/**
* $RCSfile: $
* $Revision: $
* $Date: $
*
* Copyright (C) 2005-2008 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.muc.cluster;
import org.dom4j.Element;
import org.dom4j.tree.DefaultElement;
import org.jivesoftware.openfire.muc.spi.LocalMUCRoom;
import org.jivesoftware.util.cache.ExternalizableUtil;
import org.xmpp.packet.Presence;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
/**
* Task that broadcasts the presence of a room occupant to the occupants of the room
* being hosted by the cluster node. When a room occupant changes his presence an
* instance of this class will be sent to each cluster node and when executed a broadcast
* of the updated presence will be sent to local room occupants.
*
* @author Gaston Dombiak
*/
public class BroadcastPresenceRequest extends MUCRoomTask {
private Presence presence;
public BroadcastPresenceRequest() {
}
public BroadcastPresenceRequest(LocalMUCRoom room, Presence message) {
super(room);
this.presence = message;
}
public Presence getPresence() {
return presence;
}
public Object getResult() {
return null;
}
public void run() {
// Execute the operation considering that we may still be joining the cluster
execute(new Runnable() {
public void run() {
getRoom().broadcast(BroadcastPresenceRequest.this);
}
});
}
@Override
public void writeExternal(ObjectOutput out) throws IOException {
super.writeExternal(out);
ExternalizableUtil.getInstance().writeSerializable(out, (DefaultElement) presence.getElement());
}
@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
super.readExternal(in);
Element packetElement = (Element) ExternalizableUtil.getInstance().readSerializable(in);
presence = new Presence(packetElement, true);
}
}