001    /**
002     * Copyright (c) 2000-2011 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.messaging.async;
016    
017    import com.liferay.portal.kernel.log.Log;
018    import com.liferay.portal.kernel.log.LogFactoryUtil;
019    import com.liferay.portal.kernel.messaging.Message;
020    import com.liferay.portal.kernel.messaging.MessageListener;
021    
022    /**
023     * @author Shuyang Zhou
024     * @author Brian Wing Shun Chan
025     */
026    public class AsyncMessageListener implements MessageListener {
027    
028            public void receive(Message message) {
029                    try {
030                            doReceive(message);
031                    }
032                    catch (Exception e) {
033                            _log.error("Unable to process message " + message, e);
034                    }
035            }
036    
037            protected void doReceive(Message message) throws Exception {
038                    Runnable runnable = (Runnable)message.getPayload();
039    
040                    runnable.run();
041            }
042    
043            private static Log _log = LogFactoryUtil.getLog(AsyncMessageListener.class);
044    
045    }