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> |
|---|---|
| date | Fri, 30 Sep 2011 10:57:56 +0000 |
| parents | |
| children | bdc270ea6195 |
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| 1284:cdb1505a32f1 | 1285:0f3b19df1880 |
|---|---|
| 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 : |