
+            log.debug("No user specified zoom values found!");
             if (total != null && axis != null) {
                 total.applyBounds(axis, AXIS_SPACE);
             }
@@ -660,10 +660,10 @@
             }
         }
         catch(JSONException ex) {
-            logger.error("Could not decode json");
+            log.error("Could not decode json");
         }
         catch(ParseException ex) {
-            logger.error("Could not parse date string");
+            log.error("Could not parse date string");
         }
 
         TimeSeriesCollection tsc = new TimeSeriesCollection();
@@ -674,7 +674,7 @@
             double y = tsc.getYValue(0, i);
             xy.add(new CollisionFreeXYTextAnnotation(
                        names.get(series.getTimePeriod(i)), x, y));
-            logger.debug("doPoints(): x=" + x + " y=" + y);
+            log.debug("doPoints(): x=" + x + " y=" + y);
         }
         RiverAnnotation annotations =
             new RiverAnnotation(null, null, null, theme);
@@ -687,9 +687,9 @@
     }
 
     public void addDomainAxisMarker(XYPlot plot) {
-        logger.debug("domainmarkers: " + domainMarker.size());
+        log.debug("domainmarkers: " + domainMarker.size());
         for (Marker marker: domainMarker) {
-            logger.debug("adding domain marker");
+            log.debug("adding domain marker");
             plot.addDomainMarker(marker, Layer.BACKGROUND);
         }
         domainMarker.clear();
@@ -697,7 +697,7 @@
 
     public void addValueAxisMarker(XYPlot plot) {
         for (Marker marker: valueMarker) {
-            logger.debug("adding value marker..");
+            log.debug("adding value marker..");
             plot.addRangeMarker(marker, Layer.BACKGROUND);
         }
         valueMarker.clear();
@@ -763,7 +763,7 @@
                                     legendItem.getLinePaint()
                                     );
                             interLegend.setSeriesKey(series.getKey());
-                            logger.debug("applySeriesAttributes: draw unfilled legend item");
+                            log.debug("applySeriesAttributes: draw unfilled legend item");
                             plot.getLegendItems().add(interLegend);
                         }
                     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/TypeSection.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/TypeSection.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/TypeSection.java	Fri Sep 05 12:58:17 2014 +0200
@@ -19,7 +19,7 @@
  */
 public class TypeSection extends DefaultSection {
 
-    private static final Logger logger = Logger.getLogger(TypeSection.class);
+    private static final Logger log = Logger.getLogger(TypeSection.class);
 
     public TypeSection(String key) {
         super(key);
@@ -66,7 +66,7 @@
             return (String) attr.getValue();
         }
 
-        logger.debug("attribute " + key + " not found in typesection.getString");
+        log.debug("attribute " + key + " not found in typesection.getString");
 
         return null;
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/WDifferencesExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/WDifferencesExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/WDifferencesExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -46,8 +46,8 @@
  */
 public class WDifferencesExporter extends AbstractExporter {
 
-    /** The logger used in this exporter. */
-    private static Logger logger = Logger.getLogger(WDifferencesExporter.class);
+    /** The log used in this exporter. */
+    private static Logger log = Logger.getLogger(WDifferencesExporter.class);
 
 
     public static final String WDIFF_CSV_KM_HEADER =
@@ -76,7 +76,7 @@
     public void generate()
     throws IOException
     {
-        logger.debug("WDifferencesExporter.generate");
+        log.debug("WDifferencesExporter.generate");
 
         if (facet == null) {
             throw new IOException("invalid (null) facet for exporter");
@@ -117,7 +117,7 @@
      */
     @Override
     protected void writeCSVData(CSVWriter writer) {
-        logger.info("WDifferencesExporter.writeData");
+        log.info("WDifferencesExporter.writeData");
 
         writeCSVHeader(writer);
 
@@ -134,7 +134,7 @@
      * @param writer Writer to write header with.
      */
     protected void writeCSVHeader(CSVWriter writer) {
-        logger.info("WDifferencesExporter.writeCSVHeader");
+        log.info("WDifferencesExporter.writeCSVHeader");
 
         writer.writeNext(new String[] {
             msg(WDIFF_CSV_KM_HEADER, WDIFF_DEFAULT_CSV_KM_HEADER),
@@ -144,7 +144,7 @@
 
 
     protected void wKms2CSV(CSVWriter writer, WKms wkms) {
-        logger.debug("WDifferencesExporter.wKms2CSV");
+        log.debug("WDifferencesExporter.wKms2CSV");
 
         NumberFormat kmf  = getKmFormatter();
         NumberFormat wf   = getWFormatter();
@@ -200,7 +200,7 @@
             JasperExportManager.exportReportToPdfStream(print, out);
         }
         catch(JRException je) {
-            logger.warn("Error generating PDF Report!");
+            log.warn("Error generating PDF Report!");
             je.printStackTrace();
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/WaterlevelExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/WaterlevelExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/WaterlevelExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -68,8 +68,8 @@
  */
 public class WaterlevelExporter extends AbstractExporter {
 
-    /** The logger used in this exporter.*/
-    private static Logger logger = Logger.getLogger(WaterlevelExporter.class);
+    /** The log used in this exporter.*/
+    private static Logger log = Logger.getLogger(WaterlevelExporter.class);
 
     public static final String FACET_WST = "wst";
 
@@ -154,7 +154,7 @@
     public void generate()
     throws IOException
     {
-        logger.debug("WaterlevelExporter.generate");
+        log.debug("WaterlevelExporter.generate");
 
         /* Check for official fixings. They should also be included in the
          * export but only the calculation result is added with addData */
@@ -183,7 +183,7 @@
                 }
                 if (!exists) {
                     officalFixings.add(toAdd);
-                    logger.debug("Adding additional offical fixing: " + newName);
+                    log.debug("Adding additional offical fixing: " + newName);
                 }
             }
         }
@@ -228,11 +228,11 @@
      * @param wqkms A WQKms object that should be prepared.
      */
     protected String getColumnTitle(WINFOArtifact winfo, WQKms wqkms) {
-        logger.debug("WaterlevelExporter.getColumnTitle");
+        log.debug("WaterlevelExporter.getColumnTitle");
 
         String name = wqkms.getName();
 
-        logger.debug("Name of WQKms = '" + name + "'");
+        log.debug("Name of WQKms = '" + name + "'");
 
         if (name.indexOf("W=") >= 0) {
             return name;
@@ -251,7 +251,7 @@
                 if (nmv != null && nmv.length() > 0) {
                     nmv  = RiverUtils.stripNamedMainValue(nmv);
                     nmv += "=" + String.valueOf(v);
-                    logger.debug("Set named main value '" + nmv + "'");
+                    log.debug("Set named main value '" + nmv + "'");
 
                     return nmv;
                 }
@@ -266,11 +266,11 @@
 
 
     protected String getCSVRowTitle(WINFOArtifact winfo, WQKms wqkms) {
-        logger.debug("WaterlevelExporter.prepareNamedValue");
+        log.debug("WaterlevelExporter.prepareNamedValue");
 
         String name = wqkms.getName();
 
-        logger.debug("Name of WQKms = '" + name + "'");
+        log.debug("Name of WQKms = '" + name + "'");
 
         WQ_MODE wqmode = RiverUtils.getWQMode(winfo);
 
@@ -284,7 +284,7 @@
 
         if (nmv != null && nmv.length() > 0) {
             nmv = RiverUtils.stripNamedMainValue(nmv);
-            logger.debug("Set named main value '" + nmv + "'");
+            log.debug("Set named main value '" + nmv + "'");
 
             return nmv;
         }
@@ -318,7 +318,7 @@
 
     @Override
     protected void writeCSVData(CSVWriter writer) {
-        logger.info("WaterlevelExporter.writeData");
+        log.info("WaterlevelExporter.writeData");
 
         WQ_MODE mode    = RiverUtils.getWQMode((D4EArtifact)master);
         boolean atGauge = mode == WQ_MODE.QGAUGE || mode == WQ_MODE.WGAUGE;
@@ -377,7 +377,7 @@
      */
     private WQKms filterWQKms(WQKms wqkms, Double first, Double last) {
         if (first.isNaN() || last.isNaN()) {
-            logger.warn("Filtering official fixing without valid first/last.");
+            log.warn("Filtering official fixing without valid first/last.");
             return wqkms;
         }
         int firstIdx = first > last ? wqkms.size() - 1 : 0;
@@ -407,7 +407,7 @@
 
 
     protected void writeCSVMeta(CSVWriter writer) {
-        logger.info("WaterlevelExporter.writeCSVMeta");
+        log.info("WaterlevelExporter.writeCSVMeta");
 
         // TODO use Access instead of RiverUtils
 
@@ -489,7 +489,7 @@
                 }
             }
             else {
-                logger.warn("Could not determine Q range!");
+                log.warn("Could not determine Q range!");
             }
 
             writer.writeNext(new String[] {
@@ -511,7 +511,7 @@
                 upper = String.valueOf(ws[ws.length-1]);
             }
             else {
-                logger.warn("Could not determine W range!");
+                log.warn("Could not determine W range!");
             }
 
             writer.writeNext(new String[] {
@@ -536,7 +536,7 @@
         boolean   atGauge,
         boolean   isQ
     ) {
-        logger.info("WaterlevelExporter.writeCSVHeader");
+        log.info("WaterlevelExporter.writeCSVHeader");
 
         String unit = RiverUtils.getRiver((D4EArtifact) master).getWstUnit().getName();
 
@@ -657,7 +657,7 @@
         boolean   atGauge,
         boolean   isQ
     ) {
-        logger.debug("WaterlevelExporter.wQKms2CSV");
+        log.debug("WaterlevelExporter.wQKms2CSV");
 
         // Skip constant data.
         if (wqkms instanceof ConstantWQKms) {
@@ -751,8 +751,8 @@
 
         long stopTime = System.currentTimeMillis();
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Writing CSV took " +
+        if (log.isDebugEnabled()) {
+            log.debug("Writing CSV took " +
                 (float)(stopTime-startTime)/1000f + " secs.");
         }
     }
@@ -764,7 +764,7 @@
     protected void generateWST()
     throws    IOException
     {
-        logger.info("WaterlevelExporter.generateWST");
+        log.info("WaterlevelExporter.generateWST");
 
         int cols = data.get(0).length + officalFixings.size();
         WstWriter writer = new WstWriter(cols);
@@ -776,7 +776,7 @@
 
 
     protected void writeWSTData(WstWriter writer) {
-        logger.debug("WaterlevelExporter.writeWSTData");
+        log.debug("WaterlevelExporter.writeWSTData");
 
         double[] result = new double[4];
 
@@ -850,7 +850,7 @@
                 }
                 catch (FunctionEvaluationException aode) {
                     // should not happen
-                    logger.error("spline interpolation failed", aode);
+                    log.error("spline interpolation failed", aode);
                     // entry.getValue().add(Double.NaN, entry.getValue().getQ(0));
                 }
             }*/
@@ -895,7 +895,7 @@
 
     @Override
     protected void writePDF(OutputStream out) {
-        logger.debug("write PDF");
+        log.debug("write PDF");
         WKmsJRDataSource source = createJRData();
 
         String jasperFile = Resources.getMsg(
@@ -915,7 +915,7 @@
             JasperExportManager.exportReportToPdfStream(print, out);
         }
         catch(JRException je) {
-            logger.warn("Error generating PDF Report!", je);
+            log.warn("Error generating PDF Report!", je);
         }
     }
 
@@ -993,7 +993,7 @@
         boolean isQ,
         WKmsJRDataSource source)
     {
-        logger.debug("WaterlevelExporter.addWKmsData");
+        log.debug("WaterlevelExporter.addWKmsData");
 
         // Skip constant data.
         if (wqkms instanceof ConstantWQKms) {
@@ -1052,8 +1052,8 @@
 
         long stopTime = System.currentTimeMillis();
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Writing PDF data took " +
+        if (log.isDebugEnabled()) {
+            log.debug("Writing PDF data took " +
                 (float)(stopTime-startTime)/1000f + " secs.");
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/WstWriter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/WstWriter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/WstWriter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -45,8 +45,8 @@
  */
 public class WstWriter {
 
-    /** The logger used in this class. */
-    private static Logger logger = Logger.getLogger(WstWriter.class);
+    /** The log used in this class. */
+    private static Logger log = Logger.getLogger(WstWriter.class);
 
     /** The default unit that is written into the header of the WST. */
     public static final String DEFAULT_UNIT = "Wassserstand [NN + m]";
@@ -101,7 +101,7 @@
      * @param out Where to write to.
      */
     public void write(OutputStream out) {
-        logger.info("WstWriter.write");
+        log.info("WstWriter.write");
 
         PrintWriter writer = new PrintWriter(
             new BufferedWriter(
@@ -181,7 +181,7 @@
      * @param writer The PrintWriter that creates the output.
      */
     protected void writeHeader(PrintWriter writer) {
-        logger.debug("WstWriter.writeHeader");
+        log.debug("WstWriter.writeHeader");
 
         writer.println(cols);
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/XYChartGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/XYChartGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/XYChartGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -74,8 +74,8 @@
 
     public static final int AXIS_SPACE = 5;
 
-    /** The logger that is used in this generator. */
-    private static Logger logger = Logger.getLogger(XYChartGenerator.class);
+    /** The log that is used in this generator. */
+    private static Logger log = Logger.getLogger(XYChartGenerator.class);
 
     protected List<Marker> domainMarkers = new ArrayList<Marker>();
 
@@ -103,7 +103,7 @@
      */
     @Override
     public JFreeChart generateChart() {
-        logger.debug("XYChartGenerator.generateChart");
+        log.debug("XYChartGenerator.generateChart");
 
         JFreeChart chart = ChartFactory.createXYLineChart(
             getChartTitle(),
@@ -186,7 +186,7 @@
     protected void addLogo(XYPlot plot) {
         String logo = showLogo();
         if (logo  == null) {
-            logger.debug("No logo to show chosen");
+            log.debug("No logo to show chosen");
             return;
         }
 
@@ -232,7 +232,7 @@
             yPos = ((Double)getYBounds(0).getUpper() + (Double)getYBounds(0).getLower())/2d;
         }
         else {
-            logger.debug("Unknown place-v value: " + placev);
+            log.debug("Unknown place-v value: " + placev);
         }
 
         if (placeh == null || placeh.equals("none")) {
@@ -248,10 +248,10 @@
             xPos = ((Double)getXBounds(0).getUpper() + (Double)getXBounds(0).getLower())/2d;
         }
         else {
-            logger.debug("Unknown place-h value: " + placeh);
+            log.debug("Unknown place-h value: " + placeh);
         }
 
-        logger.debug("logo position: " + xPos + "/" + yPos);
+        log.debug("logo position: " + xPos + "/" + yPos);
 
         org.jfree.ui.RectangleAnchor anchor
             = org.jfree.ui.RectangleAnchor.TOP;
@@ -308,7 +308,7 @@
 
     @Override
     protected AxisDataset createAxisDataset(int idx) {
-        logger.debug("Create new AxisDataset for index: " + idx);
+        log.debug("Create new AxisDataset for index: " + idx);
         return new AxisDataset(idx);
     }
 
