Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/CollectionItemAttributeServiceImpl.java @ 2478:6462a02022ab

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Issue 424. Show folder icon for folder nodes with no children in datacage. flys-client/trunk@4229 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Raimund Renkert <raimund.renkert@intevation.de>
date Fri, 13 Apr 2012 08:21:20 +0000
parents 4a6814be92ba
children cd068ff7966d
rev   line source
1285
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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 import org.w3c.dom.NodeList;
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6
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7 import org.apache.log4j.Logger;
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8
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9 import com.google.gwt.user.server.rpc.RemoteServiceServlet;
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10
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11 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
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12 import de.intevation.artifacts.httpclient.http.HttpClient;
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13 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
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14 import de.intevation.artifacts.httpclient.http.response.DocumentResponseHandler;
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15
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16 import de.intevation.artifacts.common.ArtifactNamespaceContext;
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17 import de.intevation.artifacts.common.utils.XMLUtils;
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18
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19 import de.intevation.flys.client.shared.exceptions.ServerException;
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20 import de.intevation.flys.client.client.services.CollectionItemAttributeService;
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21
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22 import de.intevation.flys.client.shared.model.Collection;
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23 import de.intevation.flys.client.shared.model.CollectionItemAttribute;
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24 import de.intevation.flys.client.shared.model.Style;
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25 import de.intevation.flys.client.shared.model.StyleSetting;
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26
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27
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28 /**
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29 *
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30 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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31 */
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32 public class CollectionItemAttributeServiceImpl
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33 extends RemoteServiceServlet
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34 implements CollectionItemAttributeService
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35 {
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36 private static final Logger logger =
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37 Logger.getLogger(CollectionItemAttributeServiceImpl.class);
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38
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39
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40 public static final String XPATH_RESULT = "/art:result/text()";
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41
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42 public static final String OPERATION_FAILURE = "FAILED";
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43
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44 public static final String ERROR_NO_STYLES_FOUND =
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45 "error_no_theme_styles_found";
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46
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47
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48 public CollectionItemAttribute getCollectionItemAttribute(
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49 Collection collection,
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50 String artifact,
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51 String locale)
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52 throws ServerException
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53 {
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54 logger.info(
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55 "CollectionItemAttributeServiceImpl.getCollectionItemAttribute");
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56
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57 String url = getServletContext().getInitParameter("server-url");
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58
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59 Document requestDoc = XMLUtils.newDocument();
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60
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61 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
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62 requestDoc,
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63 ArtifactNamespaceContext.NAMESPACE_URI,
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64 ArtifactNamespaceContext.NAMESPACE_PREFIX);
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65
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66 Element action = ec.create("action");
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67
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68 Element type = ec.create("type");
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69 ec.addAttr(type, "name", "getitemattribute", false);
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70
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71 Element art = ec.create("artifact");
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72 ec.addAttr(art, "uuid", artifact, false);
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73
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74 type.appendChild(art);
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75 action.appendChild(type);
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76 requestDoc.appendChild (action);
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77
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78 try {
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79 HttpClient client = new HttpClientImpl(url, locale);
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80 Document res = (Document) client.doCollectionAction(
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81 requestDoc,
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82 collection.identifier(),
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83 new DocumentResponseHandler());
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84 return readXML (res, artifact);
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85 }
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86 catch (ConnectionException ce) {
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87 logger.error(ce, ce);
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88 }
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89
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90 throw new ServerException(ERROR_NO_STYLES_FOUND);
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91 }
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92
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93
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94 public void setCollectionItemAttribute(
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95 Collection collection,
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96 String artifact,
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97 String locale,
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98 CollectionItemAttribute attributes)
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99 throws ServerException
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100 {
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101 logger.info(
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102 "CollectionItemAttributeServiceImpl.setCollectionItemAttribute");
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103
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104 String url = getServletContext().getInitParameter("server-url");
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105
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106 Document doc = writeXML(attributes, artifact);
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107
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108 try {
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109 HttpClient client = new HttpClientImpl(url, locale);
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110 Document res = (Document) client.doCollectionAction(
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111 doc,
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112 collection.identifier(),
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113 new DocumentResponseHandler());
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114
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115 return;
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116 }
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117 catch (ConnectionException ce) {
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118 logger.error(ce, ce);
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119 throw new ServerException(ce.getLocalizedMessage());
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120 }
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121 }
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122
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123 protected CollectionItemAttribute readXML(Document doc, String artifact)
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124 throws ServerException
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125 {
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126 CollectionItemAttribute cia = new CollectionItemAttribute();
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parents: 1285
diff changeset
127 cia.setArtifact(artifact);
1285
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128
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Raimund Renkert <raimund.renkert@intevation.de>
parents:
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129 Element root = doc.getDocumentElement();
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Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
130 NodeList themes = root.getElementsByTagName("art:themes");
