--- a/gwt-client/src/main/java/org/dive4elements/river/client/client/ui/WaterlevelRecommendationInfo.java	Wed Feb 07 18:04:53 2018 +0100
+++ b/gwt-client/src/main/java/org/dive4elements/river/client/client/ui/WaterlevelRecommendationInfo.java	Thu Feb 08 18:46:34 2018 +0100
@@ -15,30 +15,36 @@
 import com.google.gwt.core.client.GWT;
 
 /**
+ * Factored out code from the old WaterlevelTwinPanel; contains some evil hacks about the involved artifact factories. See original comments below...
+ * 
  * @author Gernot Belger
  */
 public final class WaterlevelRecommendationInfo implements IDatacageTwinPanelInfo {
 
-	private String outs;
-
-	public WaterlevelRecommendationInfo(String outs ) {
+	private final String outs;
+	
+    /**
+     * @param tweakFactory See evil hack below
+     */
+	public WaterlevelRecommendationInfo(final String outs) {
 		this.outs = outs;
 	}
 	
 	@Override
-	public String getFactory() {
+	public String getFactory(final String originalFactory) {
 		// FIXME: why are the factory here and the one used in createDataString different?
 		// Probably also because of the 'throw all this code away comment'
 		return "waterlevel";
 	}
 	
 	@Override
-	public String getDataStringFactory() {
+	public String getDataStringFactory(final Recommendation recommendation) {
 		return "staticwkms";
 	}
 	
     @Override
-	public void adjustRecommendation(Recommendation recommendation) {
+	public void adjustRecommendation(final Recommendation recommendation) {
+        
         // XXX: THIS IS AN EVIL HACK TO MAKE W-DIFFERENCES WORK AGAIN!
         // TODO: Throw all this code away and do it with server side recommendations!
         recommendation.setTargetOut("w_differences");
@@ -64,6 +70,6 @@
 
 	@Override
 	public String getOuts() {
-		return outs;
+		return this.outs;
 	}
 }
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