File D:\maven-qcr-plugin-testsunitaires\qcr4java\jenkins-master\target\site\qc\core\src\main\java\hudson\security\UserDetailsServiceProxy.java.html

1 /*
2 * The MIT License
3 *
4 * Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24 package hudson.security;
25
26 import org.acegisecurity.userdetails.UserDetails;
27 import org.acegisecurity.userdetails.UserDetailsService;
28 import org.acegisecurity.userdetails.UsernameNotFoundException;
29 import org.springframework.dao.DataAccessException;
30
31 /**
32 * {@link UserDetailsService} proxy that delegates to another instance.
33 *
34 * @author Kohsuke Kawaguchi
35 */
36 public class UserDetailsServiceProxy implements UserDetailsService {
37 private volatile UserDetailsService delegate;
38
39 public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException, DataAccessException {
40 UserDetailsService uds = delegate; // fix the reference for concurrency support
41
42 if(uds ==null)
43 throw new UserMayOrMayNotExistException(Messages.UserDetailsServiceProxy_UnableToQuery(username));
44 return uds.loadUserByUsername(username);
45 }
46
47 public void setDelegate(UserDetailsService core) {
48 this.delegate = core;
49 }
50
51 }
52