| /* |
| * Copyright 1999,2004-2005 The Apache Software Foundation. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| |
| package org.apache.catalina.tribes.transport; |
| |
| import org.apache.catalina.tribes.ChannelException; |
| import org.apache.catalina.tribes.ChannelMessage; |
| import org.apache.catalina.tribes.ChannelSender; |
| import org.apache.catalina.tribes.Member; |
| import org.apache.catalina.tribes.util.StringManager; |
| import org.apache.catalina.tribes.transport.nio.PooledParallelSender; |
| |
| /** |
| * Transmit message to other cluster members |
| * Actual senders are created based on the replicationMode |
| * type |
| * |
| * @author Filip Hanik |
| * @version $Revision$ $Date$ |
| */ |
| public class ReplicationTransmitter implements ChannelSender { |
| private static org.apache.commons.logging.Log log = org.apache.commons.logging.LogFactory.getLog(ReplicationTransmitter.class); |
| |
| /** |
| * The descriptive information about this implementation. |
| */ |
| private static final String info = "ReplicationTransmitter/3.0"; |
| |
| /** |
| * The string manager for this package. |
| */ |
| protected StringManager sm = StringManager.getManager(Constants.Package); |
| |
| |
| |
| public ReplicationTransmitter() { |
| } |
| |
| private MultiPointSender transport = new PooledParallelSender(); |
| |
| /** |
| * Return descriptive information about this implementation and the |
| * corresponding version number, in the format |
| * <code><description>/<version></code>. |
| */ |
| public String getInfo() { |
| return (info); |
| } |
| |
| public MultiPointSender getTransport() { |
| return transport; |
| } |
| |
| public void setTransport(MultiPointSender transport) { |
| this.transport = transport; |
| } |
| |
| // ------------------------------------------------------------- public |
| |
| /** |
| * Send data to one member |
| * @see org.apache.catalina.tribes.ClusterSender#sendMessage(org.apache.catalina.tribes.ClusterMessage, org.apache.catalina.tribes.Member) |
| */ |
| public void sendMessage(ChannelMessage message, Member[] destination) throws ChannelException { |
| MultiPointSender sender = getTransport(); |
| sender.sendMessage(destination,message); |
| } |
| |
| |
| /** |
| * start the sender and register transmitter mbean |
| * |
| * @see org.apache.catalina.tribes.ClusterSender#start() |
| */ |
| public void start() throws java.io.IOException { |
| getTransport().connect(); |
| } |
| |
| /* |
| * stop the sender and deregister mbeans (transmitter, senders) |
| * |
| * @see org.apache.catalina.tribes.ClusterSender#stop() |
| */ |
| public synchronized void stop() { |
| getTransport().disconnect(); |
| } |
| |
| /** |
| * Call transmitter to check for sender socket status |
| * |
| * @see SimpleTcpCluster#backgroundProcess() |
| */ |
| |
| public void heartbeat() { |
| |
| } |
| |
| /** |
| * add new cluster member and create sender ( s. replicationMode) transfer |
| * current properties to sender |
| * |
| * @see org.apache.catalina.tribes.ClusterSender#add(org.apache.catalina.tribes.Member) |
| */ |
| public synchronized void add(Member member) { |
| getTransport().memberAdded(member); |
| } |
| |
| /** |
| * remove sender from transmitter. ( deregister mbean and disconnect sender ) |
| * |
| * @see org.apache.catalina.tribes.ClusterSender#remove(org.apache.catalina.tribes.Member) |
| */ |
| public synchronized void remove(Member member) { |
| getTransport().memberDisappeared(member); |
| } |
| |
| // ------------------------------------------------------------- protected |
| |
| |
| |
| } |