--- a/gnv/src/main/java/de/intevation/gnv/action/mapviewer/MapViewerCallAction.java	Sun May 09 21:49:14 2010 +0000
+++ b/gnv/src/main/java/de/intevation/gnv/action/mapviewer/MapViewerCallAction.java	Mon May 17 14:21:19 2010 +0000
@@ -1,22 +1,7 @@
 package de.intevation.gnv.action.mapviewer;
 
-import de.intevation.gnv.action.ArtifactDatabaseActionBase;
-
-import de.intevation.gnv.action.mapviewer.parser.ExternalCallParser;
-import de.intevation.gnv.action.mapviewer.parser.XMLExternalCallParser;
-
-import de.intevation.gnv.action.sessionmodel.SessionModel;
-import de.intevation.gnv.action.sessionmodel.SessionModelFactory;
-
-import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClientFactory;
-
-import de.intevation.gnv.artifactdatabase.objects.ArtifactObject;
-
-import de.intevation.gnv.artifactdatabase.objects.map.MapService;
-
 import java.io.ByteArrayInputStream;
 import java.io.InputStream;
-
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Iterator;
@@ -25,12 +10,26 @@
 import javax.servlet.http.HttpServletResponse;
 
 import org.apache.log4j.Logger;
-
 import org.apache.struts.action.ActionForm;
 import org.apache.struts.action.ActionForward;
 import org.apache.struts.action.ActionMapping;
 
+import de.intevation.gnv.action.ArtifactDatabaseActionBase;
+import de.intevation.gnv.action.mapviewer.parser.ExternalCallParser;
+import de.intevation.gnv.action.mapviewer.parser.XMLExternalCallParser;
+import de.intevation.gnv.action.sessionmodel.SessionModel;
+import de.intevation.gnv.action.sessionmodel.SessionModelFactory;
+import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClientFactory;
+import de.intevation.gnv.artifactdatabase.objects.ArtifactObject;
+import de.intevation.gnv.artifactdatabase.objects.map.MapService;
+
 /**
+ * This class provides the businesslogic for handling an 
+ * MV-GNV-Interface-call.
+ * This call can be done in two ways.
+ * First is to put the requestbody into the body of the http-post-request.
+ * Second to put the requestbody to the parameter "document" of the
+ * http-post-request.
  * @author <a href="mailto:tim.englich@intevation.de">Tim Englich</a>
  */
 public class MapViewerCallAction extends ArtifactDatabaseActionBase {