Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/MetaDataServiceImpl.java @ 4604:488db475613d

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Add methods to hide and show the manage projects button of the header It should be possible to show the manage projects button only if the ProjectList is hidden. Therefore add methods to allow to show and hide the button.
author Björn Ricks <bjoern.ricks@intevation.de>
date Fri, 30 Nov 2012 10:00:39 +0100
parents f2039d030b5e
children 2dac0e5b927e
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 import org.w3c.dom.Element;
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5
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6 import org.apache.log4j.Logger;
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8 import com.google.gwt.user.server.rpc.RemoteServiceServlet;
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10 import de.intevation.artifacts.common.ArtifactNamespaceContext;
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11
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12 import de.intevation.artifacts.common.utils.XMLUtils;
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13
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14 import de.intevation.flys.client.shared.exceptions.ServerException;
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15
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16 import de.intevation.flys.client.client.services.MetaDataService;
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18 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
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19
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20 import de.intevation.artifacts.httpclient.http.HttpClient;
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21 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
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23 import de.intevation.flys.client.shared.model.DataCageTree;
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25 import de.intevation.flys.client.server.meta.Converter;
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26
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27 /**
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28 * Service that returns certain meta-data from the backends data, polished to
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29 * inclusion into current project.
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30 */
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31 public class MetaDataServiceImpl
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32 extends RemoteServiceServlet
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33 implements MetaDataService
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34 {
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35 /** Our very own logger. */
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36 private static final Logger logger =
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37 Logger.getLogger(MetaDataServiceImpl.class);
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39 public static final String ERROR_NO_META_DATA_FOUND =
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40 "error_no_meta_data_found";
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41
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42
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43 /**
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44 * @param locale needed for i18n.
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45 * @param artifactId ID of masterartifact (can be null)
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46 * @param userId can be null
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47 * @param outs can be null
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48 * @param parameters can be null
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49 */
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50 @Override
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51 public DataCageTree getMetaData(
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52 String locale,
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53 String artifactId,
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54 String userId,
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55 String outs,
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56 String parameters
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57 ) throws ServerException
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58 {
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59 logger.info("MetaDataService.getMetaData");
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60
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61 // Create the query document.
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62 String url = getServletContext().getInitParameter("server-url");
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63
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64 Document doc = XMLUtils.newDocument();
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65
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66 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
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67 doc,
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68 ArtifactNamespaceContext.NAMESPACE_URI,
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69 ArtifactNamespaceContext.NAMESPACE_PREFIX);
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70
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71 Element meta = ec.create("meta");
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72
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73 if (artifactId != null) {
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74 Element artifactEl = ec.create("artifact-id");
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75 artifactEl.setAttribute("value", artifactId);
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76 meta.appendChild(artifactEl);
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77 }
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78
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79 if (userId != null) {
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80 Element userEl = ec.create("user-id");
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81 userEl.setAttribute("value", userId);
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82 meta.appendChild(userEl);
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83 }
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84
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85 if (outs != null) {
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86 Element outsEl = ec.create("outs");
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87 outsEl.setAttribute("value", outs);
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88 meta.appendChild(outsEl);
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89 }
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90
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91 if (parameters != null) {
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92 Element paramsEl = ec.create("parameters");
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93 paramsEl.setAttribute("value", parameters);
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94 meta.appendChild(paramsEl);
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95 }
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96
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97 doc.appendChild(meta);
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98
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99 // Fire.
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100 HttpClient client = new HttpClientImpl(url, locale);
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101
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102 try {
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103 Converter converter = new Converter();
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104 return converter.convert(client.callService(url, "metadata", doc));
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105 }
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106 catch (ConnectionException ce) {
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107 ce.printStackTrace();
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108 }
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109
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110 throw new ServerException(ERROR_NO_META_DATA_FOUND);
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111 }
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112 }
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113 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org