--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gnv/src/main/java/de/intevation/gnv/action/mapviewer/MapViewerCallAction.java	Tue Jan 19 14:47:36 2010 +0000
@@ -0,0 +1,75 @@
+package de.intevation.gnv.action.mapviewer;
+
+import java.io.InputStream;
+import java.util.Collection;
+
+import javax.servlet.http.HttpServletRequest;
+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.artifactdatabase.client.ArtifactDatabaseClientFactory;
+import de.intevation.gnv.artifactdatabase.objects.map.MapService;
+
+/**
+ * 
+ * @author Tim Englich <tim.englich@intevation.de>
+ *
+ */
+public class MapViewerCallAction extends ArtifactDatabaseActionBase {
+
+    /**
+     * the logger, used to log exceptions and additonaly information
+     */
+    private static Logger log = Logger.getLogger(MapViewerCallAction.class);
+
+    /**
+     * Constructor
+     */
+    public MapViewerCallAction() {
+        super();
+    }
+
+    /**
+     * @see de.intevation.gnv.action.ArtifactDatabaseActionBase#execute(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
+     */
+    @Override
+    public ActionForward execute(ActionMapping mapping, ActionForm form,
+                                 HttpServletRequest request,
+                                 HttpServletResponse response) throws Exception {
+        log.debug("MapViewerCallAction.execute");
+        InputStream inputStream = request.getInputStream();
+        if (inputStream != null){
+            try {
+                ExternalCallParser ecp = new XMLExternalCallParser(inputStream);
+                ecp.parse();
+                String geometry = ecp.getGeometry();
+                String srs = ecp.getSRS();
+                Collection<MapService> mapServices = ecp.getMapServices();
+                 
+                ArtifactDatabaseClientFactory
+                          .getInstance()
+                          .getArtifactDatabaseClient(getLocale(request))
+                          .getArtifactFactoryMetaInformation(mapServices,
+                                                             geometry,
+                                                             srs);
+                
+                // 2. Call Artifactfactories.
+                // 3. Sort out which ArtifactFactories should not be used.
+                // 4. Store the retrieved Parameter to each ArtifactFactory
+            } catch (Exception e) {
+                log.error(e,e);
+            }
+        }else{
+            log.error("Kein Anfragedokument übergeben.");
+        }
+        return super.execute(mapping, form, request, response);
+    }
+
+}