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annotate flys-client/src/main/java/de/intevation/flys/client/server/DescribeCollectionServiceImpl.java @ 905:478a571f1f94

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Refactored server code - HTTP related code moved to ArtifactsHelper and CollectionHelper which makes us able to combine Artifact and Collection protocol stuff in a single RPC service. flys-client/trunk@2757 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 15 Sep 2011 12:55:36 +0000
parents ec5c75da5c7a
children ab8eb2f544f2
rev   line source
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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 com.google.gwt.user.server.rpc.RemoteServiceServlet;
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6
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7 import de.intevation.artifacts.common.utils.ClientProtocolUtils;
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8
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9 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
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10 import de.intevation.artifacts.httpclient.http.HttpClient;
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11 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
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12 import de.intevation.artifacts.httpclient.http.response.DocumentResponseHandler;
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14 import de.intevation.flys.client.shared.exceptions.ServerException;
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15 import de.intevation.flys.client.shared.model.Collection;
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17 import de.intevation.flys.client.client.services.DescribeCollectionService;
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18
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19
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20 /**
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21 * This service implements a method that queries the DESCRIBE document of a
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22 * specific collection and returns a Collection object with the information of
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23 * the document.
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24 *
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25 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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26 */
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27 public class DescribeCollectionServiceImpl
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28 extends RemoteServiceServlet
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29 implements DescribeCollectionService
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30 {
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31 /** The error message key that is thrown if an error occured while
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32 * describe() a Collection.*/
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33 public static final String ERROR_DESCRIBE_COLLECTION =
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34 "error_describe_collection";
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37 public Collection describe(String uuid, String serverUrl, String locale)
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38 throws ServerException
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39 {
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40 System.out.println("DescribeCollectionServiceImpl.describe");
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41
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42 Document describe = ClientProtocolUtils.newDescribeCollectionDocument(
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43 uuid);
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45 HttpClient client = new HttpClientImpl(serverUrl, locale);
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46
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47 try {
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48 Document response = (Document) client.doCollectionAction(
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49 describe, uuid, new DocumentResponseHandler());
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51 Collection c = CollectionHelper.parseCollection(response);
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52
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53 if (c == null) {
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54 throw new ServerException(ERROR_DESCRIBE_COLLECTION);
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55 }
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56
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57 System.out.println("Collection successfully parsed.");
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59 return c;
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60 }
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61 catch (ConnectionException ce) {
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62 System.err.println(ce.getLocalizedMessage());
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63 }
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65 throw new ServerException(ERROR_DESCRIBE_COLLECTION);
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66 }
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67 }
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68 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org