Mercurial > dive4elements > river
comparison flys-client/src/main/java/de/intevation/flys/client/server/UserServiceImpl.java @ 25:2da6be38d8b6
Added a User interface and a default implementation to handle users in this client.
flys-client/trunk@1411 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Mon, 07 Mar 2011 13:40:37 +0000 |
parents | bc5d4d2297b9 |
children | d573ae975330 |
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24:8825ce0a537e | 25:2da6be38d8b6 |
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1 package de.intevation.flys.client.server; | 1 package de.intevation.flys.client.server; |
2 | |
3 import javax.xml.xpath.XPathConstants; | |
4 | |
5 import org.w3c.dom.Document; | |
6 import org.w3c.dom.Node; | |
7 import org.w3c.dom.NodeList; | |
2 | 8 |
3 import com.google.gwt.user.server.rpc.RemoteServiceServlet; | 9 import com.google.gwt.user.server.rpc.RemoteServiceServlet; |
4 | 10 |
5 import com.google.gwt.core.client.GWT; | 11 import com.google.gwt.core.client.GWT; |
6 | 12 |
7 import de.intevation.artifacts.common.model.DefaultUser; | 13 import de.intevation.artifacts.common.ArtifactNamespaceContext; |
8 import de.intevation.artifacts.common.model.User; | 14 import de.intevation.artifacts.common.utils.XMLUtils; |
15 | |
16 import de.intevation.artifacts.httpclient.exceptions.ConnectionException; | |
17 import de.intevation.artifacts.httpclient.http.HttpClient; | |
18 import de.intevation.artifacts.httpclient.http.HttpClientImpl; | |
19 import de.intevation.artifacts.httpclient.http.response.DocumentResponseHandler; | |
9 | 20 |
10 import de.intevation.flys.client.client.services.UserService; | 21 import de.intevation.flys.client.client.services.UserService; |
22 import de.intevation.flys.client.shared.model.DefaultUser; | |
23 import de.intevation.flys.client.shared.model.User; | |
11 | 24 |
12 | 25 |
13 /** | 26 /** |
14 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | 27 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
15 */ | 28 */ |
16 public class UserServiceImpl | 29 public class UserServiceImpl |
17 extends RemoteServiceServlet | 30 extends RemoteServiceServlet |
18 implements UserService | 31 implements UserService |
19 { | 32 { |
20 public User getCurrentUser() { | 33 public User getCurrentUser(String serverUrl) { |
21 GWT.log("Return the current user 'Max Mustermann'."); | 34 HttpClient client = new HttpClientImpl(serverUrl); |
22 return new DefaultUser("Max", "Mustermann"); | 35 |
36 try { | |
37 Document users = (Document) client.listUsers(); | |
38 | |
39 String XPATH_USERS = "/art:users/art:user"; | |
40 | |
41 NodeList theUsers = (NodeList) XMLUtils.xpath( | |
42 users, | |
43 XPATH_USERS, | |
44 XPathConstants.NODESET, | |
45 ArtifactNamespaceContext.INSTANCE); | |
46 | |
47 if (theUsers != null && theUsers.getLength() > 0) { | |
48 Node user = theUsers.item(0); | |
49 | |
50 String uuid = XMLUtils.xpathString( | |
51 user, "@art:uuid", ArtifactNamespaceContext.INSTANCE); | |
52 String name = XMLUtils.xpathString( | |
53 user, "@art:name", ArtifactNamespaceContext.INSTANCE); | |
54 | |
55 return new DefaultUser(uuid, name); | |
56 } | |
57 } | |
58 catch (ConnectionException ce) { | |
59 System.err.println(ce.getLocalizedMessage()); | |
60 } | |
61 | |
62 System.err.println("No users existing in the server."); | |
63 return null; | |
23 } | 64 } |
24 } | 65 } |
25 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : | 66 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |