Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/CreateCollectionServiceImpl.java @ 5659:47c07faf388a

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configured zoom-scale for river Rhein
author Tom Gottfried <tom@intevation.de>
date Thu, 11 Apr 2013 16:39:29 +0200
parents 9cff19a02743
children
rev   line source
26
c19985f75118 Implemented a service that triggers the artifact-collection creation in the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 package de.intevation.flys.client.server;
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2
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3 import org.w3c.dom.Document;
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4
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5 import org.apache.log4j.Logger;
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7 import com.google.gwt.user.server.rpc.RemoteServiceServlet;
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8
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9 import de.intevation.artifacts.common.ArtifactNamespaceContext;
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10 import de.intevation.artifacts.common.utils.ClientProtocolUtils;
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11 import de.intevation.artifacts.common.utils.XMLUtils;
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12
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13 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
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14 import de.intevation.artifacts.httpclient.http.HttpClient;
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15 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
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16 import de.intevation.artifacts.httpclient.http.response.DocumentResponseHandler;
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18 import de.intevation.flys.client.shared.exceptions.ServerException;
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19 import de.intevation.flys.client.shared.model.Collection;
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20 import de.intevation.flys.client.shared.model.DefaultCollection;
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21 import de.intevation.flys.client.client.services.CreateCollectionService;
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23
c19985f75118 Implemented a service that triggers the artifact-collection creation in the artifact server.
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24 /**
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25 * This interface provides the createCollection service to create new
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26 * collections in the artifact server.
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27 *
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28 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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29 */
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30 public class CreateCollectionServiceImpl
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31 extends RemoteServiceServlet
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32 implements CreateCollectionService
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33 {
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34 /** Private logger. */
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35 private static final Logger logger =
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36 Logger.getLogger(CreateCollectionServiceImpl.class);
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38 /** XPath to figure out the uuid of the created collection.*/
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39 public static final String XPATH_COLLECTION_UUID =
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40 "/art:result/art:artifact-collection/@art:uuid";
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41
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42 /** XPath to figure out the ttl of the created collection.*/
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43 public static final String XPATH_COLLECTION_TTL =
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44 "/art:result/art:artifact-collection/@art:ttl";
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46 /** Error message key that is thrown if an error occured while creating
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47 * a new collection.*/
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48 public static final String ERROR_CREATE_COLLECTION =
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49 "error_create_collection";
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51
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52 /** Attempt creation of Collection. */
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53 public Collection create(String locale, String ownerId)
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54 throws ServerException
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55 {
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56 logger.info("Start creating a new collection.");
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58 String url = getServletContext().getInitParameter("server-url");
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59
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60 Document create =
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61 ClientProtocolUtils.newCreateCollectionDocument(null);
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62 HttpClient client = new HttpClientImpl(url, locale);
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63
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64 try {
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65 Document doc = (Document) client.createCollection(
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66 create, ownerId, new DocumentResponseHandler());
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68 String uuid = XMLUtils.xpathString(
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69 doc, XPATH_COLLECTION_UUID, ArtifactNamespaceContext.INSTANCE);
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71 String ttlStr = XMLUtils.xpathString(
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72 doc, XPATH_COLLECTION_TTL, ArtifactNamespaceContext.INSTANCE);
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74 if (uuid.trim().length() == 0 || ttlStr.length() == 0) {
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75 throw new ServerException(ERROR_CREATE_COLLECTION);
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76 }
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77
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78 return new DefaultCollection(uuid, Long.valueOf(ttlStr), uuid);
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79 }
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80 catch (ConnectionException ce) {
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81 logger.error(ce, ce);
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82 }
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83
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84 throw new ServerException(ERROR_CREATE_COLLECTION);
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85 }
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86 }
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87 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org