annotate flys-client/src/main/java/de/intevation/flys/client/server/UserServiceImpl.java @ 547:95a7f9cb3d58

#131 Repaired a broken XPath expression for the chart attributes. flys-client/trunk@2056 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Mon, 06 Jun 2011 11:31:21 +0000
parents 924da6695800
children ab8eb2f544f2
rev   line source
2
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.client.server;
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
2
25
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
3 import javax.xml.xpath.XPathConstants;
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
4
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
5 import org.w3c.dom.Document;
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
6 import org.w3c.dom.Node;
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
7 import org.w3c.dom.NodeList;
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
8
2
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
9 import com.google.gwt.user.server.rpc.RemoteServiceServlet;
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
10
25
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
11 import de.intevation.artifacts.common.ArtifactNamespaceContext;
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
12 import de.intevation.artifacts.common.utils.XMLUtils;
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
13
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
14 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
15 import de.intevation.artifacts.httpclient.http.HttpClient;
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
16 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
2
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
17
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
18 import de.intevation.flys.client.client.services.UserService;
217
907b61e4d702 Improved the exception handling - added warnings for user authentication errors and errors that occur while fetching supported rivers.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 49
diff changeset
19 import de.intevation.flys.client.shared.exceptions.AuthenticationException;
25
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
20 import de.intevation.flys.client.shared.model.DefaultUser;
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
21 import de.intevation.flys.client.shared.model.User;
2
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
22
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
23
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
24 /**
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
25 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
26 */
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
27 public class UserServiceImpl
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
28 extends RemoteServiceServlet
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
29 implements UserService
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
30 {
217
907b61e4d702 Improved the exception handling - added warnings for user authentication errors and errors that occur while fetching supported rivers.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 49
diff changeset
31 public static final String ERROR_NO_SUCH_USER = "error_no_such_user";
907b61e4d702 Improved the exception handling - added warnings for user authentication errors and errors that occur while fetching supported rivers.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 49
diff changeset
32
229
924da6695800 Each service is now called with the name of the current locale to set the request object's locale manually in the HttpClient.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 217
diff changeset
33 public User getCurrentUser(String serverUrl, String locale)
217
907b61e4d702 Improved the exception handling - added warnings for user authentication errors and errors that occur while fetching supported rivers.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 49
diff changeset
34 throws AuthenticationException
907b61e4d702 Improved the exception handling - added warnings for user authentication errors and errors that occur while fetching supported rivers.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 49
diff changeset
35 {
25
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
36 HttpClient client = new HttpClientImpl(serverUrl);
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
37
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
38 try {
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
39 Document users = (Document) client.listUsers();
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
40
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
41 String XPATH_USERS = "/art:users/art:user";
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
42
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
43 NodeList theUsers = (NodeList) XMLUtils.xpath(
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
44 users,
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
45 XPATH_USERS,
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
46 XPathConstants.NODESET,
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
47 ArtifactNamespaceContext.INSTANCE);
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
48
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
49 if (theUsers != null && theUsers.getLength() > 0) {
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
50 Node user = theUsers.item(0);
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
51
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
52 String uuid = XMLUtils.xpathString(
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
53 user, "@art:uuid", ArtifactNamespaceContext.INSTANCE);
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
54 String name = XMLUtils.xpathString(
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
55 user, "@art:name", ArtifactNamespaceContext.INSTANCE);
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
56
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
57 return new DefaultUser(uuid, name);
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
58 }
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
59 }
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
60 catch (ConnectionException ce) {
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
61 System.err.println(ce.getLocalizedMessage());
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
62 }
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
63
2da6be38d8b6 Added a User interface and a default implementation to handle users in this client.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2
diff changeset
64 System.err.println("No users existing in the server.");
217
907b61e4d702 Improved the exception handling - added warnings for user authentication errors and errors that occur while fetching supported rivers.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 49
diff changeset
65 throw new AuthenticationException(ERROR_NO_SUCH_USER);
2
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
66 }
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
67 }
bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
68 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

http://dive4elements.wald.intevation.org