@@ -317,17 +317,17 @@
      * Put debug output about datasets.
      */
     public void debugDatasets(XYPlot plot) {
-        logger.debug("Number of datasets: " + plot.getDatasetCount());
+        log.debug("Number of datasets: " + plot.getDatasetCount());
         for (int i = 0, P = plot.getDatasetCount(); i < P; i++) {
             if (plot.getDataset(i) == null) {
-                logger.debug("Dataset #" + i + " is null");
+                log.debug("Dataset #" + i + " is null");
                 continue;
             }
-            logger.debug("Dataset #" + i + ":" + plot.getDataset(i));
+            log.debug("Dataset #" + i + ":" + plot.getDataset(i));
             XYSeriesCollection series = (XYSeriesCollection) plot.getDataset(i);
-            logger.debug("X-Extend of Dataset: " + series.getSeries(0).getMinX()
+            log.debug("X-Extend of Dataset: " + series.getSeries(0).getMinX()
                     + " " + series.getSeries(0).getMaxX());
-            logger.debug("Y-Extend of Dataset: " + series.getSeries(0).getMinY()
+            log.debug("Y-Extend of Dataset: " + series.getSeries(0).getMinY()
                     + " " + series.getSeries(0).getMaxY());
         }
     }
@@ -337,12 +337,12 @@
      * Put debug output about axes.
      */
     public void debugAxis(XYPlot plot) {
-        logger.debug("...............");
+        log.debug("...............");
         for (int i = 0, P =  plot.getRangeAxisCount(); i < P; i++) {
             if (plot.getRangeAxis(i) == null)
-                logger.debug("Range-Axis #" + i + " == null");
+                log.debug("Range-Axis #" + i + " == null");
             else {
-                logger.debug("Range-Axis " + i + " != null [" +
+                log.debug("Range-Axis " + i + " != null [" +
                     plot.getRangeAxis(i).getRange().getLowerBound() +
                     "  " + plot.getRangeAxis(i).getRange().getUpperBound() +
                     "]");
@@ -350,15 +350,15 @@
         }
         for (int i = 0, P =  plot.getDomainAxisCount(); i < P; i++) {
             if (plot.getDomainAxis(i) == null)
-                logger.debug("Domain-Axis #" + i + " == null");
+                log.debug("Domain-Axis #" + i + " == null");
             else {
-                logger.debug("Domain-Axis " + i + " != null [" +
+                log.debug("Domain-Axis " + i + " != null [" +
                     plot.getDomainAxis(i).getRange().getLowerBound() +
                     "  " + plot.getDomainAxis(i).getRange().getUpperBound() +
                     "]");
             }
         }
-        logger.debug("...............");
+        log.debug("...............");
     }
 
 
@@ -370,7 +370,7 @@
      */
     public void addAreaSeries(StyledAreaSeriesCollection area, int index, boolean visible) {
         if (area == null) {
-            logger.warn("Cannot yet render above/under curve.");
+            log.warn("Cannot yet render above/under curve.");
             return;
         }
 
@@ -398,7 +398,7 @@
             return;
         }
 
-        logger.debug("Y Range of XYSeries: " +
+        log.debug("Y Range of XYSeries: " +
             series.getMinY() + " | " + series.getMaxY());
 
         addAxisDataset(new XYSeriesCollection(series), index, visible);
@@ -467,7 +467,7 @@
     @Override
     protected void combineXBounds(Bounds bounds, int index) {
         if (!(bounds instanceof DoubleBounds)) {
-            logger.warn("Unsupported Bounds type: " + bounds.getClass());
+            log.warn("Unsupported Bounds type: " + bounds.getClass());
             return;
         }
 
@@ -492,7 +492,7 @@
     @Override
     protected void combineYBounds(Bounds bounds, int index) {
         if (!(bounds instanceof DoubleBounds)) {
-            logger.warn("Unsupported Bounds type: " + bounds.getClass());
+            log.warn("Unsupported Bounds type: " + bounds.getClass());
             return;
         }
 
@@ -519,7 +519,7 @@
      */
     private void recoverEmptyPlot(XYPlot plot) {
         if (plot.getRangeAxis() == null) {
-            logger.debug("debug: No range axis");
+            log.debug("debug: No range axis");
             plot.setRangeAxis(createYAxis(0));
         }
     }
@@ -536,7 +536,7 @@
 
 
             if (b != null && b.getLower().equals(b.getUpper())) {
-                logger.debug("Check whether to expand a x axis.i ("+b.getLower() + "-" + b.getUpper()+")");
+                log.debug("Check whether to expand a x axis.i ("+b.getLower() + "-" + b.getUpper()+")");
                 setXBounds(key, ChartHelper.expandBounds(b, 5));
             }
         }
@@ -553,7 +553,7 @@
      * @param plot The XYPlot.
      */
     protected void autoZoom(XYPlot plot) {
-        logger.debug("Zoom to specified ranges.");
+        log.debug("Zoom to specified ranges.");
 
         Range xrange = getDomainAxisRange();
         Range yrange = getValueAxisRange();
@@ -582,11 +582,11 @@
             }
 
             if (yaxis == null) {
-                logger.debug("Zoom problem: no Y Axis for index: " + i);
+                log.debug("Zoom problem: no Y Axis for index: " + i);
                 continue;
             }
 
-            logger.debug("Prepare zoom settings for y axis at index: " + i);
+            log.debug("Prepare zoom settings for y axis at index: " + i);
             zoomY(plot, yaxis, getYBounds(Integer.valueOf(i)), yrange);
         }
     }
@@ -596,7 +596,7 @@
         String[] ranges = getDomainAxisRangeFromRequest();
 
         if (ranges == null || ranges.length < 2) {
-            logger.debug("No zoom range for domain axis specified.");
+            log.debug("No zoom range for domain axis specified.");
             return null;
         }
 
@@ -606,7 +606,7 @@
                 double to   = Double.parseDouble(ranges[1]);
 
                 if (from == 0 && to == 0) {
-                    logger.debug("No range specified. Lower and upper X == 0");
+                    log.debug("No range specified. Lower and upper X == 0");
                     return null;
                 }
 
@@ -619,7 +619,7 @@
                 return new Range(from, to);
             }
             catch (NumberFormatException nfe) {
-                logger.warn("Wrong values for domain axis range.");
+                log.warn("Wrong values for domain axis range.");
             }
         }
 
@@ -631,7 +631,7 @@
         String[] ranges = getValueAxisRangeFromRequest();
 
         if (ranges == null || ranges.length < 2) {
-            logger.debug("No range specified. Lower and upper Y == 0");
+            log.debug("No range specified. Lower and upper Y == 0");
             return null;
         }
 
@@ -641,7 +641,7 @@
                 double to   = Double.parseDouble(ranges[1]);
 
                 if (from == 0 && to == 0) {
-                    logger.debug("No range specified. Lower and upper Y == 0");
+                    log.debug("No range specified. Lower and upper Y == 0");
                     return null;
                 }
 
@@ -650,7 +650,7 @@
                        : new Range(from, to);
             }
             catch (NumberFormatException nfe) {
-                logger.warn("Wrong values for value axis range.");
+                log.warn("Wrong values for value axis range.");
             }
         }
 
@@ -688,7 +688,7 @@
             Bounds computed = calculateZoom(bounds, x);
             computed.applyBounds(axis, AXIS_SPACE);
 
-            logger.debug("Zoom axis to: " + computed);
+            log.debug("Zoom axis to: " + computed);
 
             return true;
         }
@@ -708,11 +708,11 @@
         double min  = bounds.getLower().doubleValue();
         double max  = bounds.getUpper().doubleValue();
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Minimum is: " + min);
-            logger.debug("Maximum is: " + max);
-            logger.debug("Lower zoom is: " + range.getLowerBound());
-            logger.debug("Upper zoom is: " + range.getUpperBound());
+        if (log.isDebugEnabled()) {
+            log.debug("Minimum is: " + min);
+            log.debug("Maximum is: " + max);
+            log.debug("Lower zoom is: " + range.getLowerBound());
+            log.debug("Upper zoom is: " + range.getUpperBound());
         }
 
         double diff = max > min ? max - min : min - max;
@@ -733,18 +733,18 @@
      */
     @Override
     public Range[] getRangesForAxis(int index) {
-        logger.debug("getRangesForAxis " + index);
+        log.debug("getRangesForAxis " + index);
 
         Bounds rx = getXBounds(Integer.valueOf(0));
         Bounds ry = getYBounds(Integer.valueOf(index));
 
         if (rx == null) {
-            logger.warn("Range for x axis not set." +
+            log.warn("Range for x axis not set." +
                         " Using default values: 0 - 1.");
             rx = new DoubleBounds(0, 1);
         }
         if (ry == null) {
-            logger.warn("Range for y" + index +
+            log.warn("Range for y" + index +
                         " axis not set. Using default values: 0 - 1.");
             ry = new DoubleBounds(0, 1);
         }
@@ -830,7 +830,7 @@
                 localizeDomainAxis(axis);
             }
             else {
-                logger.warn("Domain axis at " + i + " is null.");
+                log.warn("Domain axis at " + i + " is null.");
             }
         }
 
@@ -841,7 +841,7 @@
                 localizeRangeAxis(axis);
             }
             else {
-                logger.warn("Range axis at " + i + " is null.");
+                log.warn("Range axis at " + i + " is null.");
             }
         }
     }
@@ -898,13 +898,13 @@
                 if (!act) {
                     continue;
                 }
-                //logger.debug(" x " + x + " y " + y );
+                //log.debug(" x " + x + " y " + y );
                 series.add(x, y, false);
                 xy.add(new CollisionFreeXYTextAnnotation(name, x, y));
             }
         }
         catch(JSONException e){
-            logger.error("Could not decode json.");
+            log.error("Could not decode json.");
         }
 
         RiverAnnotation annotations = new RiverAnnotation(null, null, null, theme);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/extreme/ExtremeWQCurveGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/extreme/ExtremeWQCurveGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/extreme/ExtremeWQCurveGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -44,8 +44,8 @@
 extends      FixWQCurveGenerator
 implements   FacetTypes
 {
-    /** Private logger. */
-    private static Logger logger =
+    /** Private log. */
+    private static Logger log =
             Logger.getLogger(ExtremeWQCurveGenerator.class);
 
     public static final String I18N_CHART_TITLE =
@@ -104,11 +104,11 @@
 
     /** Do Extreme Curve nonextrapolated points out. */
     protected void doExtremeCurveBaseOut(ArtifactAndFacet aaf, ThemeDocument theme, boolean visible) {
-        logger.debug("doExtremeCurveBaseOut");
+        log.debug("doExtremeCurveBaseOut");
         ExtremeCurveFacet facet = (ExtremeCurveFacet) aaf.getFacet();
         Curve curve = (Curve) facet.getData(aaf.getArtifact(), context);
         if (curve == null) {
-            logger.warn("doExtremeCurveBaseOut: Facet does not contain Curve");
+            log.warn("doExtremeCurveBaseOut: Facet does not contain Curve");
             return;
         }
 
@@ -136,11 +136,11 @@
 
     /** Do Extreme Curve out */
     protected void doExtremeCurveOut(ArtifactAndFacet aaf, ThemeDocument theme, boolean visible) {
-        logger.debug("doExtremeCurveOut");
+        log.debug("doExtremeCurveOut");
         ExtremeCurveFacet facet = (ExtremeCurveFacet) aaf.getFacet();
         Curve curve = (Curve) facet.getData(aaf.getArtifact(), context);
         if (curve == null) {
-            logger.warn("doExtremeCurveOut: Facet does not contain Curve");
+            log.warn("doExtremeCurveOut: Facet does not contain Curve");
             return;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/fixings/DeltaWtExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/fixings/DeltaWtExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/fixings/DeltaWtExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -42,7 +42,7 @@
 public class DeltaWtExporter
 extends      AbstractExporter
 {
-    /** Private logger. */
+    /** Private log. */
     private static Logger log = Logger.getLogger(DeltaWtExporter.class);
 
     public static final String CSV_KM_HEADER =
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixATExport.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixATExport.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixATExport.java	Fri Sep 05 12:58:17 2014 +0200
@@ -43,8 +43,8 @@
 /** Export result of fixation analysis. */
 public class FixATExport extends AbstractExporter {
 
-    /** Private logger. */
-    private static Logger logger =
+    /** Private log. */
+    private static Logger log =
         Logger.getLogger(FixATExport.class);
 
     protected Function function;
@@ -53,7 +53,7 @@
 
     @Override
     public void doOut(ArtifactAndFacet bundle, ThemeDocument attr, boolean visible) {
-        logger.debug("AT Export doOut().");
+        log.debug("AT Export doOut().");
         Object data = bundle.getData(context);
         if (data instanceof CalculationResult) {
             CalculationResult cr = (CalculationResult)data;
@@ -63,13 +63,13 @@
             }
         }
         else {
-            logger.debug("No CalculationResult found for AT export.");
+            log.debug("No CalculationResult found for AT export.");
             return;
         }
         FixAccess access = new FixAccess((D4EArtifact)this.master);
         String f = access.getFunction();
         if (f == null || f.length() == 0) {
-            logger.debug("No function found for AT export.");
+            log.debug("No function found for AT export.");
             return;
         }
         this.function = FunctionFactory.getInstance().getFunction(f);
@@ -78,7 +78,7 @@
     @Override
     public void generate() throws IOException {
         if (this.function == null || this.parameters == null) {
-            logger.debug("No function or paramters for AT export.");
+            log.debug("No function or paramters for AT export.");
             return;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixATWriter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixATWriter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixATWriter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,7 +33,7 @@
 /** Export Fixation Analysis Results to AT. */
 public class FixATWriter
 {
-    /** Private logger. */
+    /** Private log. */
     private static Logger log = Logger.getLogger(FixATWriter.class);
 
     public static final String I18N_HEADER_KEY =
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixChartGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixChartGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixChartGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -24,8 +24,8 @@
 public abstract class FixChartGenerator
 extends XYChartGenerator
 {
-    /** Private logger. */
-    private static Logger logger = Logger.getLogger(FixChartGenerator.class);
+    /** Private log. */
+    private static Logger log = Logger.getLogger(FixChartGenerator.class);
 
     public static final Double INVALID_KM = Double.valueOf(-1d);
     public static final String CURRENT_KM = "currentKm";
@@ -38,8 +38,8 @@
 
         Double currentKm = getCurrentKmFromRequest(request);
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("currentKm = " + currentKm);
+        if (log.isDebugEnabled()) {
+            log.debug("currentKm = " + currentKm);
         }
 
         if (currentKm != INVALID_KM) {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixDeltaWtGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixDeltaWtGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixDeltaWtGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -52,8 +52,8 @@
 extends      TimeseriesChartGenerator
 implements   FacetTypes
 {
-    /** Private logger. */
-    private static Logger logger =
+    /** Private log. */
+    private static Logger log =
             Logger.getLogger(FixDeltaWtGenerator.class);
 
     public static final String I18N_CHART_TITLE =
@@ -164,8 +164,8 @@
             boolean          visible
             ) {
         String name = artifactFacet.getFacetName();
-        logger.debug("FixDeltaWtGenerator.doOut: " + name);
-        logger.debug("Theme description is: " + artifactFacet.getFacetDescription());
+        log.debug("FixDeltaWtGenerator.doOut: " + name);
+        log.debug("Theme description is: " + artifactFacet.getFacetDescription());
 
         this.artifact = (D4EArtifact)artifactFacet.getArtifact();
 
@@ -223,7 +223,7 @@
                     theme, visible, YAXIS.dW.idx);
         }
         else {
-            logger.warn("doOut(): unknown facet name: " + name);
+            log.warn("doOut(): unknown facet name: " + name);
             return;
         }
     }
@@ -236,7 +236,7 @@
             ThemeDocument theme,
             boolean       visible)
     {
-        logger.debug("doReferencePeriodsOut()");
+        log.debug("doReferencePeriodsOut()");
 
         if (visible) {
             FixAnalysisAccess access = new FixAnalysisAccess(artifact);
@@ -266,7 +266,7 @@
             ThemeDocument theme,
             boolean       visible)
     {
-        logger.debug("doSectorAverageOut(): description = " + desc);
+        log.debug("doSectorAverageOut(): description = " + desc);
 
         QWDDateRange qwd = (QWDDateRange) data;
         TimeSeriesCollection tsc = new TimeSeriesCollection();
@@ -311,7 +311,7 @@
             ThemeDocument theme,
             boolean      visible
             ) {
-        logger.debug("doAnalysisEventsOut: desc = " + desc);
+        log.debug("doAnalysisEventsOut: desc = " + desc);
 
         QWD qwd = (QWD) data;
         doQWDEventsOut(qwd, desc, theme, visible);
@@ -326,7 +326,7 @@
         TimeSeries interpol = new StyledTimeSeries(desc + "interpol", theme);
 
         if (qwd == null) {
-            logger.debug("doQWDEventsOut: qwd == null");
+            log.debug("doQWDEventsOut: qwd == null");
             return;
         }
 
@@ -371,10 +371,10 @@
     protected void doQWDTextAnnotations(Map<Integer, int[]> annoIdxMap,
             TimeSeriesCollection tsc, QWD qwd, ThemeDocument theme,
             boolean visible) {
-        logger.debug("doQWDTextAnnotation()");
+        log.debug("doQWDTextAnnotation()");
 
         if (!visible || !theme.parseShowPointLabel()) {
-            logger.debug("doQWDTextAnnotation: annotation not visible");
+            log.debug("doQWDTextAnnotation: annotation not visible");
             return;
         }
 
@@ -407,7 +407,7 @@
             ThemeDocument theme,
             boolean       visible
             ) {
-        logger.debug("doReferenceEventsOut: desc = " + desc);
+        log.debug("doReferenceEventsOut: desc = " + desc);
 
         QWD qwd = (QWD) data;
         doQWDEventsOut(qwd, desc, theme, visible);
@@ -421,10 +421,10 @@
             ThemeDocument theme,
             boolean       visible
             ) {
-        logger.debug("doDeviationOut: desc = " + desc);
+        log.debug("doDeviationOut: desc = " + desc);
 
         if (data == null || !visible) {
-            logger.debug("no standard deviation");
+            log.debug("no standard deviation");
             return;
         }
         double[] value = (double[]) data;
@@ -448,7 +448,7 @@
             return;
         }
         for (int i = 0; i < ranges.length; i++) {
-            logger.debug("creating domain marker");
+            log.debug("creating domain marker");
             RegularTimePeriod start = new FixedMillisecond(ranges[i].getFrom());
             RegularTimePeriod end = new FixedMillisecond(ranges[i].getTo());
             StyledDomainMarker marker =
@@ -457,7 +457,7 @@
             marker.useSecondColor(i % 2 == 0);
             domainMarker.add(marker);
         }
-        logger.debug("domainmarkers: " + domainMarker.size());
+        log.debug("domainmarkers: " + domainMarker.size());
     }
 
 
@@ -467,8 +467,8 @@
 
         Double currentKm = FixChartGenerator.getCurrentKmFromRequest(request);
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("currentKm = " + currentKm);
+        if (log.isDebugEnabled()) {
+            log.debug("currentKm = " + currentKm);
         }
 
         context.putContextValue("currentKm", currentKm);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixDerivedCurveGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixDerivedCurveGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixDerivedCurveGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -29,8 +29,8 @@
 extends FixChartGenerator
 implements FacetTypes
 {
-    /** Private logger. */
-    private static Logger logger =
+    /** Private log. */
+    private static Logger log =
             Logger.getLogger(FixDerivedCurveGenerator.class);
 
     public static final String I18N_CHART_TITLE =
@@ -66,7 +66,7 @@
 
     @Override
     public void doOut(ArtifactAndFacet aaf, ThemeDocument doc, boolean visible) {
-        logger.debug("doOut");
+        log.debug("doOut");
 
         if (FacetTypes.IS.MANUALPOINTS(aaf.getFacetName())) {
             doPoints(aaf.getData(context),
@@ -79,7 +79,7 @@
                     aaf.getArtifact(), context);
 
             if (func == null) {
-                logger.warn("doOut: Facet does not contain FixFunction");
+                log.warn("doOut: Facet does not contain FixFunction");
                 return;
             }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixWQCurveGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixWQCurveGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixWQCurveGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -70,8 +70,8 @@
 extends      FixChartGenerator
 implements   FacetTypes
 {
-    /** Private logger. */
-    private static Logger logger =
+    /** Private log. */
+    private static Logger log =
             Logger.getLogger(FixWQCurveGenerator.class);
 
     public static final String I18N_CHART_TITLE =
@@ -156,7 +156,7 @@
                     fixedWinMRange.getUpperBound());
         }
 
-        logger.debug("Syncing Axis Bounds. Bounds W: " + boundsInMGauge.toString() +
+        log.debug("Syncing Axis Bounds. Bounds W: " + boundsInMGauge.toString() +
                 " Bounds Wcm: " + boundsInCM.toString());
 
         double datum = getCurrentGaugeDatum();
@@ -176,15 +176,15 @@
         // Set the new combined bounds
         setYBounds(YAXIS.W.idx, boundsInMGauge);
         setYBounds(YAXIS.WCm.idx, boundsInCM);
-        logger.debug("Synced Bounds W: " + boundsInMGauge.toString() +
+        log.debug("Synced Bounds W: " + boundsInMGauge.toString() +
                 " Bounds Wcm: " + boundsInCM.toString());
     }
 
     @Override
     public void doOut(ArtifactAndFacet aaf, ThemeDocument doc, boolean visible) {
-        logger.debug("doOut: " + aaf.getFacetName());
+        log.debug("doOut: " + aaf.getFacetName());
         if (!prepareChartData(aaf, doc, visible)) {
-            logger.warn("Unknown facet, name " + aaf.getFacetName());
+            log.warn("Unknown facet, name " + aaf.getFacetName());
         }
     }
 
@@ -237,7 +237,7 @@
             doWQOut(aaf.getData(context), aaf, doc, visible);
         }
         else if (name.equals(DISCHARGE_CURVE)) {
-            logger.debug("diso " + name);
+            log.debug("diso " + name);
             doDischargeOut(
                     (WINFOArtifact) aaf.getArtifact(),
                     aaf.getData(context),
@@ -267,7 +267,7 @@
 
     /** Add sector average points to chart. */
     protected void doSectorAverageOut(ArtifactAndFacet aaf, ThemeDocument doc, boolean visible) {
-        logger.debug("doSectorAverageOut");
+        log.debug("doSectorAverageOut");
 
         QWDDateRange qwdd = (QWDDateRange) aaf.getData(context);
         QWD qwd = qwdd != null ? qwdd.getQWD() : null;
@@ -276,7 +276,7 @@
             addQWSeries(new QWD[] { qwd }, aaf, doc, visible);
         }
         else {
-            logger.debug("doSectorAverageOut: qwd == null");
+            log.debug("doSectorAverageOut: qwd == null");
         }
     }
 
@@ -286,12 +286,12 @@
         ThemeDocument    doc,
         boolean          visible
     ) {
-        logger.debug("doAnalysisEventsOut");
+        log.debug("doAnalysisEventsOut");
 
         QWD qwd = (QWD)aaf.getData(context);
 
         if (qwd == null) {
-            logger.debug("doAnalysisEventsOut: qwd == null");
+            log.debug("doAnalysisEventsOut: qwd == null");
             return;
         }
 
@@ -340,11 +340,11 @@
 
     /** Add reference event points to chart. */
     protected void doReferenceEventsOut(ArtifactAndFacet aaf, ThemeDocument doc, boolean visible) {
-        logger.debug("doReferenceEventsOut");
+        log.debug("doReferenceEventsOut");
 
         QWI qwd = (QWI)aaf.getData(context);
         if (qwd == null) {
-            logger.debug("doReferenceEventsOut: qwds == null");
+            log.debug("doReferenceEventsOut: qwds == null");
             return;
         }
 
@@ -398,7 +398,7 @@
         XYSeries series = new StyledXYSeries(title, theme);
         Double ckm = (Double) context.getContextValue(CURRENT_KM);
         if (wqkms == null || wqkms.getKms().length == 0 || ckm == null) {
-            logger.info("addPointFromWQKms: No event data to show.");
+            log.info("addPointFromWQKms: No event data to show.");
             return;
         }
         double[] kms = wqkms.getKms();
@@ -425,7 +425,7 @@
     }
 
     protected void doEventsOut(ArtifactAndFacet aaf, ThemeDocument doc, boolean visible) {
-        logger.debug("doEventsOut");
+        log.debug("doEventsOut");
         // Find W/Q at km.
         addPointFromWQKms((WQKms) aaf.getData(context),
             aaf.getFacetDescription(), doc, visible);
@@ -433,14 +433,14 @@
 
 
     protected void doWQCurveOut(ArtifactAndFacet aaf, ThemeDocument doc, boolean visible) {
-        logger.debug("doWQCurveOut");
+        log.debug("doWQCurveOut");
 
         FixWQCurveFacet facet = (FixWQCurveFacet)aaf.getFacet();
         FixFunction func = (FixFunction)facet.getData(
                 aaf.getArtifact(), context);
 
         if (func == null) {
-            logger.warn("doWQCurveOut: Facet does not contain FixFunction");
+            log.warn("doWQCurveOut: Facet does not contain FixFunction");
             return;
         }
 
@@ -478,12 +478,12 @@
             }
         }
         else {
-            logger.warn("doWQCurveOut: maxQ <= 0");
+            log.warn("doWQCurveOut: maxQ <= 0");
         }
     }
 
     protected void doOutlierOut(ArtifactAndFacet aaf, ThemeDocument doc, boolean visible) {
-        logger.debug("doOutlierOut");
+        log.debug("doOutlierOut");
 
         QWI[] qws = (QWI[])aaf.getData(context);
         addQWSeries(qws, aaf, doc, visible);
@@ -492,20 +492,20 @@
 
     /** Add markers for q sectors. */
     protected void doQSectorOut(ArtifactAndFacet aaf, ThemeDocument theme, boolean visible) {
-        logger.debug("doQSectorOut");
+        log.debug("doQSectorOut");
         if (!visible) {
             return;
         }
 
         Object qsectorsObj = aaf.getData(context);
         if (qsectorsObj == null || !(qsectorsObj instanceof List)) {
-            logger.warn("No QSectors coming from data.");
+            log.warn("No QSectors coming from data.");
             return;
         }
 
         List<?> qsectorsList = (List<?>) qsectorsObj;
         if (qsectorsList.size() == 0 || !(qsectorsList.get(0) instanceof NamedDouble)) {
-            logger.warn("No QSectors coming from data.");
+            log.warn("No QSectors coming from data.");
             return;
         }
 
@@ -567,7 +567,7 @@
 
         List<StickyAxisAnnotation> xy = new ArrayList<StickyAxisAnnotation>();
         if (wqkms instanceof double[][]) {
-            logger.debug("Got double[][]");
+            log.debug("Got double[][]");
             double [][] data = (double [][]) wqkms;
             for (int i = 0; i< data[0].length; i++) {
                 xy.add(new StickyAxisAnnotation(aandf.getFacetDescription(),
@@ -579,7 +579,7 @@
         }
         else {
             // Assume its WKms.
-            logger.debug("Got WKms");
+            log.debug("Got WKms");
             WKms data = (WKms) wqkms;
 
             Double ckm = (Double) context.getContextValue(CURRENT_KM);
@@ -613,14 +613,14 @@
         River river = RiverUtils.getRiver(artifact);
 
         if (river == null) {
-            logger.debug("no river found");
+            log.debug("no river found");
             return;
         }
 
         Gauge gauge = river.determineGaugeByName(gaugeName);
 
         if (gauge == null) {
-            logger.debug("no gauge found");
+            log.debug("no gauge found");
             return;
         }
 
@@ -654,16 +654,16 @@
             ThemeDocument    theme,
             boolean          visible
             ) {
-        logger.debug("FixWQCurveGenerator: doWQOut");
+        log.debug("FixWQCurveGenerator: doWQOut");
         if (wqkms instanceof WQKms) {
             // TODO As in doEventsOut, the value-searching should
             // be delivered by the facet already (instead of in the Generator).
-            logger.debug("FixWQCurveGenerator: doWQOut: WQKms");
+            log.debug("FixWQCurveGenerator: doWQOut: WQKms");
 
             addPointFromWQKms((WQKms) aaf.getData(context), aaf.getFacetDescription(), theme, visible);
         }
         else {
-            logger.debug("FixWQCurveGenerator: doWQOut: double[][]");
+            log.debug("FixWQCurveGenerator: doWQOut: double[][]");
             double [][] data = (double [][]) wqkms;
 
             XYSeries series = new StyledXYSeries(aaf.getFacetDescription(), false, true, theme);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/minfo/BedDifferenceExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/minfo/BedDifferenceExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/minfo/BedDifferenceExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -46,8 +46,8 @@
 extends AbstractExporter
 {
 
-    /** Private logger. */
-    private static Logger logger =
+    /** Private log. */
+    private static Logger log =
         Logger.getLogger(BedDifferenceExporter.class);
 
     private static final String CSV_HEADER_KM =
@@ -120,13 +120,13 @@
     @Override
     protected void addData(Object data) {
         if (!(data instanceof CalculationResult)) {
-            logger.warn("Invalid data type.");
+            log.warn("Invalid data type.");
             return;
         }
         Object[] d = (Object[])((CalculationResult)data).getData();
 
         if (!(d instanceof BedDifferencesResult[])) {
-            logger.warn("Invalid result object.");
+            log.warn("Invalid result object.");
             return;
         }
         results = (BedDifferencesResult[])d;
@@ -170,7 +170,7 @@
 
 
     protected void writeCSVHeader(CSVWriter writer) {
-        logger.debug("writeCSVHeader()");
+        log.debug("writeCSVHeader()");
 
         List<String> header = new ArrayList<String>();
         if (results != null)  {
@@ -213,7 +213,7 @@
 
     @Override
     protected void writePDF(OutputStream out) {
-        logger.debug("write PDF");
+        log.debug("write PDF");
         BedDifferenceJRDataSource source = createJRData();
 
         String jasperFile = Resources.getMsg(
@@ -234,7 +234,7 @@
             JasperExportManager.exportReportToPdfStream(print, out);
         }
         catch(JRException je) {
-            logger.warn("Error generating PDF Report!", je);
+            log.warn("Error generating PDF Report!", je);
         }
     }
 }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/minfo/BedQualityExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/minfo/BedQualityExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/minfo/BedQualityExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,8 +33,8 @@
 public class BedQualityExporter
 extends AbstractExporter
 {
-    /** Private logger. */
-    private static Logger logger = Logger.getLogger(BedQualityExporter.class);
+    /** Private log. */
+    private static Logger log = Logger.getLogger(BedQualityExporter.class);
 
     private static final String CSV_HEADER_KM =
         "export.minfo.bedquality.km";
@@ -155,7 +155,7 @@
         NumberFormat nf = Formatter.getFormatter(context, 1, 3);
 
         for (double[] d : createDataRows()) {
-            logger.debug("row + " + Arrays.toString(d));
+            log.debug("row + " + Arrays.toString(d));
             List<String> cells = new ArrayList<String>(d.length);
             for (int i = 0; i < d.length; i++) {
                 if (!Double.isNaN(d[i])) {
@@ -178,22 +178,22 @@
     @Override
     protected void addData(Object data) {
         // TODO Auto-generated method stub
-        logger.debug("addData()");
+        log.debug("addData()");
         if (!(data instanceof CalculationResult)) {
-            logger.warn("Invalid data type.");
+            log.warn("Invalid data type.");
             return;
         }
         Object[] d = (Object[])((CalculationResult)data).getData();
 
         if (!(d instanceof BedQualityResult[])) {
-            logger.warn("Invalid result object.");
+            log.warn("Invalid result object.");
             return;
         }
         results = (BedQualityResult[])d;
     }
 
     protected void writeCSVHeader(CSVWriter writer) {
-        logger.debug("writeCSVHeader()");
+        log.debug("writeCSVHeader()");
 
