Mercurial > dive4elements > river
annotate flys-client/src/main/java/de/intevation/flys/client/server/MetaDataServiceImpl.java @ 1283:e8bb11976c70
Neaten certain GUI aspects with W-Diff waterlevel-pair selection.
flys-client/trunk@2867 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Fri, 30 Sep 2011 07:44:35 +0000 |
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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 import org.w3c.dom.Element; |
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5 |
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6 import com.google.gwt.user.server.rpc.RemoteServiceServlet; |
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7 |
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8 import de.intevation.artifacts.common.ArtifactNamespaceContext; |
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9 |
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10 import de.intevation.artifacts.common.utils.XMLUtils; |
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11 |
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12 import de.intevation.flys.client.shared.exceptions.ServerException; |
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13 |
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14 import de.intevation.flys.client.client.services.MetaDataService; |
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15 |
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16 import de.intevation.artifacts.httpclient.exceptions.ConnectionException; |
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17 |
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18 import de.intevation.artifacts.httpclient.http.HttpClient; |
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19 import de.intevation.artifacts.httpclient.http.HttpClientImpl; |
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20 |
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21 import de.intevation.flys.client.shared.model.DataCageTree; |
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22 |
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23 import de.intevation.flys.client.server.meta.Converter; |
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24 |
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25 public class MetaDataServiceImpl |
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26 extends RemoteServiceServlet |
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27 implements MetaDataService |
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28 { |
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29 public static final String ERROR_NO_META_DATA_FOUND = |
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30 "error_no_meta_data_found"; |
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31 |
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32 @Override |
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33 public DataCageTree getMetaData( |
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34 String url, |
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35 String locale, |
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36 String artifactId, |
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37 String userId, |
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38 String outs, |
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39 String parameters |
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40 ) throws ServerException |
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41 { |
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42 System.out.println("MetaDataService.getMetaData"); |
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43 |
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44 Document doc = XMLUtils.newDocument(); |
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45 |
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46 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator( |
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47 doc, |
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48 ArtifactNamespaceContext.NAMESPACE_URI, |
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49 ArtifactNamespaceContext.NAMESPACE_PREFIX); |
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50 |
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51 Element meta = ec.create("meta"); |
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52 |
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53 if (artifactId != null) { |
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54 Element artifactEl = ec.create("artifact-id"); |
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55 artifactEl.setAttribute("value", artifactId); |
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56 meta.appendChild(artifactEl); |
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57 } |
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58 |
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59 if (userId != null) { |
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60 Element userEl = ec.create("user-id"); |
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61 userEl.setAttribute("value", userId); |
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62 meta.appendChild(userEl); |
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63 } |
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64 |
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65 if (outs != null) { |
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66 Element outsEl = ec.create("outs"); |
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67 outsEl.setAttribute("value", outs); |
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68 meta.appendChild(outsEl); |
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69 } |
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70 |
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71 if (parameters != null) { |
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72 Element paramsEl = ec.create("parameters"); |
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73 paramsEl.setAttribute("value", parameters); |
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74 meta.appendChild(paramsEl); |
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75 } |
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76 |
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77 doc.appendChild(meta); |
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78 |
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79 HttpClient client = new HttpClientImpl(url, locale); |
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80 |
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81 try { |
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82 Converter converter = new Converter(); |
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83 return converter.convert(client.callService(url, "metadata", doc)); |
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84 } |
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85 catch (ConnectionException ce) { |
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86 ce.printStackTrace(); |
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87 } |
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88 |
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89 throw new ServerException(ERROR_NO_META_DATA_FOUND); |
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90 } |
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91 } |
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92 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |