Mercurial > dive4elements > river
comparison gwt-client/src/main/java/org/dive4elements/river/client/server/DescribeCollectionServiceImpl.java @ 5838:5aa05a7a34b7
Rename modules to more fitting names.
| author | Sascha L. Teichmann <teichmann@intevation.de> |
|---|---|
| date | Thu, 25 Apr 2013 15:23:37 +0200 |
| parents | flys-client/src/main/java/org/dive4elements/river/client/server/DescribeCollectionServiceImpl.java@821a02bbfb4e |
| children | 172338b1407f |
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| 5837:d9901a08d0a6 | 5838:5aa05a7a34b7 |
|---|---|
| 1 package org.dive4elements.river.client.server; | |
| 2 | |
| 3 import org.w3c.dom.Document; | |
| 4 | |
| 5 import org.apache.log4j.Logger; | |
| 6 | |
| 7 import com.google.gwt.user.server.rpc.RemoteServiceServlet; | |
| 8 | |
| 9 import org.dive4elements.artifacts.common.utils.ClientProtocolUtils; | |
| 10 | |
| 11 import org.dive4elements.artifacts.httpclient.exceptions.ConnectionException; | |
| 12 import org.dive4elements.artifacts.httpclient.http.HttpClient; | |
| 13 import org.dive4elements.artifacts.httpclient.http.HttpClientImpl; | |
| 14 import org.dive4elements.artifacts.httpclient.http.response.DocumentResponseHandler; | |
| 15 | |
| 16 import org.dive4elements.river.client.shared.exceptions.ServerException; | |
| 17 import org.dive4elements.river.client.shared.model.Collection; | |
| 18 | |
| 19 import org.dive4elements.river.client.client.services.DescribeCollectionService; | |
| 20 | |
| 21 | |
| 22 /** | |
| 23 * This service implements a method that queries the DESCRIBE document of a | |
| 24 * specific collection and returns a Collection object with the information of | |
| 25 * the document. | |
| 26 * | |
| 27 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | |
| 28 */ | |
| 29 public class DescribeCollectionServiceImpl | |
| 30 extends RemoteServiceServlet | |
| 31 implements DescribeCollectionService | |
| 32 { | |
| 33 private static final Logger logger = | |
| 34 Logger.getLogger(DescribeCollectionServiceImpl.class); | |
| 35 | |
| 36 | |
| 37 /** The error message key that is thrown if an error occured while | |
| 38 * describe() a Collection.*/ | |
| 39 public static final String ERROR_DESCRIBE_COLLECTION = | |
| 40 "error_describe_collection"; | |
| 41 | |
| 42 | |
| 43 public Collection describe(String uuid, String locale) | |
| 44 throws ServerException | |
| 45 { | |
| 46 logger.info("DescribeCollectionServiceImpl.describe"); | |
| 47 | |
| 48 String url = getServletContext().getInitParameter("server-url"); | |
| 49 | |
| 50 Document describe = ClientProtocolUtils.newDescribeCollectionDocument( | |
| 51 uuid); | |
| 52 | |
| 53 HttpClient client = new HttpClientImpl(url, locale); | |
| 54 | |
| 55 try { | |
| 56 Document response = (Document) client.doCollectionAction( | |
| 57 describe, uuid, new DocumentResponseHandler()); | |
| 58 | |
| 59 Collection c = CollectionHelper.parseCollection(response); | |
| 60 | |
| 61 if (c == null) { | |
| 62 throw new ServerException(ERROR_DESCRIBE_COLLECTION); | |
| 63 } | |
| 64 | |
| 65 logger.debug("Collection successfully parsed."); | |
| 66 | |
| 67 return c; | |
| 68 } | |
| 69 catch (ConnectionException ce) { | |
| 70 logger.error(ce, ce); | |
| 71 } | |
| 72 | |
| 73 throw new ServerException(ERROR_DESCRIBE_COLLECTION); | |
| 74 } | |
| 75 } | |
| 76 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |