1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * This library is free software; you can redistribute it and/or modify it under
5    * the terms of the GNU Lesser General Public License as published by the Free
6    * Software Foundation; either version 2.1 of the License, or (at your option)
7    * any later version.
8    *
9    * This library is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11   * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12   * details.
13   */
14  
15  package com.liferay.portal.kernel.util;
16  
17  /**
18   * <a href="AutoResetThreadLocal.java.html"><b><i>View Source</i></b></a>
19   *
20   * @author Shuyang Zhou
21   */
22  public class AutoResetThreadLocal<T> extends InitialThreadLocal<T> {
23  
24      public AutoResetThreadLocal() {
25          this(null);
26      }
27  
28      public AutoResetThreadLocal(T initialValue) {
29          super(initialValue);
30      }
31  
32      public void set(T value) {
33          ThreadLocalRegistry.registerThreadLocal(this);
34  
35          super.set(value);
36      }
37  
38      protected T initialValue() {
39          ThreadLocalRegistry.registerThreadLocal(this);
40  
41          return super.initialValue();
42      }
43  
44  }