001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * The contents of this file are subject to the terms of the Liferay Enterprise
005     * Subscription License ("License"). You may not use this file except in
006     * compliance with the License. You can obtain a copy of the License by
007     * contacting Liferay, Inc. See the License for the specific language governing
008     * permissions and limitations under the License, including but not limited to
009     * distribution rights of the Software.
010     *
011     *
012     *
013     */
014    
015    package com.liferay.portal.kernel.events;
016    
017    import javax.servlet.http.HttpSession;
018    
019    /**
020     * @author Brian Wing Shun Chan
021     */
022    public class InvokerSessionAction extends SessionAction {
023    
024            public InvokerSessionAction(SessionAction sessionAction) {
025                    this(sessionAction, Thread.currentThread().getContextClassLoader());
026            }
027    
028            public InvokerSessionAction(
029                    SessionAction sessionAction, ClassLoader classLoader) {
030    
031                    _sessionAction = sessionAction;
032                    _classLoader = classLoader;
033            }
034    
035            public void run(HttpSession session) throws ActionException {
036                    Thread currentThread = Thread.currentThread();
037    
038                    ClassLoader contextClassLoader = currentThread.getContextClassLoader();
039    
040                    currentThread.setContextClassLoader(_classLoader);
041    
042                    try {
043                            _sessionAction.run(session);
044                    }
045                    finally {
046                            currentThread.setContextClassLoader(contextClassLoader);
047                    }
048            }
049    
050            private SessionAction _sessionAction;
051            private ClassLoader _classLoader;
052    
053    }