tim@29: /**
tim@29:  *
tim@29:  */
tim@29: package de.intevation.gnv.action;
tim@29: 
tim@30: import java.util.Collection;
tim@30: import java.util.Iterator;
tim@30: 
tim@29: import javax.servlet.http.HttpServletRequest;
tim@29: import javax.servlet.http.HttpServletResponse;
tim@29: 
tim@29: import org.apache.log4j.Logger;
tim@29: import org.apache.struts.action.ActionForm;
tim@29: import org.apache.struts.action.ActionForward;
tim@29: import org.apache.struts.action.ActionMapping;
tim@29: import org.w3c.dom.Node;
tim@29: 
tim@30: import de.intevation.gnv.action.sessionmodel.DiagrammOptions;
tim@29: import de.intevation.gnv.action.sessionmodel.SessionModel;
tim@29: import de.intevation.gnv.action.sessionmodel.SessionModelFactory;
tim@29: import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClient;
tim@29: import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClientFactory;
tim@29: import de.intevation.gnv.artifactdatabase.objects.ArtifactDescription;
tim@30: import de.intevation.gnv.artifactdatabase.objects.OutputMode;
tim@30: import de.intevation.gnv.artifactdatabase.objects.OutputParameter;
tim@29: import de.intevation.gnv.util.XMLUtils;
tim@29: import de.intevation.gnv.util.XSLTransformer;
tim@29: 
tim@29: /**
tim@29:  * @author Tim Englich <tim.englich@intevation.de>
tim@29:  *
tim@29:  */
tim@29: public class ChangeOptionsAction extends ArtifactDatabaseActionBase {
tim@29:     /**
tim@29:      * the logger, used to log exceptions and additonaly information
tim@29:      */
tim@29:     private static Logger log = Logger.getLogger(ChangeOptionsAction.class);
tim@29:     /**
tim@29:      * Constructor
tim@29:      */
tim@29:     public ChangeOptionsAction() {
tim@29:         super();
tim@29:     }
tim@29: 
tim@29:     @Override
tim@29:     public ActionForward execute(ActionMapping mapping, ActionForm form,
tim@29:             HttpServletRequest request, HttpServletResponse response)
tim@29:             throws Exception {
tim@29:         log.debug("NextArtifactStepAction.execute");
tim@34:         try {
tim@34:             SessionModel sm = SessionModelFactory.getInstance().getSessionModel(request);
tim@30:             
tim@34:             String target = request.getParameter("target");
tim@34:             OutputMode outputMode = sm.getOutputMode(target);
tim@34:             if (outputMode != null){
tim@34:                 
tim@34:                 Collection<OutputParameter> op = outputMode.getOutputParameters();
tim@34:                 if (op != null){
tim@34:                     Iterator<OutputParameter> it = op.iterator();
tim@34:                     DiagrammOptions diagrammOptions = new DiagrammOptions();
tim@34:                     while (it.hasNext()){
tim@34:                         OutputParameter parameter = it.next();
tim@34:                         diagrammOptions.setValue(parameter.getName(), request.getParameter(parameter.getName()));
tim@34:                         
tim@34:                     }
tim@34:                     sm.setDiagrammOptions(diagrammOptions);
tim@30:                 }
tim@30:             }
tim@34:             
tim@34:             ArtifactDescription ad = sm.getArtifactDescription();
tim@34:             ArtifactDatabaseClient adc = ArtifactDatabaseClientFactory.getInstance().getArtifactDatabaseClient();
tim@34:             ArtifactDescription artifactDescription = adc.getCurrentStepDescription(sm.getSelectedArtifactFactory(), sm.getCurrentArtifact());
tim@34:             
tim@34:             Node currentUI = artifactDescription.getCurrentUI();
tim@34:             XSLTransformer transformer = new XSLTransformer();
tim@34:             String ui = transformer.transform(new XMLUtils().getNodeXPath(currentUI, "dynamic"), "UTF-8", request.getRealPath("WEB-INF/config/templates/describe-ui.xsl"));
tim@34:             
tim@34:             request.setAttribute("ui", ui);
tim@34:             
tim@34:             String staticUI = transformer.transform(new XMLUtils().getNodeXPath(currentUI, "static"), "UTF-8", request.getRealPath("WEB-INF/config/templates/describe-ui-static.xsl"));
tim@34:             request.setAttribute("staticui", staticUI);
tim@34:             request.setAttribute("furthertargets", (ad.getReachableStates() != null && !ad.getReachableStates().isEmpty()));
tim@34:             
tim@34:             if (ad.getReachableStates() != null && !ad.getReachableStates().isEmpty()){
tim@34:             }else{
tim@34:                 request.setAttribute("diagramm", true);
tim@34:             }
tim@34:             return super.execute(mapping, form, request, response);
tim@34:         } catch (Exception e) {
tim@34:             log.error(e,e);
tim@34:             request.setAttribute(CommunicationKeys.REQUEST_EXCEPTION_MESSAGE_ID, e.getMessage());
tim@34:             return super.getExceptionForward(mapping);
tim@30:         }
tim@29:     }
tim@29:     
tim@29:     
tim@29: 
tim@29: }