1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.security.ldap;
24  
25  import javax.naming.directory.Attributes;
26  
27  /**
28   * <a href="InvokerAttributesTransformer.java.html"><b><i>View Source</i></b>
29   * </a>
30   *
31   * @author Brian Wing Shun Chan
32   *
33   */
34  public class InvokerAttributesTransformer implements AttributesTransformer {
35  
36      public InvokerAttributesTransformer(
37          AttributesTransformer indexer, ClassLoader classLoader) {
38  
39          _attributesTransformer = indexer;
40          _classLoader = classLoader;
41      }
42  
43      public Attributes transformGroup(Attributes attributes) {
44          Thread currentThread = Thread.currentThread();
45  
46          ClassLoader contextClassLoader = currentThread.getContextClassLoader();
47  
48          try {
49              currentThread.setContextClassLoader(_classLoader);
50  
51              return _attributesTransformer.transformGroup(attributes);
52          }
53          finally {
54              currentThread.setContextClassLoader(contextClassLoader);
55          }
56      }
57  
58      public Attributes transformUser(Attributes attributes) {
59          Thread currentThread = Thread.currentThread();
60  
61          ClassLoader contextClassLoader = currentThread.getContextClassLoader();
62  
63          try {
64              currentThread.setContextClassLoader(_classLoader);
65  
66              return _attributesTransformer.transformUser(attributes);
67          }
68          finally {
69              currentThread.setContextClassLoader(contextClassLoader);
70          }
71      }
72  
73      private AttributesTransformer _attributesTransformer;
74      private ClassLoader _classLoader;
75  
76  }