Mercurial > dive4elements > river
view flys-client/src/main/java/de/intevation/flys/client/server/DescribeCollectionServiceImpl.java @ 5818:a4ff4167be1e
Request feature info on all layers and show it as html if
the server does not return valid gml.
Non queryable layers produce an error message when the request
fails. This is good enough
author | Andre Heinecke <aheinecke@intevation.de> |
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date | Wed, 24 Apr 2013 17:33:27 +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.utils.ClientProtocolUtils; 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.Collection; import de.intevation.flys.client.client.services.DescribeCollectionService; /** * This service implements a method that queries the DESCRIBE document of a * specific collection and returns a Collection object with the information of * the document. * * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class DescribeCollectionServiceImpl extends RemoteServiceServlet implements DescribeCollectionService { private static final Logger logger = Logger.getLogger(DescribeCollectionServiceImpl.class); /** The error message key that is thrown if an error occured while * describe() a Collection.*/ public static final String ERROR_DESCRIBE_COLLECTION = "error_describe_collection"; public Collection describe(String uuid, String locale) throws ServerException { logger.info("DescribeCollectionServiceImpl.describe"); String url = getServletContext().getInitParameter("server-url"); Document describe = ClientProtocolUtils.newDescribeCollectionDocument( uuid); HttpClient client = new HttpClientImpl(url, locale); try { Document response = (Document) client.doCollectionAction( describe, uuid, new DocumentResponseHandler()); Collection c = CollectionHelper.parseCollection(response); if (c == null) { throw new ServerException(ERROR_DESCRIBE_COLLECTION); } logger.debug("Collection successfully parsed."); return c; } catch (ConnectionException ce) { logger.error(ce, ce); } throw new ServerException(ERROR_DESCRIBE_COLLECTION); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :