--- a/flys-artifacts/src/main/java/de/intevation/flys/artifacts/FLYSArtifact.java	Wed Sep 26 08:20:46 2012 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/FLYSArtifact.java	Wed Sep 26 10:56:52 2012 +0000
@@ -92,7 +92,7 @@
     protected String name;
 
     /** The data that have been inserted into this artifact. */
-    protected Map<String, StateData> data;
+    private Map<String, StateData> data;
 
     /** Mapping of state names to created facets. */
     protected Map<String, List<Facet>> facets;
@@ -757,6 +757,12 @@
         return data.get(name);
     }
 
+    /**
+     * A derived Artifact class can use this method to set the data
+     */
+    protected void setData(Map<String, StateData> data) {
+        this.data = data;
+    }
 
     /** Return named data item, null if not found. */
     public String getDataAsString(String name) {
@@ -869,7 +875,10 @@
         addData(name, new DefaultStateData(name, null, null, value));
     }
 
-
+    /**
+     * This method returns all stored StateData in this artifact as a Collection
+     * @return a Collection of all StateData objects in this artifact
+     */
     public Collection<StateData> getAllData() {
         return data.values();
     }