--- a/flys-artifacts/src/main/java/de/intevation/flys/artifacts/datacage/Recommendations.java	Mon Jul 16 10:05:34 2012 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/datacage/Recommendations.java	Mon Jul 16 10:12:14 2012 +0000
@@ -35,6 +35,10 @@
 
 import de.intevation.flys.artifacts.datacage.templating.Builder;
 
+
+/**
+ * Also accessible as Singleton with getInstance().
+ */
 public class Recommendations
 {
     private static Logger log = Logger.getLogger(Recommendations.class);
@@ -140,6 +144,10 @@
         }
     }
 
+
+    /**
+     * Append recommendations to \param result.
+     */
     public void  recommend(
         FLYSArtifact        artifact,
         String              userId,
@@ -168,6 +176,10 @@
         recommend(parameters, userId, result);
     }
 
+
+    /**
+     * Append recommendations to \param result.
+     */
     public void recommend(
         Map<String, Object> parameters,
         String              userId,
@@ -218,6 +230,8 @@
         });
     }
 
+
+    /** Get singleton instance. */
     public static synchronized Recommendations getInstance() {
         if (INSTANCE == null) {
             INSTANCE = createRecommendations();
@@ -225,6 +239,7 @@
         return INSTANCE;
     }
 
+
     protected static Document loadTemplate(File file) throws IOException {
         InputStream in = null;