--- a/flys-artifacts/src/main/java/de/intevation/flys/artifacts/datacage/templating/FunctionResolver.java	Fri Nov 30 11:32:29 2012 +0100
+++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/datacage/templating/FunctionResolver.java	Thu Nov 29 11:48:20 2012 +0100
@@ -13,9 +13,12 @@
 
 import org.apache.log4j.Logger;
 
+
+/** Resolves functions (e.g. dc:contains) in Datacage/Meta-Data system. */
 public class FunctionResolver
 implements   XPathFunctionResolver
 {
+    /** Home logger. */
     private static Logger log = Logger.getLogger(FunctionResolver.class);
 
     public static final String FUNCTION_NAMESPACE_URI = "dc";
@@ -79,12 +82,19 @@
         });
     }
 
+    /** List of functions. */
     protected List<Entry> functions;
 
     public FunctionResolver() {
         functions = new ArrayList<Entry>();
     }
 
+    /**
+     * Create a new function.
+     * @param name  Name of the function.
+     * @param arity Number of arguments for function.
+     * @param function the function itself.
+     */
     public void addFunction(String name, int arity, XPathFunction function) {
         functions.add(new Entry(name, function, arity));
     }