Mercurial > dive4elements > river
view flys-client/src/main/java/de/intevation/flys/client/server/AdvanceServiceImpl.java @ 4215:c179cd02177d
Logout the current user
Add code to the logout button to remove the current user from the session and to
redirect the browser window to the login page.
Part of flys/issue916 (Logout: "Abmelden" Knopf mit Funktion belegen)
author | Björn Ricks <bjoern.ricks@intevation.de> |
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date | Tue, 23 Oct 2012 09:59:16 +0200 |
parents | f2039d030b5e |
children |
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package de.intevation.flys.client.server; import org.w3c.dom.Document; import org.apache.log4j.Logger; import com.google.gwt.user.server.rpc.RemoteServiceServlet; import de.intevation.artifacts.common.ArtifactNamespaceContext; import de.intevation.artifacts.common.utils.ClientProtocolUtils; import de.intevation.artifacts.common.utils.XMLUtils; import de.intevation.artifacts.httpclient.exceptions.ConnectionException; import de.intevation.artifacts.httpclient.http.HttpClient; import de.intevation.artifacts.httpclient.http.HttpClientImpl; import de.intevation.artifacts.httpclient.http.response.DocumentResponseHandler; import de.intevation.flys.client.shared.exceptions.ServerException; import de.intevation.flys.client.shared.model.Artifact; import de.intevation.flys.client.client.services.AdvanceService; /** * This interface provides artifact specific operation ADVANCE. * * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class AdvanceServiceImpl extends RemoteServiceServlet implements AdvanceService { private static final Logger logger = Logger.getLogger(AdvanceService.class); public static final String XPATH_RESULT = "/art:result/text()"; public static final String OPERATION_FAILURE = "FAILED"; public static final String ERROR_ADVANCE_ARTIFACT = "error_advance_artifact"; public Artifact advance( String locale, Artifact artifact, String target) throws ServerException { logger.info("AdvanceServiceImpl.advance"); String url = getServletContext().getInitParameter("server-url"); Document advance = ClientProtocolUtils.newAdvanceDocument( artifact.getUuid(), artifact.getHash(), target); HttpClient client = new HttpClientImpl(url, locale); try { Document description = (Document) client.advance( new de.intevation.artifacts.httpclient.objects.Artifact( artifact.getUuid(), artifact.getHash()), advance, new DocumentResponseHandler()); if (description == null) { throw new ServerException(ERROR_ADVANCE_ARTIFACT); } String result = XMLUtils.xpathString( description, XPATH_RESULT, ArtifactNamespaceContext.INSTANCE); if (result == null || !result.equals(OPERATION_FAILURE)) { return (Artifact) new FLYSArtifactCreator().create(description); } } catch (ConnectionException ce) { logger.error(ce, ce); } throw new ServerException(ERROR_ADVANCE_ARTIFACT); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :