Mercurial > dive4elements > gnv-client
view gnv/src/main/java/de/intevation/gnv/action/PreviousArtifactStepAction.java @ 409:df78178e1180
Moved user interface creation to an own action. This makes avoids code duplication and makes it easier to write new action to handle special interactions, because there is no need for parsing the describe document and creating the user interface after this.
gnv/trunk@599 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Fri, 22 Jan 2010 11:28:25 +0000 |
parents | 8330c1dbab34 |
children | 377da78ed36b |
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package de.intevation.gnv.action; import de.intevation.gnv.action.sessionmodel.SessionModel; import de.intevation.gnv.action.sessionmodel.SessionModelFactory; import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClient; import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClientFactory; import de.intevation.gnv.artifactdatabase.objects.ArtifactObject; 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; /** * @author Ingo Weinzierl <ingo.weinzierl@intevation.de> * */ public class PreviousArtifactStepAction extends DescribeUIAction { public static final String URL_STATE_KEY = "target"; private static Logger logger = Logger.getLogger(PreviousArtifactStepAction.class); public PreviousArtifactStepAction() { super(); } @Override public ActionForward execute( ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response ) throws Exception { String id = request.getSession().getId(); SessionModel session = SessionModelFactory.getInstance().getSessionModel( request); // TODO check if target is reachable ArtifactDatabaseClientFactory f = ArtifactDatabaseClientFactory.getInstance(); ArtifactDatabaseClient client = f.getArtifactDatabaseClient(getLocale(request)); ArtifactObject artifactFactory = session.getSelectedArtifactFactory(); ArtifactObject currentArtifact = session.getCurrentArtifact(); String target = (String) request.getParameter(URL_STATE_KEY); logger.debug("Step back to previous state: " + target); client.doAdvance( artifactFactory, currentArtifact, target ); return super.execute(mapping, form, request, response); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :