Mercurial > dive4elements > river
comparison gwt-client/src/main/java/org/dive4elements/river/client/server/CreateCollectionServiceImpl.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/CreateCollectionServiceImpl.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.ArtifactNamespaceContext; | |
| 10 import org.dive4elements.artifacts.common.utils.ClientProtocolUtils; | |
| 11 import org.dive4elements.artifacts.common.utils.XMLUtils; | |
| 12 | |
| 13 import org.dive4elements.artifacts.httpclient.exceptions.ConnectionException; | |
| 14 import org.dive4elements.artifacts.httpclient.http.HttpClient; | |
| 15 import org.dive4elements.artifacts.httpclient.http.HttpClientImpl; | |
| 16 import org.dive4elements.artifacts.httpclient.http.response.DocumentResponseHandler; | |
| 17 | |
| 18 import org.dive4elements.river.client.shared.exceptions.ServerException; | |
| 19 import org.dive4elements.river.client.shared.model.Collection; | |
| 20 import org.dive4elements.river.client.shared.model.DefaultCollection; | |
| 21 import org.dive4elements.river.client.client.services.CreateCollectionService; | |
| 22 | |
| 23 | |
| 24 /** | |
| 25 * This interface provides the createCollection service to create new | |
| 26 * collections in the artifact server. | |
| 27 * | |
| 28 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | |
| 29 */ | |
| 30 public class CreateCollectionServiceImpl | |
| 31 extends RemoteServiceServlet | |
| 32 implements CreateCollectionService | |
| 33 { | |
| 34 /** Private logger. */ | |
| 35 private static final Logger logger = | |
| 36 Logger.getLogger(CreateCollectionServiceImpl.class); | |
| 37 | |
| 38 /** XPath to figure out the uuid of the created collection.*/ | |
| 39 public static final String XPATH_COLLECTION_UUID = | |
| 40 "/art:result/art:artifact-collection/@art:uuid"; | |
| 41 | |
| 42 /** XPath to figure out the ttl of the created collection.*/ | |
| 43 public static final String XPATH_COLLECTION_TTL = | |
| 44 "/art:result/art:artifact-collection/@art:ttl"; | |
| 45 | |
| 46 /** Error message key that is thrown if an error occured while creating | |
| 47 * a new collection.*/ | |
| 48 public static final String ERROR_CREATE_COLLECTION = | |
| 49 "error_create_collection"; | |
| 50 | |
| 51 | |
| 52 /** Attempt creation of Collection. */ | |
| 53 public Collection create(String locale, String ownerId) | |
| 54 throws ServerException | |
| 55 { | |
| 56 logger.info("Start creating a new collection."); | |
| 57 | |
| 58 String url = getServletContext().getInitParameter("server-url"); | |
| 59 | |
| 60 Document create = | |
| 61 ClientProtocolUtils.newCreateCollectionDocument(null); | |
| 62 HttpClient client = new HttpClientImpl(url, locale); | |
| 63 | |
| 64 try { | |
| 65 Document doc = (Document) client.createCollection( | |
| 66 create, ownerId, new DocumentResponseHandler()); | |
| 67 | |
| 68 String uuid = XMLUtils.xpathString( | |
| 69 doc, XPATH_COLLECTION_UUID, ArtifactNamespaceContext.INSTANCE); | |
| 70 | |
| 71 String ttlStr = XMLUtils.xpathString( | |
| 72 doc, XPATH_COLLECTION_TTL, ArtifactNamespaceContext.INSTANCE); | |
| 73 | |
| 74 if (uuid.trim().length() == 0 || ttlStr.length() == 0) { | |
| 75 throw new ServerException(ERROR_CREATE_COLLECTION); | |
| 76 } | |
| 77 | |
| 78 return new DefaultCollection(uuid, Long.valueOf(ttlStr), uuid); | |
| 79 } | |
| 80 catch (ConnectionException ce) { | |
| 81 logger.error(ce, ce); | |
| 82 } | |
| 83 | |
| 84 throw new ServerException(ERROR_CREATE_COLLECTION); | |
| 85 } | |
| 86 } | |
| 87 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |