001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.kernel.util;
016    
017    /**
018     * @author Shuyang Zhou
019     */
020    public class AutoResetThreadLocal<T> extends InitialThreadLocal<T> {
021    
022            public AutoResetThreadLocal(String name) {
023                    super(name, null);
024            }
025    
026            public AutoResetThreadLocal(String name, T initialValue) {
027                    super(name, initialValue);
028            }
029    
030            public void set(T value) {
031                    ThreadLocalRegistry.registerThreadLocal(this);
032    
033                    super.set(value);
034            }
035    
036            protected T initialValue() {
037                    ThreadLocalRegistry.registerThreadLocal(this);
038    
039                    return super.initialValue();
040            }
041    
042    }