         List<String> header = new ArrayList<String>();
         if (results != null)  {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/minfo/SedimentLoadExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/minfo/SedimentLoadExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/minfo/SedimentLoadExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -39,8 +39,8 @@
 public class SedimentLoadExporter
 extends      AbstractExporter
 {
-    /** Private logger. */
-    private static Logger logger = Logger.getLogger(SedimentLoadExporter.class);
+    /** Private log. */
+    private static Logger log = Logger.getLogger(SedimentLoadExporter.class);
 
     // i18n keys.
     public static final String CSV_KM =
@@ -181,7 +181,7 @@
 
     /** Writes i18ned header for csv file/stream. */
     protected void writeCSVHeader(CSVWriter writer) {
-        logger.debug("writeCSVHeader()");
+        log.debug("writeCSVHeader()");
 
         List<String> header = new LinkedList<String>();
         SedimentLoadAccess access =
@@ -212,23 +212,23 @@
     @Override
     protected void addData(Object data) {
         if (!(data instanceof CalculationResult)) {
-            logger.warn("Invalid data type.");
+            log.warn("Invalid data type.");
             return;
         }
         Object d = ((CalculationResult)data).getData();
 
         if (!(d instanceof SedimentLoadDataResult)) {
-            logger.warn("Invalid result object.");
+            log.warn("Invalid result object.");
             return;
         }
-        logger.debug("addData: Data added.");
+        log.debug("addData: Data added.");
         result = (SedimentLoadDataResult)d;
     }
 
     /** Write PDF to outputstream (not implemented yet). */
     @Override
     protected void writePDF(OutputStream out) {
-        logger.warn("Not implemented.");
+        log.warn("Not implemented.");
     }
 }
 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/AnnotationProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/AnnotationProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/AnnotationProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -24,8 +24,8 @@
  */
 public class AnnotationProcessor extends DefaultProcessor {
 
-    /** Private logger. */
-    private static final Logger logger =
+    /** Private log. */
+    private static final Logger log =
             Logger.getLogger(AnnotationProcessor.class);
 
     @Override
@@ -41,7 +41,7 @@
         CallContext context = generator.getCallContext();
         if (!(bundle.getData(context) instanceof RiverAnnotation)) {
             // Just a bit defensive should not happen
-            logger.error("Incompatible facet in doOut");
+            log.error("Incompatible facet in doOut");
             return;
         }
         RiverAnnotation ra = (RiverAnnotation)bundle.getData(context);
@@ -65,7 +65,7 @@
         CallContext context = generator.getCallContext();
         if (!(bundle.getData(context) instanceof RiverAnnotation)) {
             // Just a bit defensive should not happen
-            logger.error("Incompatible facet in doOut");
+            log.error("Incompatible facet in doOut");
             return;
         }
         RiverAnnotation ra = (RiverAnnotation)bundle.getData(context);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/AreaProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/AreaProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/AreaProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,7 +31,7 @@
 
 public class AreaProcessor extends DefaultProcessor {
 
-    private static final Logger logger = Logger.getLogger(AreaProcessor.class);
+    private static final Logger log = Logger.getLogger(AreaProcessor.class);
 
     protected XYSeries getSeries(String seriesName, Object data, String facetType,
             ThemeDocument theme) {
@@ -65,7 +65,7 @@
             StyledSeriesBuilder.addPoints(series, ((Lines.LineData) data).points, false);
         }
         else {
-            logger.error("Do not know how to deal with (up) area info from: "
+            log.error("Do not know how to deal with (up) area info from: "
                     + data);
         }
         return series;
@@ -82,7 +82,7 @@
         String seriesName = bundle.getFacetDescription();
         StyledAreaSeriesCollection area = new StyledAreaSeriesCollection(theme);
 
-        logger.debug("Area Processor processing: " + seriesName);
+        log.debug("Area Processor processing: " + seriesName);
 
         AreaFacet.Data data = (AreaFacet.Data) bundle.getData(context);
 
@@ -137,7 +137,7 @@
         if (FacetTypes.IS.Q(facetName)) {
             return "Q";
         }
-        logger.warn("Could not find axis for facet " + facetName);
+        log.warn("Could not find axis for facet " + facetName);
         return "W";
     }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/BedDiffHeightYearProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/BedDiffHeightYearProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/BedDiffHeightYearProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,7 +31,7 @@
 public class BedDiffHeightYearProcessor
 extends DefaultProcessor implements FacetTypes {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(BedDiffHeightYearProcessor.class);
 
     protected static double GAP_TOLERANCE = 0.101d;
@@ -57,7 +57,7 @@
 
         if (!(data instanceof double[][])) {
             // Should not happen if canHandle is correct
-            logger.error("Can't process " + data.getClass().getName() + " objects");
+            log.error("Can't process " + data.getClass().getName() + " objects");
             return;
         }
 
@@ -109,7 +109,7 @@
 
         if (!(data instanceof double[][])) {
             // Should not happen if canHandle is correct
-            logger.error("Can't process " + data.getClass().getName() + " objects");
+            log.error("Can't process " + data.getClass().getName() + " objects");
             return;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/BedDiffYearProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/BedDiffYearProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/BedDiffYearProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -28,7 +28,7 @@
 public class BedDiffYearProcessor
 extends DefaultProcessor implements FacetTypes {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(BedDiffYearProcessor.class);
 
     protected static double GAP_TOLERANCE = 0.101d;
@@ -62,7 +62,7 @@
         }
 
         if (!(data instanceof double[][])) {
-            logger.error("Can't process " + data.getClass().getName() + " objects");
+            log.error("Can't process " + data.getClass().getName() + " objects");
             return;
         }
         double[][] bData = (double[][]) data;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/BedHeightProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/BedHeightProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/BedHeightProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -26,7 +26,7 @@
 
 public class BedHeightProcessor extends DefaultProcessor {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(BedHeightProcessor.class);
 
     public static final String I18N_AXIS_LABEL_DEFAULT
@@ -82,7 +82,7 @@
             return null;
         }
         if (!(raw instanceof double[][])) {
-            logger.error("Unkown datatype: " + raw.getClass().getName());
+            log.error("Unkown datatype: " + raw.getClass().getName());
             return null;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/BedQualityDensityProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/BedQualityDensityProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/BedQualityDensityProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -21,7 +21,7 @@
 
 public class BedQualityDensityProcessor extends DefaultProcessor {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(BedQualityDensityProcessor.class);
 
     public static final String I18N_AXIS_LABEL_DEFAULT =
@@ -48,7 +48,7 @@
             return;
         }
         if (!(data instanceof double[][])) {
-            logger.error("Unknown data type: " + data.getClass().getName());
+            log.error("Unknown data type: " + data.getClass().getName());
             return;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/BedQualityDiameterProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/BedQualityDiameterProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/BedQualityDiameterProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -21,7 +21,7 @@
 
 public class BedQualityDiameterProcessor extends DefaultProcessor {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(BedQualityDiameterProcessor.class);
 
     public static final String I18N_AXIS_LABEL_DEFAULT =
@@ -47,7 +47,7 @@
             return;
         }
         if (!(data instanceof double[][])) {
-            logger.error("Unknown data type: " + data.getClass().getName());
+            log.error("Unknown data type: " + data.getClass().getName());
             return;
         }
         double[][] values = (double[][])data;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/BedQualityPorosityProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/BedQualityPorosityProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/BedQualityPorosityProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -21,7 +21,7 @@
 
 public class BedQualityPorosityProcessor extends DefaultProcessor {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(BedQualityPorosityProcessor.class);
 
     public static final String I18N_AXIS_LABEL_DEFAULT =
@@ -49,7 +49,7 @@
             return;
         }
         if (!(raw instanceof double[][])) {
-            logger.error("Unknown data type: " + raw.getClass().getName());
+            log.error("Unknown data type: " + raw.getClass().getName());
             return;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/BedWidthProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/BedWidthProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/BedWidthProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -24,7 +24,7 @@
 
 public class BedWidthProcessor extends DefaultProcessor {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(BedWidthProcessor.class);
 
     public static final String I18N_AXIS_LABEL_DEFAULT =
@@ -63,7 +63,7 @@
                 gi.add(values[0][i], values[1][i]);
             }
         } else {
-            logger.error("Unknown data for facet: " + bundle.getFacetName());
+            log.error("Unknown data for facet: " + bundle.getFacetName());
         }
 
         generator.addAxisSeries(series, axisName, visible);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/ComputedDischargeProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/ComputedDischargeProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/ComputedDischargeProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -16,7 +16,7 @@
 extends DefaultProcessor
 implements FacetTypes
 {
-    private static Logger logger =
+    private static Logger log =
         Logger.getLogger(ComputedDischargeProcessor.class);
 
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/DeltaWProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/DeltaWProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/DeltaWProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -35,7 +35,7 @@
      * historic reason for this is that they have in common that they
      * work on deltaW data from the fixing analysis. */
 
-    private static final Logger logger = Logger.getLogger(DeltaWProcessor.class);
+    private static final Logger log = Logger.getLogger(DeltaWProcessor.class);
 
     public static final String I18N_DW_YAXIS_LABEL_DEFAULT  =
             "delta W [cm]";
@@ -53,7 +53,7 @@
         if (!visible) {
             return;
         }
-        logger.debug("Doing out for: " + bundle.getFacetName());
+        log.debug("Doing out for: " + bundle.getFacetName());
         if (facettype.equals(FacetTypes.FIX_REFERENCE_EVENTS_LS)) {
             doReferenceEventsOut(generator, bundle, theme, visible);
         } else if (facettype.equals(FacetTypes.FIX_ANALYSIS_EVENTS_LS)) {
@@ -65,7 +65,7 @@
         } else if (facettype.startsWith(FacetTypes.FIX_SECTOR_AVERAGE_LS)) {
             doSectorAverageOut(generator, bundle, theme, visible);
         } else {
-            logger.error("Could not handle: " + facettype);
+            log.error("Could not handle: " + facettype);
         }
     }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/DischargeProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/DischargeProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/DischargeProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -29,7 +29,7 @@
 public class DischargeProcessor
 extends DefaultProcessor implements FacetTypes {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(DischargeProcessor.class);
 
     /** Station for which the diagram is shown. */
@@ -69,7 +69,7 @@
                 visible);
         }
         else {
-            logger.error("Can't process "
+            log.error("Can't process "
                 + data.getClass().getName() + " objects of facet "
                 + bundle.getFacetName());
         }
@@ -98,7 +98,7 @@
         ThemeDocument theme,
         boolean       visible)
     {
-        logger.debug("DischargeCurveGenerator.doDischargeOut");
+        log.debug("DischargeCurveGenerator.doDischargeOut");
         CallContext context = generator.getCallContext();
         WQKms data = (WQKms)bundle.getData(context);
         XYSeries series = new StyledXYSeries(name, theme);
@@ -114,14 +114,14 @@
         River river = access.getRiver();
 
         if (river == null) {
-            logger.debug("no river found");
+            log.debug("no river found");
             return;
         }
 
         Gauge gauge = river.determineGaugeByName(gaugeName);
 
         if (gauge == null) {
-            logger.debug("no gauge found");
+            log.debug("no gauge found");
             return;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/FixDeltaWAProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/FixDeltaWAProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/FixDeltaWAProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -25,7 +25,7 @@
 public class FixDeltaWAProcessor
 extends DefaultProcessor implements FacetTypes {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(FixDeltaWAProcessor.class);
 
     public static final String I18N_AXIS_LABEL =
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/FixDeltaWProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/FixDeltaWProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/FixDeltaWProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -25,7 +25,7 @@
 public class FixDeltaWProcessor
 extends DefaultProcessor implements FacetTypes {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(FixDeltaWProcessor.class);
 
     public static final String I18N_AXIS_LABEL =
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/FlowVelocityProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/FlowVelocityProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/FlowVelocityProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -30,7 +30,7 @@
 
 public class FlowVelocityProcessor extends DefaultProcessor {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(FlowVelocityProcessor.class);
 
     public static final String I18N_AXIS_LABEL =
@@ -60,7 +60,7 @@
         if (data == null) {
             // Check has been here before so we keep it for security reasons
             // this should never happen though.
-            logger.error("Data is null for facet: " + facetName);
+            log.error("Data is null for facet: " + facetName);
             return;
         }
         double [][] points;
@@ -78,14 +78,14 @@
                 (FastFlowVelocityMeasurementValue) data;
             points = new double[][] {{fData.getStation()},{fData.getV()}};
         } else {
-            logger.error("Unknown facet name: " + facetName);
+            log.error("Unknown facet name: " + facetName);
             return;
         }
         StyledSeriesBuilder.addPoints(series, points, true);
         Double start = (Double)context.getContextValue("startkm");
         Double end = (Double)context.getContextValue("endkm");
         if (start != null && end != null) {
-            logger.debug("start: " + start + " end: " + end);
+            log.debug("start: " + start + " end: " + end);
             D4EArtifact artifact = (D4EArtifact)bundle.getArtifact();
             RiverContext fc = (RiverContext)context.globalContext();
             // Adaptive smoothing, based on zoom factor/diagram extents.
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/HistoricalDischargeProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/HistoricalDischargeProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/HistoricalDischargeProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -17,7 +17,7 @@
 implements FacetTypes
 {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(HistoricalDischargeProcessor.class);
 
     /** Station for which the diagram is shown. */
@@ -46,7 +46,7 @@
             ThemeDocument theme,
             boolean visible
     ) {
-        logger.debug("do out: " + bundle.getFacetName());
+        log.debug("do out: " + bundle.getFacetName());
         CallContext context = generator.getCallContext();
         Object data = bundle.getData(context);
         if (data instanceof WQKms) {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/ManualPointsProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/ManualPointsProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/ManualPointsProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,7 +31,7 @@
 
 public class ManualPointsProcessor extends DefaultProcessor {
 
-    private static final Logger logger = Logger.getLogger(ManualPointsProcessor.class);
+    private static final Logger log = Logger.getLogger(ManualPointsProcessor.class);
 
     @Override
     public void doOut(
@@ -58,13 +58,13 @@
                 if (!act) {
                     continue;
                 }
-                //logger.debug(" x " + x + " y " + y );
+                //log.debug(" x " + x + " y " + y );
                 series.add(x, y, false);
                 xy.add(new CollisionFreeXYTextAnnotation(name, x, y));
             }
         }
         catch(JSONException e){
-            logger.error("Could not decode json.");
+            log.error("Could not decode json.");
         }
 
         RiverAnnotation annotation = new RiverAnnotation(null, null, null, theme);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/MiddleBedHeightProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/MiddleBedHeightProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/MiddleBedHeightProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -25,8 +25,8 @@
 
 public class MiddleBedHeightProcessor extends DefaultProcessor {
 
-    /** Private logger. */
-    private static final Logger logger =
+    /** Private log. */
+    private static final Logger log =
             Logger.getLogger(MiddleBedHeightProcessor.class);
 
     public static final String I18N_AXIS_LABEL =
@@ -52,7 +52,7 @@
             return;
         }
         if (!(raw instanceof double[][])) {
-            logger.error("Unkonwn data type: " + raw.getClass().getName());
+            log.error("Unkonwn data type: " + raw.getClass().getName());
             return;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/MiscDischargeProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/MiscDischargeProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/MiscDischargeProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -36,7 +36,7 @@
 public class MiscDischargeProcessor
 extends DefaultProcessor implements FacetTypes {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(MiscDischargeProcessor.class);
 
     /** Station for which the diagram is shown. */
@@ -83,7 +83,7 @@
             doPointsOut(generator, (double[][])data, bundle, theme, visible);
         }
         else {
-            logger.error("Can't process "
+            log.error("Can't process "
                 + data.getClass().getName() + " objects of facet "
                 + bundle.getFacetName());
         }
@@ -121,7 +121,7 @@
             return;
         }
         else {
-            logger.error("Can't process "
+            log.error("Can't process "
                 + data.getClass().getName() + " objects of facet "
                 + bundle.getFacetName());
         }
@@ -154,7 +154,7 @@
         boolean visible,
         int axidx
     ) {
-        logger.debug("doWQKmsPointOut");
+        log.debug("doWQKmsPointOut");
         String title = bundle.getFacetDescription();
         XYSeries series = new StyledXYSeries(
             title,
@@ -182,7 +182,7 @@
             }
         }
 
-        logger.warn("No WQ found for km " + getKm());
+        log.warn("No WQ found for km " + getKm());
     }
 
     protected void doRiverAnnotationOut(XYChartGenerator generator,
@@ -192,11 +192,11 @@
         boolean visible
     ) {
         if (!(generator instanceof DischargeCurveGenerator)) {
-            logger.error("DischargeProcessor can only be used in " +
+            log.error("DischargeProcessor can only be used in " +
                 " in DischargeCurveGenerator-classes.");
             return;
         }
-        logger.debug("doRiverAnnotationOut");
+        log.debug("doRiverAnnotationOut");
         DischargeCurveGenerator dGenerator =
             (DischargeCurveGenerator) generator;
 
@@ -217,7 +217,7 @@
         ThemeDocument theme,
         boolean visible
     ) {
-        logger.debug("doMarksOut");
+        log.debug("doMarksOut");
 
         if (!visible) {
             return;
@@ -303,7 +303,7 @@
         ThemeDocument theme,
         boolean visible
     ) {
-        logger.debug("doWQKmsPointOut");
+        log.debug("doWQKmsPointOut");
         String title = bundle.getFacetDescription();
         XYSeries series = new StyledXYSeries(
             title,
@@ -331,7 +331,7 @@
             }
         }
 
-        logger.warn("No WQ found for km " + getKm());
+        log.warn("No WQ found for km " + getKm());
     }
 
     protected void doRiverAnnotationOut(DiagramGenerator generator,
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/QOutProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/QOutProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/QOutProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -37,8 +37,8 @@
     public static final String
         I18N_LONGITUDINAL_LABEL_DEFAULT = "Q [m\u00b3/s]";
 
-    /** Private logger. */
-    private static final Logger logger =
+    /** Private log. */
+    private static final Logger log =
             Logger.getLogger(QOutProcessor.class);
 
     @Override
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/SQRelationProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/SQRelationProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/SQRelationProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,7 +31,7 @@
     public static final String I18N_AXIS_LABEL_DEFAULT =
         "";
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(SQRelationProcessor.class);
 
     @Override
@@ -50,7 +50,7 @@
         if (data == null) {
             // Check has been here before so we keep it but
             // this should never happen.
-            logger.error("Data is null for facet: " + facetName);
+            log.error("Data is null for facet: " + facetName);
             return;
         }
 
@@ -79,19 +79,19 @@
                 }
             }
         } else {
-            logger.error("Could not handle: " + facetName);
+            log.error("Could not handle: " + facetName);
             return;
         }
         series.putMetaData(metaData, bundle.getArtifact(), context);
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Series '" + desc + "' has "
+        if (log.isDebugEnabled()) {
+            log.debug("Series '" + desc + "' has "
                 + series.getItemCount() + " items.");
 
-            logger.debug("   -> min x = " + series.getMinX());
-            logger.debug("   -> max x = " + series.getMaxX());
-            logger.debug("   -> min y = " + series.getMinY());
-            logger.debug("   -> max y = " + series.getMaxY());
+            log.debug("   -> min x = " + series.getMinX());
+            log.debug("   -> max x = " + series.getMaxX());
+            log.debug("   -> min y = " + series.getMinY());
+            log.debug("   -> max y = " + series.getMaxY());
         }
 
         generator.addAxisSeries(series, axisName, visible);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/SedimentDensityProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/SedimentDensityProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/SedimentDensityProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -26,8 +26,8 @@
 /** Process Sediment Density data. */
 public class SedimentDensityProcessor extends DefaultProcessor {
 
-    /** Private logger. */
-    private final static Logger logger =
+    /** Private log. */
+    private final static Logger log =
             Logger.getLogger(SedimentDensityProcessor.class);
 
     public static final String I18N_AXIS_LABEL_DEFAULT =
@@ -51,7 +51,7 @@
         if (facetName.equals(FacetTypes.SEDIMENT_DENSITY)) {
             points =((SedimentDensity) data).getAllDensities();
         } else {
-            logger.error("Unknown facet name: " + facetName);
+            log.error("Unknown facet name: " + facetName);
             return;
         }
         StyledSeriesBuilder.addPoints(series, points, true);
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/SedimentLoadM3AProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/SedimentLoadM3AProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/SedimentLoadM3AProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -13,7 +13,7 @@
 
 public class SedimentLoadM3AProcessor extends SedimentLoadProcessor {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(SedimentLoadM3AProcessor.class);
 
     public static final String I18N_YAXIS_LABEL =
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/SedimentLoadProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/SedimentLoadProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/SedimentLoadProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -21,7 +21,7 @@
 // Base class for SedimantLoad$UNITProcessors
 public class SedimentLoadProcessor extends DefaultProcessor
 {
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(SedimentLoadProcessor.class);
 
     @Override
@@ -30,7 +30,7 @@
             ArtifactAndFacet bundle,
             ThemeDocument    theme,
             boolean          visible) {
-        logger.debug("doOut " + bundle.getFacetName());
+        log.debug("doOut " + bundle.getFacetName());
         CallContext context = generator.getCallContext();
         XYSeries series = new StyledXYSeries(bundle.getFacetDescription(),
                 false, // Handle NaN
@@ -39,11 +39,11 @@
         String facetName = bundle.getFacetName();
         double [][] points;
 
-        logger.debug("Do out for: " + facetName);
+        log.debug("Do out for: " + facetName);
         if (facetName.startsWith("sedimentload.")) {
             points = (double[][]) data;
         } else {
-            logger.error("Unknown facet name: " + facetName);
+            log.error("Unknown facet name: " + facetName);
             return;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/SedimentLoadTAProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/SedimentLoadTAProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/SedimentLoadTAProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -14,7 +14,7 @@
 
 public class SedimentLoadTAProcessor extends SedimentLoadProcessor{
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(SedimentLoadTAProcessor.class);
 
     public static final String I18N_YAXIS_LABEL =
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/ShearStressProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/ShearStressProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/ShearStressProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,7 +23,7 @@
 
 public class ShearStressProcessor extends DefaultProcessor {
 
-    private final static Logger logger =
+    private final static Logger log =
             Logger.getLogger(ShearStressProcessor.class);
 
     public static final String I18N_AXIS_LABEL =
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/process/WOutProcessor.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/process/WOutProcessor.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/process/WOutProcessor.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,8 +33,8 @@
  */
 public class WOutProcessor extends DefaultProcessor {
 
-    /** Private logger. */
-    private static final Logger logger =
+    /** Private log. */
+    private static final Logger log =
             Logger.getLogger(WOutProcessor.class);
 
     public static final String I18N_AXIS_LABEL =
@@ -49,7 +49,7 @@
             ThemeDocument    theme,
             boolean          visible
     ) {
-        logger.debug("Processing facet: " + bundle.getFacetName());
+        log.debug("Processing facet: " + bundle.getFacetName());
         CallContext context = generator.getCallContext();
         Object data = bundle.getData(context);
 
@@ -103,7 +103,7 @@
             bundle.getFacetName().equals(FacetTypes.DISCHARGE_LONGITUDINAL_C)) {
             /* Only use W values to check if the diagram should be inverted
              * see flys/issue1290 for details */
-            logger.debug("Check for RTL data: "+ wkms.guessRTLData());
+            log.debug("Check for RTL data: "+ wkms.guessRTLData());
             generator.setInverted(wkms.guessRTLData());
         }
     }
@@ -116,7 +116,7 @@
             boolean          visible,
             int              index)
     {
-        logger.debug("doOut");
+        log.debug("doOut");
 
         CallContext context = generator.getCallContext();
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/sq/SQOverviewGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/sq/SQOverviewGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/sq/SQOverviewGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -43,7 +43,7 @@
 public class SQOverviewGenerator
 implements OutGenerator
 {
-    private static Logger logger = Logger.getLogger(SQOverviewGenerator.class);
+    private static Logger log = Logger.getLogger(SQOverviewGenerator.class);
 
     public static final String XPATH_CHART_SIZE =
         "/art:action/art:attributes/art:size";
@@ -66,7 +66,7 @@
 
     @Override
     public void setup(Object config) {
-        logger.debug("SQOverviewGenerator.setup");
+        log.debug("SQOverviewGenerator.setup");
     }
 
     /**
@@ -80,13 +80,13 @@
         ThemeDocument    attr,
         boolean          visible
     ) {
-        logger.debug("doOut()");
+        log.debug("doOut()");
 
         // TODO: Why not using outName for this.
 
         String name = artifactAndFacet.getData(context).toString();
         if(name != null) {
-            logger.debug("name: " + name);
+            log.debug("name: " + name);
             ChartGenerator2 g =
                 (ChartGenerator2)RiverContext.getOutGenerator(
                     context,
@@ -96,7 +96,7 @@
             g.setMasterArtifact(master);
 
             if (g == null) {
-                logger.debug("generator is null.");
+                log.debug("generator is null.");
                 return;
             }
 
@@ -113,10 +113,10 @@
                 charts.add(chart);
             }
             catch (IOException e) {
-                logger.warn(e);
+                log.warn(e);
             }
             catch (ArtifactDatabaseException e) {
-                logger.warn(e);
+                log.warn(e);
             }
         }
     }
@@ -142,7 +142,7 @@
 
     @Override
     public void generate() throws IOException {
-        logger.debug("SQOverviewGenerator.generate");
+        log.debug("SQOverviewGenerator.generate");
 
         int[] size = getSize();
 
@@ -152,7 +152,7 @@
         BufferedImage result =
             new BufferedImage(size[0], size[1], BufferedImage.TYPE_INT_RGB);
         for (int i = 0, S = charts.size(); i < S; i++) {
-            logger.debug("index: " + i);
+            log.debug("index: " + i);
             JFreeChart chart = charts.get(i);
             ChartRenderingInfo info = new ChartRenderingInfo();
             BufferedImage img =
@@ -198,7 +198,7 @@
         String      output)
     throws    ArtifactDatabaseException
     {
-        logger.debug("find specific XML node for Output: " + output);
+        log.debug("find specific XML node for Output: " + output);
 
         Map<String, String> vars = new HashMap<String, String>();
         vars.put("output", output);
@@ -249,7 +249,7 @@
                     size[1] = Integer.parseInt(h);
                 }
                 catch (NumberFormatException nfe) {
-                    logger.warn("Wrong values for chart width/height.");
+                    log.warn("Wrong values for chart width/height.");
                 }
             }
         }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/exports/sq/SQRelationExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/sq/SQRelationExporter.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/sq/SQRelationExporter.java	Fri Sep 05 12:58:17 2014 +0200
@@ -53,8 +53,8 @@
  */
 public class SQRelationExporter extends AbstractExporter {
 
-    /** Private logger. */
-    private static final Logger logger =
+    /** Private log. */
+    private static final Logger log =
         Logger.getLogger(SQRelationExporter.class);
 
     public static final String INFO_COEFF_A =
@@ -190,7 +190,7 @@
 
     @Override
     protected void writeCSVData(CSVWriter writer) {
-        logger.debug("writeCSVData");
+        log.debug("writeCSVData");
 
         writeCSVInfo(writer, new String[] {
                 msg(INFO_COEFF_A),
@@ -338,7 +338,7 @@
 
     @Override
     protected void writePDF(OutputStream out) {
-        logger.debug("write PDF");
+        log.debug("write PDF");
         SQRelationJRDataSource source = createJRData();
 
         String jasperFile = Resources.getMsg(
@@ -359,7 +359,7 @@
             JasperExportManager.exportReportToPdfStream(print, out);
         }
         catch(JRException je) {
-            logger.warn("Error generating PDF Report!", je);
+            log.warn("Error generating PDF Report!", je);
         }
     }
 }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/jfree/AnnotationHelper.java
--- a/artifacts/src/main/java/org/dive4elements/river/jfree/AnnotationHelper.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/jfree/AnnotationHelper.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,7 +33,7 @@
 
 /** Annotation helper class, handles plotting of annotations. */
 public class AnnotationHelper {
-    private static final Logger logger = Logger.getLogger(AnnotationHelper.class);
+    private static final Logger log = Logger.getLogger(AnnotationHelper.class);
 
     protected static float ANNOTATIONS_AXIS_OFFSET = 0.02f;
 
@@ -49,10 +49,10 @@
      */
     public static void addAnnotationsToRenderer(List<RiverAnnotation> annotations,
             XYPlot plot, ChartSettings settings, Map<Integer, AxisDataset> datasets) {
-        logger.debug("addAnnotationsToRenderer");
+        log.debug("addAnnotationsToRenderer");
 
         if (annotations == null || annotations.isEmpty()) {
-            logger.debug("addAnnotationsToRenderer: no annotations.");
+            log.debug("addAnnotationsToRenderer: no annotations.");
             return;
         }
 
@@ -167,7 +167,7 @@
             // There is one nasty case (duration curves, where annotations
             // might stick to the second y-axis).
             if (dataset == null) {
-                logger.warn("Annotation should stick to unfindable y-axis: "
+                log.warn("Annotation should stick to unfindable y-axis: "
                     + annotation.getAxisSymbol());
                 rendererIndex = 0;
             }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/jfree/AxisDataset.java
--- a/artifacts/src/main/java/org/dive4elements/river/jfree/AxisDataset.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/jfree/AxisDataset.java	Fri Sep 05 12:58:17 2014 +0200
@@ -25,7 +25,7 @@
  */
 public class AxisDataset
 {
-    private static Logger logger = Logger.getLogger(AxisDataset.class);
+    private static Logger log = Logger.getLogger(AxisDataset.class);
 
     /** Symbolic integer, but also coding the priority (0 goes first). */
     protected int axisSymbol;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/jfree/EnhancedLineAndShapeRenderer.java
--- a/artifacts/src/main/java/org/dive4elements/river/jfree/EnhancedLineAndShapeRenderer.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/jfree/EnhancedLineAndShapeRenderer.java	Fri Sep 05 12:58:17 2014 +0200
@@ -44,8 +44,8 @@
      */
     private static final long serialVersionUID = 1L;
 
-    /** Own logger. */
-    private static final Logger logger =
+    /** Own log. */
+    private static final Logger log =
         Logger.getLogger(EnhancedLineAndShapeRenderer.class);
 
     protected BooleanList isMinimumShapeVisible;
@@ -150,7 +150,7 @@
             return b;
         }
 
-        logger.warn("Item paint is no instance of Color!");
+        log.warn("Item paint is no instance of Color!");
         return p;
     }
 
@@ -170,7 +170,7 @@
             return b;
         }
 
-        logger.warn("Item paint is no instance of Color!");
+        log.warn("Item paint is no instance of Color!");
         return p;
     }
 
@@ -223,11 +223,11 @@
                 && isMaximum(dataset, series, item);
 
             if (isMinimum) {
-                logger.debug("Create a Minimum shape.");
+                log.debug("Create a Minimum shape.");
                 shape = getMinimumShape(series, item);
             }
             else if (isMaximum) {
-                logger.debug("Create a Maximum shape.");
+                log.debug("Create a Maximum shape.");
                 shape = getMaximumShape(series, item);
             }
             else {
@@ -486,7 +486,7 @@
             return old.doubleValue();
         }
 
-        logger.debug("Compute minimum of Series: " + series);
+        log.debug("Compute minimum of Series: " + series);
 
         double min = Double.MAX_VALUE;
 
@@ -525,7 +525,7 @@
             return old.doubleValue();
         }
 
-        logger.debug("Compute minimum of Series: " + series);
+        log.debug("Compute minimum of Series: " + series);
 
         double min = Double.MAX_VALUE;
 
@@ -564,7 +564,7 @@
             return old.doubleValue();
         }
 
-        logger.debug("Compute maximum of Series: " + series);
+        log.debug("Compute maximum of Series: " + series);
 
         double max = -Double.MAX_VALUE;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/jfree/JFreeUtil.java
--- a/artifacts/src/main/java/org/dive4elements/river/jfree/JFreeUtil.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/jfree/JFreeUtil.java	Fri Sep 05 12:58:17 2014 +0200
@@ -22,7 +22,7 @@
 
 public class JFreeUtil {
 
-    private static final Logger logger = Logger.getLogger(JFreeUtil.class);
+    private static final Logger log = Logger.getLogger(JFreeUtil.class);
 
     /** Do not instantiate. */
     private JFreeUtil() {
@@ -98,7 +98,7 @@
             x[i] = startX + xFac * (endX - startX);
             y[i] = startY + yFac * (endY - startY);
 
-            logger.debug("Created new point: " + x[i] + "|" + y[i]);
+            log.debug("Created new point: " + x[i] + "|" + y[i]);
         }
 
         return new double[][] { x, y };
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/jfree/StyledTimeSeries.java
--- a/artifacts/src/main/java/org/dive4elements/river/jfree/StyledTimeSeries.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/jfree/StyledTimeSeries.java	Fri Sep 05 12:58:17 2014 +0200
@@ -19,7 +19,7 @@
  */
 public class StyledTimeSeries extends TimeSeries implements StyledSeries {
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(StyledTimeSeries.class);
 
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/jfree/StyledXYSeries.java
--- a/artifacts/src/main/java/org/dive4elements/river/jfree/StyledXYSeries.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/jfree/StyledXYSeries.java	Fri Sep 05 12:58:17 2014 +0200
@@ -33,7 +33,7 @@
 extends XYSeries
 implements StyledSeries, HasLabel, XYMetaDataset {
 
-    private static final Logger logger = Logger.getLogger(StyledXYSeries.class);
+    private static final Logger log = Logger.getLogger(StyledXYSeries.class);
 
     protected Style style;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/jfree/XYStyle.java
--- a/artifacts/src/main/java/org/dive4elements/river/jfree/XYStyle.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/jfree/XYStyle.java	Fri Sep 05 12:58:17 2014 +0200
@@ -25,7 +25,7 @@
  */
 public class XYStyle implements Style {
 
-    private static Logger logger = Logger.getLogger(XYStyle.class);
+    private static Logger log = Logger.getLogger(XYStyle.class);
 
     protected ThemeDocument theme;
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/themes/ThemeDocument.java
--- a/artifacts/src/main/java/org/dive4elements/river/themes/ThemeDocument.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/themes/ThemeDocument.java	Fri Sep 05 12:58:17 2014 +0200
@@ -27,7 +27,7 @@
 
 public class ThemeDocument
 {
-    private static Logger logger = Logger.getLogger(ThemeDocument.class);
+    private static Logger log = Logger.getLogger(ThemeDocument.class);
 
     private static final String MSG_ISOBATH_CLASS = "floodmap.isobath.class";
 
@@ -144,7 +144,7 @@
     private static Map<String, String> extractValues(Document document) {
         Map<String, String> values = new HashMap<String, String>();
         if (document == null) {
-            logger.error("Invalid null document given.");
+            log.error("Invalid null document given.");
             return values;
         }
 
@@ -157,8 +157,8 @@
                 values.put(name, value);
             }
         }
-        if (logger.isDebugEnabled()) {
-            logger.debug("Theme values: " + values);
+        if (log.isDebugEnabled()) {
+            log.debug("Theme values: " + values);
         }
         return values;
     }
@@ -258,7 +258,7 @@
 
     public Font parseFont() {
         String font = getValue(FONT);
-        logger.debug(" font is " + font);
+        log.debug(" font is " + font);
         if (font == null) {
             return null;
         }
@@ -310,7 +310,7 @@
             return Integer.parseInt(size);
         }
         catch (NumberFormatException nfe) {
-            logger.warn("Unable to set line size from string: '" + size + "'");
+            log.warn("Unable to set line size from string: '" + size + "'");
         }
         return 0;
     }
@@ -336,7 +336,7 @@
             return dashes;
         }
         catch (NumberFormatException nfe) {
-            logger.warn("Unable to set dash from string: '" + dash + "'");
+            log.warn("Unable to set dash from string: '" + dash + "'");
             return def;
         }
     }
@@ -598,8 +598,8 @@
      */
     public Color parseLineColorField() {
         String lineColorStr = getLineColorString();
-        if (logger.isDebugEnabled()) {
-            logger.debug("parseLineColorField: lineColorStr = " +
+        if (log.isDebugEnabled()) {
+            log.debug("parseLineColorField: lineColorStr = " +
                 (lineColorStr == null
                      ? "null"
                      : lineColorStr));
@@ -610,8 +610,8 @@
 
     public Color parseAreaLineColorField() {
         String lineColorStr = getAreaLineColorString();
-        if (logger.isDebugEnabled()) {
-            logger.debug("parseLineColorField: lineColorStr = " +
+        if (log.isDebugEnabled()) {
+            log.debug("parseLineColorField: lineColorStr = " +
                 (lineColorStr == null
                     ? "null"
                     : lineColorStr));
@@ -742,7 +742,7 @@
         String backcolor = getLabelBackgroundColorString();
         String linecolor = getLineColorString();
         if (linecolor == null) {
-            logger.warn("createMapserverStyle: linecolor String is empty");
+            log.warn("createMapserverStyle: linecolor String is empty");
             linecolor = "0,128,255";
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/themes/ThemeFactory.java
--- a/artifacts/src/main/java/org/dive4elements/river/themes/ThemeFactory.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/themes/ThemeFactory.java	Fri Sep 05 12:58:17 2014 +0200
@@ -34,7 +34,7 @@
  */
 public class ThemeFactory {
 
-    private static Logger logger = Logger.getLogger(ThemeFactory.class);
+    private static Logger log = Logger.getLogger(ThemeFactory.class);
 
     /** Trivial, hidden constructor. */
     private ThemeFactory() {
@@ -54,7 +54,7 @@
         String name = getName(config);
         String desc = getDescription(config);
 
-        logger.debug("Create new theme: " + name);
+        log.debug("Create new theme: " + name);
 
         Theme theme = new DefaultTheme(name, desc);
 
@@ -82,13 +82,13 @@
         String output,
         String groupName)
     {
-        if (logger.isDebugEnabled()) {
-            logger.debug(
+        if (log.isDebugEnabled()) {
+            log.debug(
                 "Search theme for: " + name + " - pattern: " + pattern);
         }
 
         if (c == null || name == null) {
-            logger.warn("Cannot search for theme.");
+            log.warn("Cannot search for theme.");
             return null;
         }
 
@@ -110,7 +110,7 @@
         }
 
         if (group == null) {
-            logger.warn("No theme group found: '" + groupName + "'");
+            log.warn("No theme group found: '" + groupName + "'");
             return null;
         }
 
@@ -119,14 +119,14 @@
         D4EArtifact artifact = (D4EArtifact) c.get(RiverContext.ARTIFACT_KEY);
 
         if (map == null || map.isEmpty() || t == null || t.isEmpty()) {
-            logger.warn("No mappings or themes found. Cannot retrieve theme!");
+            log.warn("No mappings or themes found. Cannot retrieve theme!");
             return null;
         }
 
         List<ThemeMapping> mapping = map.get(name);
 
         if (mapping == null) {
-            logger.warn("No theme found for mapping: " + name);
+            log.warn("No theme found for mapping: " + name);
             return null;
         }
 
@@ -139,7 +139,7 @@
             {
                 String target = tm.getTo();
 
-                logger.debug("Found theme '" + target + "'");
+                log.debug("Found theme '" + target + "'");
                 return t.get(target);
             }
         }
@@ -148,7 +148,7 @@
             "No theme found for '" + name +
             "' with pattern '" + pattern + "' and output " + output + ".";
 
-        logger.warn(msg);
+        log.warn(msg);
 
         return null;
     }
@@ -197,18 +197,18 @@
         Theme    t,
         Map<String, Node> themes
     ) {
-        logger.debug("ThemeFactory.parseInherits");
+        log.debug("ThemeFactory.parseInherits");
 
         NodeList inherits = ((Element)cfg).getElementsByTagName("inherit");
 
         int num = inherits.getLength();
 
         if (num == 0) {
-            logger.debug("Theme does not inherit from other themes.");
+            log.debug("Theme does not inherit from other themes.");
             return;
         }
 
-        logger.debug("Theme inherits from " + num + " other themes.");
+        log.debug("Theme inherits from " + num + " other themes.");
 
         if (themes == null) {
             themes = buildThemeMap(themeCfg);
@@ -245,7 +245,7 @@
 
     protected static void parseFields(Node config, Theme theme) {
         if (config == null || theme == null) {
-            logger.warn("Parsing fields without node or theme is senseless!");
+            log.warn("Parsing fields without node or theme is senseless!");
             return;
         }
 
@@ -253,10 +253,10 @@
 
         int num = fields.getLength();
 
-        logger.debug("Found " + num + " own fields in this theme.");
+        log.debug("Found " + num + " own fields in this theme.");
 
         if (num == 0) {
-            logger.debug("Theme has no own fields.");
+            log.debug("Theme has no own fields.");
             return;
         }
 
@@ -271,14 +271,14 @@
     protected static void addField(Theme theme, Node field) {
         String name = ((Element)field).getAttribute("name");
 
-        logger.debug("Add field " + name + " to theme " + theme.getName());
+        log.debug("Add field " + name + " to theme " + theme.getName());
 
         NamedNodeMap attrs = field.getAttributes();
 
         int num = attrs != null ? attrs.getLength() : 0;
 
         if (num == 0) {
-            logger.warn("This field has no attributes.");
+            log.warn("This field has no attributes.");
             return;
         }
 
@@ -303,7 +303,7 @@
         int num = attrs != null ? attrs.getLength() : 0;
 
         if (num == 0) {
-            logger.debug("Theme has no attributes set.");
+            log.debug("Theme has no attributes set.");
             return;
         }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/themes/ThemeMapping.java
--- a/artifacts/src/main/java/org/dive4elements/river/themes/ThemeMapping.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/themes/ThemeMapping.java	Fri Sep 05 12:58:17 2014 +0200
@@ -21,8 +21,8 @@
  */
 public class ThemeMapping implements Serializable {
 
-    /** The logger that is used in this class */
-    private static Logger logger = Logger.getLogger(ThemeMapping.class);
+    /** The log that is used in this class */
+    private static Logger log = Logger.getLogger(ThemeMapping.class);
 
     /** Name from which to map. */
     protected String from;
@@ -98,11 +98,11 @@
         Matcher m = pattern.matcher(text);
 
        if (m.matches()) {
-           logger.debug("Pattern matches: " + text);
+           log.debug("Pattern matches: " + text);
            return true;
        }
        else {
-           logger.debug(
+           log.debug(
                "Pattern '"+ text + "' does not match: " + this.patternStr);
            return false;
        }
@@ -127,7 +127,7 @@
         // Operator split.
         String[] parts = masterAttr.split("==");
         if (parts.length != 2) {
-            logger.error("ThemeMapping could not parse masterAttr.-condition:_"
+            log.error("ThemeMapping could not parse masterAttr.-condition:_"
                 + masterAttr + "_");
             return false;
         }
@@ -135,11 +135,11 @@
         // Test.
         String artData = artifact.getDataAsString(parts[0]);
         if (artData != null && artData.equals(parts[1])) {
-            logger.debug("Matches master Attribute.");
+            log.debug("Matches master Attribute.");
             return true;
         }
         else {
-            logger.debug("Does not match master Attribute.");
+            log.debug("Does not match master Attribute.");
             return false;
         }
     }
@@ -155,11 +155,11 @@
         }
 
         if (this.output.equals(output)) {
-            logger.debug("Output matches this mapping: " + output);
+            log.debug("Output matches this mapping: " + output);
             return true;
         }
         else {
-            logger.debug("Output '"+ output +"' does not match: "+ this.output);
+            log.debug("Output '"+ output +"' does not match: "+ this.output);
             return false;
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/utils/ArtifactMapfileGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/utils/ArtifactMapfileGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/utils/ArtifactMapfileGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -31,7 +31,7 @@
 
 public class ArtifactMapfileGenerator extends MapfileGenerator {
 
-    private static Logger logger = Logger.getLogger(ArtifactMapfileGenerator.class);
+    private static Logger log = Logger.getLogger(ArtifactMapfileGenerator.class);
 
     public static final String FLOODMAP_UESK_KEY =
         "floodmap.uesk";
@@ -63,7 +63,7 @@
     {
         File[] userDirs = getUserDirs();
         List<String> layers = parseLayers(userDirs);
-        logger.info("Found " + layers.size() + " layers for user mapfile.");
+        log.info("Found " + layers.size() + " layers for user mapfile.");
 
         writeMapfile(layers);
     }
@@ -82,7 +82,7 @@
         CallContext context
     ) throws FileNotFoundException, IOException
     {
-        logger.debug("createUeskLayer");
+        log.debug("createUeskLayer");
 
         String identifier = flys.identifier();
 
@@ -116,7 +116,7 @@
 
         Template template = getTemplateByName(WSPLGEN_LAYER_TEMPLATE);
         if (template == null) {
-            logger.warn("Template '" + WSPLGEN_LAYER_TEMPLATE + "' found.");
+            log.warn("Template '" + WSPLGEN_LAYER_TEMPLATE + "' found.");
             return;
         }
 
@@ -125,8 +125,8 @@
             writeLayer(layerinfo, new File(dir, name), template);
         }
         catch (FileNotFoundException fnfe) {
-            logger.error(fnfe, fnfe);
-            logger.warn("Unable to write layer: " + name);
+            log.error(fnfe, fnfe);
+            log.warn("Unable to write layer: " + name);
         }
     }
 
@@ -141,14 +141,14 @@
     public void createUserShapeLayer(D4EArtifact flys, WMSLayerFacet wms)
         throws FileNotFoundException, IOException
     {
-        logger.debug("createUserShapeLayer");
+        log.debug("createUserShapeLayer");
 
         String uuid = flys.identifier();
         File   dir  = new File(getShapefileBaseDir(), uuid);
         File   test = new File(dir, WSPLGEN_USER_SHAPE);
 
         if (!test.exists() || !test.canRead()) {
-            logger.debug("No user layer existing.");
+            log.debug("No user layer existing.");
             return;
         }
 
@@ -186,7 +186,7 @@
 
         Template tpl = getTemplateByName(SHP_LAYER_TEMPLATE);
         if (tpl == null) {
-            logger.warn("Template '" + SHP_LAYER_TEMPLATE + "' found.");
+            log.warn("Template '" + SHP_LAYER_TEMPLATE + "' found.");
             return;
         }
 
@@ -194,8 +194,8 @@
             writeLayer(info, new File(dir, nameUser), tpl);
         }
         catch (FileNotFoundException fnfe) {
-            logger.error(fnfe, fnfe);
-            logger.warn("Unable to write layer: " + nameUser);
+            log.error(fnfe, fnfe);
+            log.warn("Unable to write layer: " + nameUser);
         }
 
     }
@@ -215,7 +215,7 @@
             )
         throws FileNotFoundException, IOException
     {
-        logger.debug("createDatabaseLayer");
+        log.debug("createDatabaseLayer");
 
