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.servlet.filters.threadlocal;
016    
017    import com.liferay.portal.kernel.util.ThreadLocalRegistry;
018    import com.liferay.portal.servlet.filters.BasePortalFilter;
019    
020    import javax.servlet.FilterChain;
021    import javax.servlet.http.HttpServletRequest;
022    import javax.servlet.http.HttpServletResponse;
023    
024    /**
025     * @author Brian Wing Shun Chan
026     */
027    public class ThreadLocalFilter extends BasePortalFilter {
028    
029            protected void processFilter(
030                            HttpServletRequest request, HttpServletResponse response,
031                            FilterChain filterChain)
032                    throws Exception {
033    
034                    try {
035                            processFilter(
036                                    ThreadLocalFilter.class, request, response, filterChain);
037                    }
038                    finally {
039                            ThreadLocalRegistry.resetThreadLocals();
040                    }
041            }
042    
043    }