annotate flys-client/src/main/java/de/intevation/flys/client/server/RiverServiceImpl.java @ 100:95b30a5d6350

Bugfix: A collection view just creates a single time a new collection - even if we step back to a previous state and go forward afterwards. flys-client/trunk@1614 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 30 Mar 2011 07:40:53 +0000
parents 44c63e7fd0d0
children 907b61e4d702
rev   line source
29
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.client.server;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
2
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
3 import java.util.ArrayList;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
4 import java.util.List;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
5
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
6 import javax.xml.xpath.XPathConstants;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
7
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
8 import org.w3c.dom.Document;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
9 import org.w3c.dom.NodeList;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
10 import org.w3c.dom.Node;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
11
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
12 import com.google.gwt.user.server.rpc.RemoteServiceServlet;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
13
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
14 import de.intevation.artifacts.common.ArtifactNamespaceContext;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
15 import de.intevation.artifacts.common.utils.XMLUtils;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
16
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
17 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
18 import de.intevation.artifacts.httpclient.http.HttpClient;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
19 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
20
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
21 import de.intevation.flys.client.shared.model.DefaultRiver;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
22 import de.intevation.flys.client.shared.model.River;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
23 import de.intevation.flys.client.client.services.RiverService;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
24
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
25
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
26 /**
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
27 * This interface provides a method to list the supported rivers of the artifact
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
28 * server.
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
29 *
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
30 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
31 */
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
32 public class RiverServiceImpl
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
33 extends RemoteServiceServlet
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
34 implements RiverService
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
35 {
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
36 /** The XPath string that points to the rivers in the resulting document.*/
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
37 public static final String XPATH_RIVERS = "/art:rivers/art:river";
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
38
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
39
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
40 public River[] list(String serverUrl) {
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
41 Document doc = XMLUtils.newDocument();
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
42
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
43 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
44 doc,
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
45 ArtifactNamespaceContext.NAMESPACE_URI,
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
46 ArtifactNamespaceContext.NAMESPACE_PREFIX);
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
47
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
48 doc.appendChild(ec.create("action"));
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
49
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
50 HttpClient client = new HttpClientImpl(serverUrl);
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
51
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
52 try {
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
53 Document res = client.callService(serverUrl, "rivers", doc);
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
54
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
55 NodeList rivers = (NodeList) XMLUtils.xpath(
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
56 res,
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
57 XPATH_RIVERS,
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
58 XPathConstants.NODESET,
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
59 ArtifactNamespaceContext.INSTANCE);
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
60
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
61 int count = rivers.getLength();
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
62
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
63 List<River> theRivers = new ArrayList<River>(count);
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
64
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
65 for (int i = 0; i < count; i++) {
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
66 Node tmp = rivers.item(i);
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
67
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
68 String name = XMLUtils.xpathString(
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
69 tmp, "@art:name", ArtifactNamespaceContext.INSTANCE);
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
70
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
71 theRivers.add(new DefaultRiver(name));
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
72 }
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
73
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
74 return (River[]) theRivers.toArray(new River[count]);
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
75 }
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
76 catch (ConnectionException ce) {
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
77 System.err.println(ce.getLocalizedMessage());
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
78 }
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
79
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
80 return null;
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
81 }
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
82 }
44c63e7fd0d0 Added a service to list the supported rivers of the artifact server. The FLYS instance serves a method that retrieves this list.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
83 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

http://dive4elements.wald.intevation.org