Mercurial > dive4elements > river
comparison flys-client/src/main/java/de/intevation/flys/client/server/CollectionItemAttributeServiceImpl.java @ 1285:0f3b19df1880
Added new service and model for collection item attributes.
flys-client/trunk@2871 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Raimund Renkert <raimund.renkert@intevation.de> |
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date | Fri, 30 Sep 2011 10:57:56 +0000 |
parents | |
children | bdc270ea6195 |
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1284:cdb1505a32f1 | 1285:0f3b19df1880 |
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1 package de.intevation.flys.client.server; | |
2 | |
3 import org.w3c.dom.Document; | |
4 import org.w3c.dom.Element; | |
5 import org.w3c.dom.NodeList; | |
6 | |
7 import com.google.gwt.user.server.rpc.RemoteServiceServlet; | |
8 | |
9 import de.intevation.artifacts.httpclient.exceptions.ConnectionException; | |
10 import de.intevation.artifacts.httpclient.http.HttpClient; | |
11 import de.intevation.artifacts.httpclient.http.HttpClientImpl; | |
12 import de.intevation.artifacts.httpclient.http.response.DocumentResponseHandler; | |
13 | |
14 import de.intevation.artifacts.common.ArtifactNamespaceContext; | |
15 import de.intevation.artifacts.common.utils.XMLUtils; | |
16 | |
17 import de.intevation.flys.client.shared.exceptions.ServerException; | |
18 import de.intevation.flys.client.client.services.CollectionItemAttributeService; | |
19 | |
20 import de.intevation.flys.client.shared.model.Collection; | |
21 import de.intevation.flys.client.shared.model.Artifact; | |
22 import de.intevation.flys.client.shared.model.CollectionItemAttribute; | |
23 import de.intevation.flys.client.shared.model.Style; | |
24 import de.intevation.flys.client.shared.model.StyleSetting; | |
25 | |
26 | |
27 /** | |
28 * | |
29 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> | |
30 */ | |
31 public class CollectionItemAttributeServiceImpl | |
32 extends RemoteServiceServlet | |
33 implements CollectionItemAttributeService | |
34 { | |
35 public static final String XPATH_RESULT = "/art:result/text()"; | |
36 | |
37 public static final String OPERATION_FAILURE = "FAILED"; | |
38 | |
39 | |
40 public CollectionItemAttribute getCollectionItemAttribute( | |
41 Collection collection, | |
42 String artifact, | |
43 String url, | |
44 String locale) | |
45 throws ServerException | |
46 { | |
47 System.out.println( | |
48 "GetCollectionItemAttributeServiceImpl.getCollectionItemAttribute"); | |
49 | |
50 Document requestDoc = XMLUtils.newDocument(); | |
51 | |
52 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator( | |
53 requestDoc, | |
54 ArtifactNamespaceContext.NAMESPACE_URI, | |
55 ArtifactNamespaceContext.NAMESPACE_PREFIX); | |
56 | |
57 Element action = ec.create("action"); | |
58 | |
59 Element type = ec.create("type"); | |
60 ec.addAttr(type, "name", "getitemattribute", false); | |
61 | |
62 Element art = ec.create("artifact"); | |
63 ec.addAttr(art, "uuid", artifact, false); | |
64 | |
65 type.appendChild(art); | |
66 action.appendChild(type); | |
67 requestDoc.appendChild (action); | |
68 | |
69 try { | |
70 HttpClient client = new HttpClientImpl(url, locale); | |
71 Document res = (Document) client.doCollectionAction( | |
72 requestDoc, | |
73 collection.identifier(), | |
74 new DocumentResponseHandler()); | |
75 | |
76 return readXML (res); | |
77 } | |
78 catch (ConnectionException ce) { | |
79 System.err.println(ce.getLocalizedMessage()); | |
80 } | |
81 throw new ServerException(""); | |
82 } | |
83 | |
84 protected CollectionItemAttribute readXML (Document doc) { | |
85 CollectionItemAttribute cia = new CollectionItemAttribute(); | |
86 | |
87 Element root = doc.getDocumentElement(); | |
88 NodeList themes = root.getElementsByTagName("art:themes"); | |
89 | |
90 if (themes.getLength() != 1) { | |
91 return null; | |
92 } | |
93 | |
94 Element e = (Element) themes.item(0); | |
95 NodeList items = e.getElementsByTagName("theme"); | |
96 | |
97 for (int i = 0; i < items.getLength(); i++) { | |
98 cia.appendStyle(getStyle ((Element) items.item(i))); | |
99 } | |
100 | |
101 return cia; | |
102 } | |
103 | |
104 | |
105 protected Style getStyle (Element element) { | |
106 | |
107 if (!element.getTagName().equals("theme")) { | |
108 return null; | |
109 } | |
110 | |
111 NodeList list = element.getElementsByTagName("field"); | |
112 Style style = new Style(); | |
113 style.setName (element.getAttribute("name")); | |
114 for(int i = 0; i < list.getLength(); i++) { | |
115 Element e = (Element) list.item(i); | |
116 StyleSetting set = new StyleSetting ( | |
117 e.getAttribute("name"), | |
118 e.getAttribute("default"), | |
119 e.getAttribute("display"), | |
120 e.getAttribute("hints"), | |
121 e.getAttribute("type")); | |
122 style.appendStyleSetting(set); | |
123 } | |
124 return style; | |
125 } | |
126 } | |
127 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |