Mercurial > dive4elements > river
view flys-client/src/main/java/de/intevation/flys/client/server/GetArtifactServiceImpl.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 | bc06a671ef60 |
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.GetArtifactService; /** * This service provides a method that returns an artifact based on its * identifier. * * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class GetArtifactServiceImpl extends RemoteServiceServlet implements GetArtifactService { private static final Logger logger = Logger.getLogger(GetArtifactServiceImpl.class); public static final String ERROR_DESCRIBE_ARTIFACT = "error_describe_artifact"; public static final String XPATH_RESULT = "/art:result/text()"; public static final String OPERATION_FAILURE = "FAILED"; public Artifact getArtifact( String locale, String uuid, String hash) throws ServerException { logger.info("GetArtifactServiceImpl.getArtifact"); String url = getServletContext().getInitParameter("server-url"); Document describe = ClientProtocolUtils.newDescribeDocument( uuid, hash, true); HttpClient client = new HttpClientImpl(url, locale); try { Document description = (Document) client.describe( new de.intevation.artifacts.httpclient.objects.Artifact( uuid, hash), describe, new DocumentResponseHandler()); if (description == null) { throw new ServerException(ERROR_DESCRIBE_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_DESCRIBE_ARTIFACT); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :