/**
* $Revision: $
* $Date: $
*
* Copyright (C) 2007-2009 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 com.jivesoftware.openfire.session;
import org.jivesoftware.openfire.XMPPServer;
import org.jivesoftware.openfire.cluster.NodeID;
import org.jivesoftware.openfire.session.ClientSession;
import org.jivesoftware.openfire.session.Session;
import org.jivesoftware.openfire.spi.ClientRoute;
import org.jivesoftware.openfire.spi.RoutingTableImpl;
import org.jivesoftware.util.Log;
import org.jivesoftware.util.cache.Cache;
import org.jivesoftware.util.cache.CacheFactory;
import org.jivesoftware.util.cache.ExternalizableUtil;
import org.xmpp.packet.JID;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
/**
* Class that defines possible remote operations that could be performed
* on remote client sessions.
*
* @author Gaston Dombiak
*/
public class ClientSessionTask extends RemoteSessionTask {
private JID address;
public ClientSessionTask() {
super();
}
protected ClientSessionTask(JID address, Operation operation) {
super(operation);
this.address = address;
}
Session getSession() {
return XMPPServer.getInstance().getRoutingTable().getClientRoute(address);
}
public void run() {
super.run();
ClientSession session = (ClientSession) getSession();
if (session instanceof RemoteClientSession) {
// The session is being hosted by other cluster node so log this unexpected case
Cache<String, ClientRoute> usersCache = CacheFactory.createCache(RoutingTableImpl.C2S_CACHE_NAME);
ClientRoute route = usersCache.get(address.toString());
NodeID nodeID = route.getNodeID();
Log.warn("Found remote session instead of local session. JID: " + address + " found in Node: " +
nodeID.toByteArray() + " and local node is: " + XMPPServer.getInstance().getNodeID().toByteArray());
}
if (operation == Operation.isInitialized) {
if (session instanceof RemoteClientSession) {
// Something is wrong since the session shoud be local instead of remote
// Assume some default value
result = true;
}
else {
result = session.isInitialized();
}
}
else if (operation == Operation.incrementConflictCount) {
if (session instanceof RemoteClientSession) {
// Something is wrong since the session shoud be local instead of remote
// Assume some default value
result = 2;
}
else {
result = session.incrementConflictCount();
}
}
}
public void writeExternal(ObjectOutput out) throws IOException {
super.writeExternal(out);
ExternalizableUtil.getInstance().writeSafeUTF(out, address.toString());
}
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
super.readExternal(in);
address = new JID(ExternalizableUtil.getInstance().readSafeUTF(in));
}
public String toString() {
return super.toString() + " operation: " + operation + " address: " + address;
}
}