Mercurial > dive4elements > river

annotate gwt-client/src/main/java/org/dive4elements/river/client/server/DescribeArtifactServiceImpl.java @ 9726:0a5239a1e46e 3.2.x

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Upgrade to Log4j 2
author Tom Gottfried <tom@intevation.de>
date Wed, 02 Mar 2022 10:26:50 +0100
parents 238fc722f87a
children
rev   line source
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.client.server;
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10
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11 import org.w3c.dom.Document;
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12
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13 import org.apache.logging.log4j.Logger;
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14 import org.apache.logging.log4j.LogManager;
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15
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16 import com.google.gwt.user.server.rpc.RemoteServiceServlet;
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17
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18 import org.dive4elements.artifacts.common.utils.ClientProtocolUtils;
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19
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20 import org.dive4elements.artifacts.httpclient.exceptions.ConnectionException;
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21 import org.dive4elements.artifacts.httpclient.http.HttpClient;
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22 import org.dive4elements.artifacts.httpclient.http.HttpClientImpl;
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23 import org.dive4elements.artifacts.httpclient.http.response.DocumentResponseHandler;
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24
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25 import org.dive4elements.river.client.shared.exceptions.ServerException;
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26 import org.dive4elements.river.client.shared.model.Artifact;
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27 import org.dive4elements.river.client.client.services.DescribeArtifactService;
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28
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29
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30 /**
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31 * This interface provides artifact specific operation DESCRIBE.
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32 *
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33 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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34 */
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35 public class DescribeArtifactServiceImpl
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36 extends RemoteServiceServlet
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37 implements DescribeArtifactService
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38 {
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39 private static final Logger log =
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40 LogManager.getLogger(DescribeArtifactServiceImpl.class);
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41
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42
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43 public static final String ERROR_DESCRIBE_ARTIFACT =
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44 "error_describe_artifact";
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45
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46
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47 public Artifact describe(String locale, Artifact artifact)
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48 throws ServerException
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49 {
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50 log.info("DescribeArtifactServiceImpl.describe");
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51
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52 String url = getServletContext().getInitParameter("server-url");
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53
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54 Document describe = ClientProtocolUtils.newDescribeDocument(
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55 artifact.getUuid(),
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56 artifact.getHash(),
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57 true);
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58
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59 HttpClient client = new HttpClientImpl(url, locale);
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60
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61 try {
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62 log.debug("Start Http request now.");
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63
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64 Document description = (Document) client.describe(
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65 new org.dive4elements.artifacts.httpclient.objects.Artifact(
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66 artifact.getUuid(),
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67 artifact.getHash()),
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68 describe,
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69 new DocumentResponseHandler());
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70
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71 if (description != null) {
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72 log.debug("Finished Http request sucessfully!");
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73
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74 return (Artifact) new FLYSArtifactCreator().create(description);
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75 }
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76 }
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77 catch (ConnectionException ce) {
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78 ce.printStackTrace();
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79 }
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80
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81 throw new ServerException(ERROR_DESCRIBE_ARTIFACT);
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82 }
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83 }
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84 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org