         LayerInfo layerinfo = new LayerInfo();
         layerinfo.setName(wms.getName() + "-" + flys.identifier());
@@ -236,7 +236,7 @@
 
         Template template = getTemplateByName(DB_LAYER_TEMPLATE);
         if (template == null) {
-            logger.warn("Template '" + DB_LAYER_TEMPLATE + "' found.");
+            log.warn("Template '" + DB_LAYER_TEMPLATE + "' found.");
             return;
         }
 
@@ -245,8 +245,8 @@
             writeLayer(layerinfo, new File(dir, name), template);
         }
         catch (FileNotFoundException fnfe) {
-            logger.error(fnfe, fnfe);
-            logger.warn("Unable to write layer: " + name);
+            log.error(fnfe, fnfe);
+            log.warn("Unable to write layer: " + name);
         }
     }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/utils/DoubleUtil.java
--- a/artifacts/src/main/java/org/dive4elements/river/utils/DoubleUtil.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/utils/DoubleUtil.java	Fri Sep 05 12:58:17 2014 +0200
@@ -20,7 +20,7 @@
 /** Utils to deal with Double precision values. */
 public class DoubleUtil
 {
-    /** Private logger. */
+    /** Private log. */
     private static Logger log = Logger.getLogger(DoubleUtil.class);
 
     public static final double DEFAULT_STEP_PRECISION = 1e6;
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/utils/GeometryUtils.java
--- a/artifacts/src/main/java/org/dive4elements/river/utils/GeometryUtils.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/utils/GeometryUtils.java	Fri Sep 05 12:58:17 2014 +0200
@@ -49,7 +49,7 @@
 
 public class GeometryUtils {
 
-    private static final Logger logger = Logger.getLogger(GeometryUtils.class);
+    private static final Logger log = Logger.getLogger(GeometryUtils.class);
 
     public static final String PREFIX_EPSG  = "EPSG:";
 
@@ -81,10 +81,10 @@
             }
         }
         catch(HibernateException iae) {
-            logger.warn("Exception, no valid river axis found for " + rivername);
+            log.warn("Exception, no valid river axis found for " + rivername);
             return null;
         }
-        logger.warn("No valid river axis found for " + rivername);
+        log.warn("No valid river axis found for " + rivername);
 
         return null;
     }
@@ -226,7 +226,7 @@
         String epsg
     ) {
         if (epsg == null) {
-            logger.warn("cannot create CoordinateReferenceSystem with null");
+            log.warn("cannot create CoordinateReferenceSystem with null");
             return null;
         }
 
@@ -238,7 +238,7 @@
             return CRS.decode(epsg);
         }
         catch (FactoryException fe) {
-            logger.error(
+            log.error(
                 "unable to get CoordinateReferenceSystem for: " + epsg,
                 fe);
         }
@@ -258,11 +258,11 @@
         String   origSrs
     ) {
         if (targetSrs == null || orig == null || origSrs == null) {
-            logger.warn("unable to transform envelope: empty parameters");
+            log.warn("unable to transform envelope: empty parameters");
             return orig;
         }
 
-        logger.debug("Transform envlope to '" + targetSrs + "'");
+        log.debug("Transform envlope to '" + targetSrs + "'");
         try {
             CoordinateReferenceSystem sourceCRS =
                 getCoordinateReferenceSystem(origSrs);
@@ -276,22 +276,22 @@
 
                 Envelope target = tmpEnv.transform(targetCRS, false);
 
-                if (logger.isDebugEnabled()) {
-                    logger.debug("   orig envelope       : " + orig);
-                    logger.debug("   transformed envelope: " + target);
+                if (log.isDebugEnabled()) {
+                    log.debug("   orig envelope       : " + orig);
+                    log.debug("   transformed envelope: " + target);
                 }
 
                 return target;
             }
         }
         catch (NoSuchAuthorityCodeException nsae) {
-            logger.error("Cannot get CoordinateReferenceSystem!", nsae);
+            log.error("Cannot get CoordinateReferenceSystem!", nsae);
         }
         catch (FactoryException fe) {
-            logger.error("Cannot get CoordinateReferenceSystem!", fe);
+            log.error("Cannot get CoordinateReferenceSystem!", fe);
         }
         catch (TransformException te) {
-            logger.error("Cannot transform envelope from source "
+            log.error("Cannot transform envelope from source "
                 + origSrs + " to target srs " + targetSrs);
         }
 
@@ -310,7 +310,7 @@
         SimpleFeatureType featureType, FeatureCollection<?, ?> collection,
         CoordinateReferenceSystem crs) {
         if (collection.isEmpty()) {
-            logger.warn("Shapefile is not written - no features given!");
+            log.warn("Shapefile is not written - no features given!");
             return false;
         }
 
@@ -360,21 +360,21 @@
             return true;
         }
         catch (MalformedURLException mue) {
-            logger.error("Unable to prepare shapefile: " + mue.getMessage());
+            log.error("Unable to prepare shapefile: " + mue.getMessage());
         }
         catch (IOException ioe) {
-            logger.error("Unable to write shapefile: " + ioe.getMessage());
+            log.error("Unable to write shapefile: " + ioe.getMessage());
         }
         catch (NoSuchAuthorityCodeException nsae) {
-            logger.error("Cannot get CoordinateReferenceSystem for '"
+            log.error("Cannot get CoordinateReferenceSystem for '"
                 + DEFAULT_EPSG + "'");
         }
         catch (FactoryException fe) {
-            logger.error("Cannot get CoordinateReferenceSystem for '"
+            log.error("Cannot get CoordinateReferenceSystem for '"
                 + DEFAULT_EPSG + "'");
         }
         catch (TransformException te) {
-            logger.error("Was not able to transform geometry!", te);
+            log.error("Was not able to transform geometry!", te);
         }
         finally {
             if (transaction != null) {
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/utils/MapUtils.java
--- a/artifacts/src/main/java/org/dive4elements/river/utils/MapUtils.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/utils/MapUtils.java	Fri Sep 05 12:58:17 2014 +0200
@@ -19,7 +19,7 @@
 
 public class MapUtils
 {
-    private static final Logger logger = Logger.getLogger(MapUtils.class);
+    private static final Logger log = Logger.getLogger(MapUtils.class);
 
     public static final Pattern DB_URL_PATTERN =
         Pattern.compile("(.*)\\/\\/(.*):([0-9]+)\\/([\\.a-zA-Z0-9_-]+)");
@@ -41,23 +41,23 @@
         String pass = SessionFactoryProvider.getPass(sf);
         String url  = SessionFactoryProvider.getURL(sf);
 
-        logger.debug("Parse connection url: " + url);
+        log.debug("Parse connection url: " + url);
 
         Matcher m = DB_URL_PATTERN.matcher(url);
         if (!m.matches()) {
-            logger.warn("Could not parse Connection string." +
+            log.warn("Could not parse Connection string." +
                 "Try to parse PostgreSQL string.");
             // maybe this is a PostgreSQL connection...
             return getPostgreSQLConnection();
         }
 
-        logger.debug("Groups for connection string: " + m.groupCount());
+        log.debug("Groups for connection string: " + m.groupCount());
         int groups = m.groupCount();
 
 
-        if (logger.isDebugEnabled()) {
+        if (log.isDebugEnabled()) {
             for (int i = 0; i <= groups; i++) {
-                logger.debug("Group " + i + ": " + m.group(i));
+                log.debug("Group " + i + ": " + m.group(i));
             }
         }
 
@@ -65,7 +65,7 @@
 
         if (RiverUtils.isUsingOracle()) {
             if (groups < 4) {
-                logger.warn("Could only partially parse connection string.");
+                log.warn("Could only partially parse connection string.");
                 return null;
             }
 
@@ -76,7 +76,7 @@
         }
         else {
             if (groups < 4) {
-                logger.warn("Could only partially parse connection string.");
+                log.warn("Could only partially parse connection string.");
                 return null;
             }
 
@@ -118,23 +118,23 @@
 
         Matcher m = DB_PSQL_URL_PATTERN.matcher(url);
         if (!m.matches()) {
-            logger.warn("Could not parse PostgreSQL Connection string.");
+            log.warn("Could not parse PostgreSQL Connection string.");
             return null;
         }
 
         int groups = m.groupCount();
-        logger.debug("Groups for PostgreSQL connection string: " + groups);
+        log.debug("Groups for PostgreSQL connection string: " + groups);
 
-        if (logger.isDebugEnabled()) {
+        if (log.isDebugEnabled()) {
             for (int i = 0; i <= groups; i++) {
-                logger.debug("Group " + i + ": " + m.group(i));
+                log.debug("Group " + i + ": " + m.group(i));
             }
         }
 
         String connection = null;
 
         if (groups < 4) {
-            logger.warn("Could only partially parse connection string.");
+            log.warn("Could only partially parse connection string.");
             return null;
         }
 
@@ -144,7 +144,7 @@
 
         connection = createConnectionString(user, pass, host, db, port);
 
-        logger.debug("Created connection: '" + connection + "'");
+        log.debug("Created connection: '" + connection + "'");
 
         return connection;
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/utils/MapfileGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/utils/MapfileGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/utils/MapfileGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -53,7 +53,7 @@
     public static final String MS_LAYER_PREFIX     = "ms_layer-";
     public static final String MS_USERSHAPE_PREFIX = "user-";
 
-    private static Logger logger = Logger.getLogger(MapfileGenerator.class);
+    private static Logger log = Logger.getLogger(MapfileGenerator.class);
 
     private File shapefileDirectory;
 
@@ -91,7 +91,7 @@
                 setupVelocity(velocityEngine);
             }
             catch (Exception e) {
-                logger.error(e, e);
+                log.error(e, e);
                 return null;
             }
         }
@@ -146,11 +146,11 @@
         }
         catch (FileNotFoundException fnfe) {
             // this is bad
-            logger.warn(fnfe, fnfe);
+            log.warn(fnfe, fnfe);
         }
         catch (IOException ioe) {
             // this is also bad
-            logger.warn(ioe, ioe);
+            log.warn(ioe, ioe);
         }
 
         return context;
@@ -171,14 +171,14 @@
         try {
             VelocityEngine engine = getVelocityEngine();
             if (engine == null) {
-                logger.error("Error while fetching VelocityEngine.");
+                log.error("Error while fetching VelocityEngine.");
                 return null;
             }
 
             return engine.getTemplate(model);
         }
         catch (Exception e) {
-            logger.warn(e, e);
+            log.warn(e, e);
         }
 
         return null;
@@ -268,7 +268,7 @@
                     layers.add(layer.getCanonicalPath());
                 }
                 catch (IOException ioe) {
-                    logger.warn(ioe, ioe);
+                    log.warn(ioe, ioe);
                 }
             }
         }
@@ -296,9 +296,9 @@
     )
     throws    FileNotFoundException
     {
-        if (logger.isDebugEnabled()) {
-            logger.debug("Write layer for:");
-            logger.debug("   directory/file: " + layerFile.getName());
+        if (log.isDebugEnabled()) {
+            log.debug("Write layer for:");
+            log.debug("   directory/file: " + layerFile.getName());
         }
 
         Writer writer = null;
@@ -312,13 +312,13 @@
             tpl.merge(context, writer);
         }
         catch (FileNotFoundException fnfe) {
-            logger.error(fnfe, fnfe);
+            log.error(fnfe, fnfe);
         }
         catch (IOException ioe) {
-            logger.error(ioe, ioe);
+            log.error(ioe, ioe);
         }
         catch (Exception e) {
-            logger.error(e, e);
+            log.error(e, e);
         }
         finally {
             try {
@@ -327,7 +327,7 @@
                 }
             }
             catch (IOException ioe) {
-                logger.debug(ioe, ioe);
+                log.debug(ioe, ioe);
             }
         }
     }
@@ -357,7 +357,7 @@
 
             Template mapTemplate = getMapfileTemplateObj();
             if (mapTemplate == null) {
-                logger.warn("No mapfile template found.");
+                log.warn("No mapfile template found.");
                 return;
             }
 
@@ -369,13 +369,13 @@
             tmp.renameTo(mapfile);
         }
         catch (FileNotFoundException fnfe) {
-            logger.error(fnfe, fnfe);
+            log.error(fnfe, fnfe);
         }
         catch (IOException ioe) {
-            logger.error(ioe, ioe);
+            log.error(ioe, ioe);
         }
         catch (Exception e) {
-            logger.error(e, e);
+            log.error(e, e);
         }
         finally {
             try {
@@ -388,7 +388,7 @@
                 }
             }
             catch (IOException ioe) {
-                logger.debug(ioe, ioe);
+                log.debug(ioe, ioe);
             }
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/utils/RiverMapfileGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/utils/RiverMapfileGenerator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/utils/RiverMapfileGenerator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -56,14 +56,14 @@
     public static final Pattern DB_PSQL_URL_PATTERN =
         Pattern.compile("(.*)\\/\\/(.*):([0-9]+)\\/([a-zA-Z0-9]+)");
 
-    private static Logger logger = Logger.getLogger(RiverMapfileGenerator.class);
+    private static Logger log = Logger.getLogger(RiverMapfileGenerator.class);
 
     /**
      * Generate river axis mapfile.
      */
     @Override
     public void generate() {
-        logger.debug("generate()");
+        log.debug("generate()");
 
         List<River>  rivers     = RiverFactory.getRivers();
         List<String> riverFiles = new ArrayList<String>();
@@ -77,16 +77,16 @@
                 riverAxis = RiverAxis.getRiverAxis(river.getName());
             }
             catch (HibernateException iae) {
-                logger.error("No valid riveraxis found for " + river.getName());
+                log.error("No valid riveraxis found for " + river.getName());
                 continue;
             }
 
             if (riverAxis == null) {
-                logger.warn("River " + river.getName() + " has no river axis!");
+                log.warn("River " + river.getName() + " has no river axis!");
                 continue;
             }
             if (riverAxis.get(0).getGeom() == null) {
-                logger.warn("River " + river.getName() +
+                log.warn("River " + river.getName() +
                     " has no riveraxis geometry!");
                 continue;
             }
@@ -127,7 +127,7 @@
         File layerFile = new File("river-" + riverName + ".map");
         Template template = getTemplateByName("riveraxis-layer.vm");
         if (template == null) {
-            logger.warn("Template riveraxis-layer.vm not found.");
+            log.warn("Template riveraxis-layer.vm not found.");
             return;
         }
 
@@ -135,7 +135,7 @@
             writeLayer(layerInfo, layerFile, template);
         }
         catch (FileNotFoundException e) {
-            logger.warn(e.getLocalizedMessage(), e);
+            log.warn(e.getLocalizedMessage(), e);
         }
     }
 
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/utils/RiverUtils.java
--- a/artifacts/src/main/java/org/dive4elements/river/utils/RiverUtils.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/utils/RiverUtils.java	Fri Sep 05 12:58:17 2014 +0200
@@ -58,8 +58,8 @@
 @Deprecated
 public class RiverUtils {
 
-    /** The logger that is used in this utility. */
-    private static Logger logger = Logger.getLogger(RiverUtils.class);
+    /** The log that is used in this utility. */
+    private static Logger log = Logger.getLogger(RiverUtils.class);
 
     /**
      * An enum that represents the 5 possible WQ modes in FLYS. The 5 values are
@@ -120,12 +120,12 @@
             Artifact artifact = context.getDatabase().getRawArtifact(uuid);
 
             if (artifact == null) {
-                logger.error("Artifact '" + uuid + "' does not exist.");
+                log.error("Artifact '" + uuid + "' does not exist.");
                 return null;
             }
 
             if (!(artifact instanceof D4EArtifact)) {
-                logger.error("Artifact '" +uuid+ "' is no valid D4EArtifact.");
+                log.error("Artifact '" +uuid+ "' is no valid D4EArtifact.");
                 return null;
             }
 
