--- a/gnv/src/main/java/de/intevation/gnv/action/ArtifactDatabaseActionBase.java	Tue May 18 10:52:12 2010 +0000
+++ b/gnv/src/main/java/de/intevation/gnv/action/ArtifactDatabaseActionBase.java	Tue May 18 11:09:33 2010 +0000
@@ -4,19 +4,29 @@
 import javax.servlet.http.HttpServletResponse;
 
 import org.apache.log4j.Logger;
-
 import org.apache.struts.action.Action;
 import org.apache.struts.action.ActionForm;
 import org.apache.struts.action.ActionForward;
 import org.apache.struts.action.ActionMapping;
 
 /**
+ * Basicimplemantation for all Actions which should serv request for
+ * the GNV.
  * @author <a href="mailto:tim.englich@intevation.de">Tim Englich</a>
  *
  */
 public class ArtifactDatabaseActionBase extends Action {
 
+    /**
+     * The id of the action which should used if the execution
+     * of the action was successful.
+     */
     protected final static String SUCCSESS_FORWARD_ID = "success";
+    
+    /**
+     * The id of the action which should be used if an exception has occurred
+     * during the execution. 
+     */
     protected final static String EXCEPTION_FORWARD_ID = "success";
 
     /**
@@ -32,25 +42,31 @@
         super();
     }
 
-
     @Override
     public ActionForward execute(ActionMapping mapping, ActionForm form,
                                  HttpServletRequest request,
                                  HttpServletResponse response) throws Exception {
         log.debug("ArtifactDatabaseActionBase.execute");
-
         ActionForward forward = mapping.findForward(SUCCSESS_FORWARD_ID);
         return forward;
     }
 
-
+    /**
+     * Returns the Action that should be used if an exception has occurred.
+     * @param mapping the mapping which holds all available Actions
+     * @return the Action that should be used.
+     */
     protected ActionForward getExceptionForward(ActionMapping mapping) {
         log.debug("ArtifactDatabaseActionBase.getExceptionForward");
         ActionForward lForward = mapping.findForward(EXCEPTION_FORWARD_ID);
         return lForward;
     }
 
-
+    /**
+     * Encodes the <code>String</code> to prevent cross-site-scripting
+     * @param s the string that should be encoded
+     * @return the encoded string
+     */
     protected String encode(String s) {
         log.debug("String to encode: " + s);
         s = s.replaceAll("<", "&lt;");
@@ -62,7 +78,11 @@
         return s;
     }
 
-
+    /**
+     * Encodes the <code>StringArray</code> to prevent cross-site-scripting
+     * @param s the stringarray that should be encoded
+     * @return the encoded stringarray
+     */
     protected String[] encode(String[] s) {
         if (s == null)
             return null;