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Raimund Renkert <raimund.renkert@intevation.de>
parents:
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131
1310
c4c957a9c092 Improved exception handling while fetching theme styles.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1295
diff changeset
132 if (themes == null || themes.getLength() == 0) {
c4c957a9c092 Improved exception handling while fetching theme styles.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1295
diff changeset
133 throw new ServerException(ERROR_NO_STYLES_FOUND);
1285
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Raimund Renkert <raimund.renkert@intevation.de>
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134 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents:
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135
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Raimund Renkert <raimund.renkert@intevation.de>
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136 Element e = (Element) themes.item(0);
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Raimund Renkert <raimund.renkert@intevation.de>
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137 NodeList items = e.getElementsByTagName("theme");
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Raimund Renkert <raimund.renkert@intevation.de>
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138
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Raimund Renkert <raimund.renkert@intevation.de>
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139 for (int i = 0; i < items.getLength(); i++) {
1326
974c6b3700de Use the theme index to identify the correct style.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1310
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140 Style s = getStyle ((Element) items.item(i));
974c6b3700de Use the theme index to identify the correct style.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1310
diff changeset
141 if(s == null) {
974c6b3700de Use the theme index to identify the correct style.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1310
diff changeset
142 throw new ServerException(ERROR_NO_STYLES_FOUND);
974c6b3700de Use the theme index to identify the correct style.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1310
diff changeset
143 }
974c6b3700de Use the theme index to identify the correct style.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1310
diff changeset
144 else {
974c6b3700de Use the theme index to identify the correct style.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1310
diff changeset
145 cia.appendStyle(s);
974c6b3700de Use the theme index to identify the correct style.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1310
diff changeset
146 }
1285
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
147 }
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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148
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
149 return cia;
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Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
150 }
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
151
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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152
1292
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
153 protected Document writeXML (
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
154 CollectionItemAttribute attributes,
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
155 String artifact)
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
156 {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
157 Document styles = XMLUtils.newDocument();
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
158
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
159 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
160 styles,
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
161 ArtifactNamespaceContext.NAMESPACE_URI,
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
162 ArtifactNamespaceContext.NAMESPACE_PREFIX);
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
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163 Element action = ec.create("action");
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
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164 Element type = ec.create("type");
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
165 type.setAttribute("name", "setitemattribute");
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
166 Element art = ec.create("artifact");
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
167 art.setAttribute("uuid", artifact);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
168 Element attr = ec.create("attribute");
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
169 Element themes = ec.create("themes");
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
170 action.appendChild(type);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
171 type.appendChild(art);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
172 art.appendChild(attr);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
173 attr.appendChild(themes);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
174
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
175 XMLUtils.ElementCreator creator = new XMLUtils.ElementCreator(
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
176 styles,
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
177 "",
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
178 "");
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
179
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
180 for (int i = 0; i < attributes.getNumStyles(); i++) {
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
181 Style s = attributes.getStyle(i);
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
182 Element theme = creator.create("theme");
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
183 theme.setAttribute("name", s.getName());
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
184 theme.setAttribute("facet", s.getFacet());
1329
b18b32269a3f Set the correct index when saving changed attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1326
diff changeset
185 theme.setAttribute("index", String.valueOf(s.getIndex()));
1292
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
186 for (int j = 0; j < s.getNumSettings(); j++) {
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
187 StyleSetting set = s.getSetting(j);
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
188 Element field = creator.create("field");
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
189 field.setAttribute("name", set.getName());
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
190 field.setAttribute("display", set.getDisplayName());
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
191 field.setAttribute("default", set.getDefaultValue());
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
192 field.setAttribute("hints", set.getHints());
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
193 field.setAttribute("type", set.getType());
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
194 theme.appendChild(field);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
195 }
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
196 themes.appendChild(theme);
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
197 }
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
198 styles.appendChild(action);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
199 return styles;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
200 }
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
201
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
202
1285
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
203 protected Style getStyle (Element element) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
204
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
205 if (!element.getTagName().equals("theme")) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
206 return null;
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
207 }
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
208
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
209 NodeList list = element.getElementsByTagName("field");
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Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
210 Style style = new Style();
1292
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
211
1285
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
212 style.setName (element.getAttribute("name"));
1292
bdc270ea6195 Edited item attributes are saved and send to the server on accept.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1285
diff changeset
213 style.setFacet (element.getAttribute("facet"));
1326
974c6b3700de Use the theme index to identify the correct style.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1310
diff changeset
214 try {
974c6b3700de Use the theme index to identify the correct style.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1310
diff changeset
215 int ndx = Integer.parseInt(element.getAttribute("index"));
974c6b3700de Use the theme index to identify the correct style.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1310
diff changeset
216 style.setIndex (ndx);
974c6b3700de Use the theme index to identify the correct style.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1310
diff changeset
217 }
974c6b3700de Use the theme index to identify the correct style.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1310
diff changeset
218 catch(NumberFormatException nfe) {
974c6b3700de Use the theme index to identify the correct style.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1310
diff changeset
219 return null;
974c6b3700de Use the theme index to identify the correct style.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1310
diff changeset
220 }
1285
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
221 for(int i = 0; i < list.getLength(); i++) {
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
222 Element e = (Element) list.item(i);
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
223 StyleSetting set = new StyleSetting (
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
224 e.getAttribute("name"),
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
225 e.getAttribute("default"),
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
226 e.getAttribute("display"),
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
227 e.getAttribute("hints"),
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
228 e.getAttribute("type"));
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
229 style.appendStyleSetting(set);
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
230 }
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
231 return style;
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
232 }
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
233 }
0f3b19df1880 Added new service and model for collection item attributes.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
234 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org