@@ -133,7 +133,7 @@
         }
         // TODO: catch more selective
         catch (Exception e) {
-            logger.error("Cannot get D4EArtifact " + uuid
+            log.error("Cannot get D4EArtifact " + uuid
                 + " from database (" + e.getMessage() + ").");
             return null;
         }
@@ -251,7 +251,7 @@
             riverName = "";
         }
 
-        logger.debug("Search for the min/max distances of '" + riverName + "'");
+        log.debug("Search for the min/max distances of '" + riverName + "'");
 
         // Why not use getRiver(flysArtifact) ?
         River river = RiverFactory.getRiver(riverName);
@@ -319,7 +319,7 @@
                 locations.add(Double.parseDouble(l));
             }
             catch (NumberFormatException nfe) {
-                logger.debug(nfe.getLocalizedMessage(), nfe);
+                log.debug(nfe.getLocalizedMessage(), nfe);
             }
         }
 
@@ -343,7 +343,7 @@
             return ((WINFOArtifact) flys).getQs();
         }
 
-        logger.warn("This method (getQs) currently supports WINFOArtifact only!");
+        log.warn("This method (getQs) currently supports WINFOArtifact only!");
 
         return null;
     }
@@ -363,7 +363,7 @@
             return ((WINFOArtifact) flys).getWs();
         }
 
-        logger.warn("This method (getWs) currently supports WINFOArtifact only!");
+        log.warn("This method (getWs) currently supports WINFOArtifact only!");
 
         return null;
     }
@@ -442,7 +442,7 @@
         River river = getRiver(flys);
 
         if (river == null) {
-            logger.debug("no river found");
+            log.debug("no river found");
             return null;
         }
 
@@ -450,20 +450,20 @@
         double[] dist = rangeAccess.getKmRange();
 
         if (dist == null) {
-            logger.debug("no range found");
+            log.debug("no range found");
             return null;
         }
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("Determine gauge for:");
-            logger.debug("... river: " + river.getName());
-            logger.debug("... distance: " + dist[0] + " - " + dist[1]);
+        if (log.isDebugEnabled()) {
+            log.debug("Determine gauge for:");
+            log.debug("... river: " + river.getName());
+            log.debug("... distance: " + dist[0] + " - " + dist[1]);
         }
 
         Gauge gauge = river.determineGauge(dist[0], dist[1]);
 
         String name = gauge != null ? gauge.getName() : "'n/a";
-        logger.debug("Found gauge: " + name);
+        log.debug("Found gauge: " + name);
 
         return gauge;
     }
@@ -506,7 +506,7 @@
         Matcher m = NUMBERS_PATTERN.matcher(wq.getName());
 
         if (m.matches()) {
-            logger.debug("Found a number.");
+            log.debug("Found a number.");
 
             String raw = m.group(1);
 
@@ -546,7 +546,7 @@
             namedMainValue = getNamedMainValue(winfo.getGauge(), v);
         }
         catch (NumberFormatException nfe) {
-            logger.warn("Cannot parse Double of: '" + parts[1] + "'");
+            log.warn("Cannot parse Double of: '" + parts[1] + "'");
             return name;
         }
 
@@ -588,7 +588,7 @@
             namedMainValue = getNamedMainValue(winfo.getGauge(), v);
         }
         catch (NumberFormatException nfe) {
-            logger.warn("Cannot parse Double of: '" + parts[1] + "'");
+            log.warn("Cannot parse Double of: '" + parts[1] + "'");
             return name;
         }
 
@@ -631,16 +631,16 @@
 
     public static String getNamedMainValue(Gauge gauge, double value) {
         List<MainValue> mainValues = gauge.getMainValues();
-        logger.debug("Search named main value for: " + value);
+        log.debug("Search named main value for: " + value);
 
         for (MainValue mv: mainValues) {
             if (mv.getValue().doubleValue() == value) {
-                logger.debug("Found named main value: " + mv.getMainValue().getName());
+                log.debug("Found named main value: " + mv.getMainValue().getName());
                 return mv.getMainValue().getName();
             }
         }
 
-        logger.debug("Did not find a named main value for: " + value);
+        log.debug("Did not find a named main value for: " + value);
         return null;
     }
 
@@ -755,7 +755,7 @@
             return diffs;
         }
         else {
-            logger.warn("Not a valid state for differences.");
+            log.warn("Not a valid state for differences.");
             return "";
         }
     }
@@ -772,7 +772,7 @@
         String[] splitted = raw != null ? raw.split(";") : null;
 
         if (splitted == null || splitted.length == 0) {
-            logger.warn("No integer values found in '" + raw + "'");
+            log.warn("No integer values found in '" + raw + "'");
             return new int[0];
         }
 
@@ -783,7 +783,7 @@
                 integers.add(Integer.parseInt(value));
             }
             catch (NumberFormatException nfe) {
-                logger.warn("Parsing integer failed: " + nfe);
+                log.warn("Parsing integer failed: " + nfe);
             }
         }
 
@@ -803,7 +803,7 @@
         String[] splitted = raw != null ? raw.split(";") : null;
 
         if (splitted == null || splitted.length == 0) {
-            logger.warn("No long values found in '" + raw + "'");
+            log.warn("No long values found in '" + raw + "'");
             return new long[0];
         }
 
@@ -814,7 +814,7 @@
                 longs.add(Long.valueOf(value));
             }
             catch (NumberFormatException nfe) {
-                logger.warn("Parsing long failed: " + nfe);
+                log.warn("Parsing long failed: " + nfe);
             }
         }
 
@@ -835,7 +835,7 @@
         String[] splitted = raw != null ? raw.split(";") : null;
 
         if (splitted == null || splitted.length == 0) {
-            logger.warn("No double values found in '" + raw + "'");
+            log.warn("No double values found in '" + raw + "'");
             return new double[0];
         }
 
@@ -846,7 +846,7 @@
                 doubles.add(Double.valueOf(value));
             }
             catch (NumberFormatException nfe) {
-                logger.warn("Parsing double failed: " + nfe);
+                log.warn("Parsing double failed: " + nfe);
             }
         }
 
@@ -866,17 +866,17 @@
 
         River river = getRiver(flys);
         if (river == null) {
-            logger.debug("getGauges: no river!");
+            log.debug("getGauges: no river!");
             return null;
         }
 
         RangeAccess rangeAccess = new RangeAccess(flys);
         double[] dist = rangeAccess.getKmRange();
         if (dist == null) {
-            logger.debug("getGauges: no dist!");
+            log.debug("getGauges: no dist!");
             return null;
         }
-        logger.debug("getGauges: " + dist[0] + " - " + dist[1]);
+        log.debug("getGauges: " + dist[0] + " - " + dist[1]);
 
         return river.determineGauges(dist[0], dist[1]);
     }
@@ -910,8 +910,8 @@
             return;
         }
 
-        if (logger.isDebugEnabled()) {
-            logger.debug("currentKm = " + dKm);
+        if (log.isDebugEnabled()) {
+            log.debug("currentKm = " + dKm);
         }
         context.putContextValue(CURRENT_KM, dKm);
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/wsplgen/FacetCreator.java
--- a/artifacts/src/main/java/org/dive4elements/river/wsplgen/FacetCreator.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/wsplgen/FacetCreator.java	Fri Sep 05 12:58:17 2014 +0200
@@ -52,7 +52,7 @@
     protected String stateId;
 
 
-    private static Logger logger = Logger.getLogger(FacetCreator.class);
+    private static Logger log = Logger.getLogger(FacetCreator.class);
 
 
     public FacetCreator(
@@ -88,9 +88,9 @@
         RangeAccess rangeAccess = new RangeAccess(artifact);
         double kms[] = rangeAccess.getKmRange();
 
-        logger.debug("### getWSPLGENBounds");
-        logger.debug("###    from km: " + kms[0]);
-        logger.debug("###    to   km: " + kms[1]);
+        log.debug("### getWSPLGENBounds");
+        log.debug("###    from km: " + kms[0]);
+        log.debug("###    to   km: " + kms[1]);
 
         CrossSectionTrack a =
             CrossSectionTrack.getCrossSectionTrack(river, kms[0]);
@@ -108,7 +108,7 @@
         envA.expandToInclude(envB);
         envA = GeometryUtils.transform(envA, getSrid());
 
-        logger.debug("###    => " + envA);
+        log.debug("###    => " + envA);
 
         return envA;
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/wsplgen/JobObserver.java
--- a/artifacts/src/main/java/org/dive4elements/river/wsplgen/JobObserver.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/wsplgen/JobObserver.java	Fri Sep 05 12:58:17 2014 +0200
@@ -23,7 +23,7 @@
 
 public class JobObserver extends Thread {
 
-    private static Logger logger = Logger.getLogger(JobObserver.class);
+    private static Logger log = Logger.getLogger(JobObserver.class);
 
 
     public static final String WSPLGEN_ENCODING =
@@ -74,7 +74,7 @@
 
 
     public void run() {
-        logger.debug("Start observation...");
+        log.debug("Start observation...");
         prepareRegexes();
 
         try {
@@ -86,27 +86,27 @@
 
             while ((line = reader.readLine()) != null) {
                 if (copy) {
-                    logger.debug(line);
+                    log.debug(line);
                 }
 
                 update(line);
             }
         }
         catch (IOException ioe) {
-            logger.warn("Observation canceled: " + ioe.getMessage());
+            log.warn("Observation canceled: " + ioe.getMessage());
         }
     }
 
 
-    protected void update(String log) {
+    protected void update(String s) {
         for (int num = patterns.length, i = 0; i < num; i++) {
-            Matcher m = patterns[i].matcher(log);
+            Matcher m = patterns[i].matcher(s);
 
             if (m.matches()) {
                 job.getCallContext().addBackgroundMessage(
-                    new CalculationMessage(num, i+1, log));
+                    new CalculationMessage(num, i+1, s));
 
-                logger.info("Finished step " + (i+1) + " / " + num);
+                log.info("Finished step " + (i+1) + " / " + num);
             }
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/wsplgen/ProblemObserver.java
--- a/artifacts/src/main/java/org/dive4elements/river/wsplgen/ProblemObserver.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/wsplgen/ProblemObserver.java	Fri Sep 05 12:58:17 2014 +0200
@@ -19,7 +19,7 @@
 
 public class ProblemObserver extends JobObserver {
 
-    private static Logger logger = Logger.getLogger(ProblemObserver.class);
+    private static Logger log = Logger.getLogger(ProblemObserver.class);
 
 
     public static final Pattern WSPLGEN_ERROR_START = Pattern.compile(
@@ -54,7 +54,7 @@
 
 
     public void run() {
-        logger.debug("Start observation...");
+        log.debug("Start observation...");
 
         super.run();
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/wsplgen/Scheduler.java
--- a/artifacts/src/main/java/org/dive4elements/river/wsplgen/Scheduler.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/wsplgen/Scheduler.java	Fri Sep 05 12:58:17 2014 +0200
@@ -50,7 +50,7 @@
 
     private static Scheduler INSTANCE;
 
-    private static final Logger logger = Logger.getLogger(Scheduler.class);
+    private static final Logger log = Logger.getLogger(Scheduler.class);
 
 
 
@@ -62,7 +62,7 @@
 
     public static Scheduler getInstance() {
         if (INSTANCE == null) {
-            logger.info("Create new WSPLGEN Scheduler...");
+            log.info("Create new WSPLGEN Scheduler...");
 
             INSTANCE = new Scheduler();
         }
@@ -78,7 +78,7 @@
 
             jobs.put(job.getArtifact().identifier(), new FutureJob(f, job));
 
-            logger.info("New WSPLGEN job successfully added.");
+            log.info("New WSPLGEN job successfully added.");
         }
     }
 
@@ -89,13 +89,13 @@
      * @param jobId The id of the job (which is the identifier of an Artifact).
      */
     public void cancelJob(String jobId) {
-        logger.debug("Search job in queue: " + jobId);
+        log.debug("Search job in queue: " + jobId);
 
         synchronized (jobs) {
             FutureJob fj = jobs.get(jobId);
 
             if (fj != null) {
-                logger.info("Try to cancel job: " + jobId);
+                log.info("Try to cancel job: " + jobId);
 
                 fj.future.cancel(true);
 
@@ -104,7 +104,7 @@
                 fj.job.getCallContext().afterBackground(
                     CallContext.STORE);
 
-                logger.info("Canceled job: " + jobId);
+                log.info("Canceled job: " + jobId);
             }
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/wsplgen/WSPLGENCallable.java
--- a/artifacts/src/main/java/org/dive4elements/river/wsplgen/WSPLGENCallable.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/wsplgen/WSPLGENCallable.java	Fri Sep 05 12:58:17 2014 +0200
@@ -32,7 +32,7 @@
         System.getProperty("wsplgen.bin.path");
 
 
-    private Logger logger = Logger.getLogger(WSPLGENCallable.class);
+    private Logger log = Logger.getLogger(WSPLGENCallable.class);
 
     private Process process;
 
@@ -69,7 +69,7 @@
 
 
     protected void execute(String[] args, File dir) {
-        logger.info("Start JobExecutor for artifact: " + dir.getName());
+        log.info("Start JobExecutor for artifact: " + dir.getName());
 
         try {
             synchronized (this) {
@@ -85,7 +85,7 @@
                     process.waitFor();
                 }
                 catch (InterruptedException ie) {
-                    logger.warn("WSPLGEN job interrupted: " + ie.getMessage());
+                    log.warn("WSPLGEN job interrupted: " + ie.getMessage());
                 }
 
                 try {
@@ -94,11 +94,11 @@
                 }
                 catch (InterruptedException iee) { /* do nothing */ }
 
-                logger.info("WSPLGEN exit value: " + process.exitValue());
-                logger.info(
+                log.info("WSPLGEN exit value: " + process.exitValue());
+                log.info(
                     "WSPLGEN throw " +
                     errorObserver.numErrors() + " errors.");
-                logger.info(
+                log.info(
                     "WSPLGEN throw " +
                     errorObserver.numWarnings() + " warnings.");
 
@@ -116,23 +116,23 @@
             }
         }
         catch (SecurityException se) {
-            logger.error(se);
+            log.error(se);
         }
         catch (IOException ioe) {
-            logger.error(ioe);
+            log.error(ioe);
         }
         catch (NullPointerException npe) {
-            logger.error(npe, npe);
+            log.error(npe, npe);
         }
         catch (IndexOutOfBoundsException ioobe) {
-            logger.error(ioobe, ioobe);
+            log.error(ioobe, ioobe);
         }
     }
 
 
     public void cancelWSPLGEN() {
         if (process != null) {
-            logger.debug("Cancel running WSPLGEN process.");
+            log.debug("Cancel running WSPLGEN process.");
             process.destroy();
         }
     }
diff -r 4b8c5a08de04 -r e4606eae8ea5 artifacts/src/main/java/org/dive4elements/river/wsplgen/WSPLGENFuture.java
--- a/artifacts/src/main/java/org/dive4elements/river/wsplgen/WSPLGENFuture.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/wsplgen/WSPLGENFuture.java	Fri Sep 05 12:58:17 2014 +0200
@@ -22,7 +22,7 @@
  */
 public class WSPLGENFuture extends FutureTask {
 
-    private static final Logger logger = Logger.getLogger(WSPLGENFuture.class);
+    private static final Logger log = Logger.getLogger(WSPLGENFuture.class);
 
     protected WSPLGENCallable wsplgenCallable;
 
@@ -40,7 +40,7 @@
 
     @Override
     public boolean cancel(boolean mayInterruptIfRunning) {
-        logger.debug("WSPLGENFuture.cancel");
+        log.debug("WSPLGENFuture.cancel");
 
         wsplgenCallable.cancelWSPLGEN();
         return super.cancel(mayInterruptIfRunning);