--- a/flys-artifacts/ChangeLog	Fri Jul 27 12:36:09 2012 +0000
+++ b/flys-artifacts/ChangeLog	Sat Jul 28 20:38:27 2012 +0000
@@ -1,3 +1,8 @@
+2012-07-27	Sascha L. Teichmann	<sascha.teichmann@intevation.de>
+
+	* src/main/java/de/intevation/flys/artifacts/FLYSArtifact.java:
+	  Some code simplifications.
+
 2012-07-27	Sascha L. Teichmann	<sascha.teichmann@intevation.de>
 
 	Extented the result data model of the S/Q calculation to

--- a/flys-artifacts/src/main/java/de/intevation/flys/artifacts/FLYSArtifact.java	Fri Jul 27 12:36:09 2012 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/FLYSArtifact.java	Sat Jul 28 20:38:27 2012 +0000
@@ -383,7 +383,7 @@
         doc.appendChild(result);
 
         try {
-            saveData(target, XPATH_FEED_INPUT, context);
+            saveData(target, context);
 
             compute(context, ComputeType.FEED, true);
 
@@ -850,12 +850,8 @@
     public List<Facet> getFacets() {
         List<Facet> all = new ArrayList<Facet>();
 
-        Set<Map.Entry<String, List<Facet>>> entries = facets.entrySet();
-        for (Map.Entry<String, List<Facet>> entry: entries) {
-            List<Facet> fs = entry.getValue();
-            for (Facet f: fs) {
-                all.add(f);
-            }
+        for (List<Facet> fs: facets.values()) {
+            all.addAll(fs);
         }
 
         return all;
@@ -872,8 +868,8 @@
         String name  = facet.getName();
         int    index = facet.getIndex();
 
-        for (Map.Entry<String, List<Facet>> facetList: facets.entrySet()) {
-            for (Facet f: facetList.getValue()) {
+        for (List<Facet> fs: facets.values()) {
+            for (Facet f: fs) {
                 if (f.getIndex() == index && f.getName().equals(name)) {
                     return f;
                 }
@@ -891,16 +887,16 @@
      * @param feed The FEED document.
      * @param xpath The XPath that points to the data nodes.
      */
-    public void saveData(Document feed, String xpath, CallContext context)
+    public void saveData(Document feed, CallContext context)
     throws IllegalArgumentException
     {
-        if (feed == null || xpath == null || xpath.length() == 0) {
+        if (feed == null) {
             throw new IllegalArgumentException("error_feed_no_data");
         }
 
         NodeList nodes = (NodeList) XMLUtils.xpath(
             feed,
-            xpath,
+            XPATH_FEED_INPUT,
             XPathConstants.NODESET,
             ArtifactNamespaceContext.INSTANCE);
 
@@ -985,12 +981,7 @@
     protected boolean isPreviousState(String stateId, Object context) {
         logger.debug("Determine if the state '" + stateId + "' is old.");
 
-        List<String> prevs = getPreviousStateIds();
-        if (prevs.contains(stateId)) {
-            return true;
-        }
-
-        return false;
+        return getPreviousStateIds().contains(stateId);
     }