--- a/gwt-client/src/main/java/org/dive4elements/river/client/server/ChartServiceHelper.java	Fri Sep 05 12:58:17 2014 +0200
+++ b/gwt-client/src/main/java/org/dive4elements/river/client/server/ChartServiceHelper.java	Fri Sep 05 13:19:22 2014 +0200
@@ -25,7 +25,7 @@
  */
 public class ChartServiceHelper {
 
-    private static final Logger logger =
+    private static final Logger log =
         Logger.getLogger(ChartServiceHelper.class);
 
 
@@ -49,7 +49,7 @@
      * @return a document to adjust chart settings.
      */
     protected static Document getChartAttributes(Map<String, String> req) {
-        logger.debug("ChartServiceHelper.getChartAttributes");
+        log.debug("ChartServiceHelper.getChartAttributes");
 
         Document doc = XMLUtils.newDocument();
 
@@ -86,7 +86,7 @@
         Element             attributes,
         ElementCreator      ec)
     {
-        logger.debug("ChartServiceHelper.appendChartSize");
+        log.debug("ChartServiceHelper.appendChartSize");
 
         Element size = ec.create("size");
 
@@ -119,7 +119,7 @@
         Element             attributes,
         ElementCreator      ec)
     {
-        logger.debug("ChartServiceHelper.appendXRange");
+        log.debug("ChartServiceHelper.appendXRange");
 
         Element range = ec.create("xrange");
 
@@ -149,7 +149,7 @@
         Element             attributes,
         ElementCreator      ec)
     {
-        logger.debug("ChartServiceHelper.appendYRange");
+        log.debug("ChartServiceHelper.appendYRange");
 
         Element range = ec.create("yrange");
 
@@ -180,7 +180,7 @@
         ElementCreator      ec
 
     ) {
-        logger.debug("ChartServiceHelper.appendFormat");
+        log.debug("ChartServiceHelper.appendFormat");
 
         String formatStr = req.get("format");
         if (formatStr == null || formatStr.length() == 0) {
@@ -208,7 +208,7 @@
         Element             attributes,
         ElementCreator      ec)
     {
-        logger.debug("ChartServiceHelper.appendCurrentKm");
+        log.debug("ChartServiceHelper.appendCurrentKm");
 
         Element currentKm = ec.create("currentKm");