/*
* Copyright (C) 1999-2009 Jive Software. All rights reserved.
*
* 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.jivesoftware.openfire.plugin.util.cluster;
import org.jivesoftware.openfire.RemotePacketRouter;
import org.jivesoftware.util.cache.CacheFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.xmpp.packet.JID;
import org.xmpp.packet.Message;
import org.xmpp.packet.Packet;
/**
* Route packets to other nodes of the cluster. If the remote node was not found or failed
* to be reached then depending on the type of packet an error packet will be returned. In case
* the remote node is reached but the remote node fails to route the packet to the recipient (e.g.
* the recipient just left) then an error packet may be created from the remote node and send it
* back to this node.<p>
*
* @author Gaston Dombiak
*/
public class ClusterPacketRouter implements RemotePacketRouter {
private static Logger logger = LoggerFactory.getLogger(ClusterPacketRouter.class);
public boolean routePacket(byte[] nodeID, JID receipient, Packet packet) {
// Send the packet to the specified node and let the remote node deliver the packet to the recipient
try {
CacheFactory.doClusterTask(new RemotePacketExecution(receipient, packet), nodeID);
return true;
} catch (IllegalStateException e) {
logger.warn("Error while routing packet to remote node: " + e);
return false;
}
}
public void broadcastPacket(Message packet) {
// Execute the broadcast task across the cluster
CacheFactory.doClusterTask(new BroadcastMessage(packet));
}
}