org.shoal.ha.cache.impl.util.MessageReceiver Maven / Gradle / Ivy

Go to download
/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package org.shoal.ha.cache.impl.util;

import com.sun.enterprise.ee.cms.core.*;

import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * @author Mahesh Kannan
 */
public abstract class MessageReceiver
        implements CallBack {

    private final static Logger logger = Logger.getLogger("ReplicationLogger");

    @Override
    public void processNotification(Signal signal) {
        Object message = null;
        MessageSignal messageSignal = null;

//            logger.log(Level.INFO, "Source Member: " + signal.getMemberToken() + " group : " + signal.getGroupName());
        if (signal instanceof MessageSignal) {
            messageSignal = (MessageSignal) signal;
            message = ((MessageSignal) signal).getMessage();
//                logger.log(Level.INFO, "\t\t***  Message received: "
//                        + ((MessageSignal) signal).getTargetComponent() + "; "
//                        + ((MessageSignal) signal).getMemberToken());

            if (messageSignal != null) {
                handleMessage(messageSignal.getMemberToken(), messageSignal.getTargetComponent(),
                        (byte[]) message);
            }
        }
    }

    protected abstract void handleMessage(String senderName, String messageToken, byte[] data);
}