/**
* $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.jivesoftware.openfire.muc.MUCRole;
import org.jivesoftware.openfire.muc.NotAllowedException;
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 requests the cluster node hosting a room occupant to change his
* role and/or affiliation. If the occupant was not found or the change is
* not allowed then a <tt>null</tt> value is returned. Otherwise the DOM
* object representing the new presence of the room occupant is returned.
*
* @author Gaston Dombiak
*/
public class UpdateOccupantRequest extends MUCRoomTask {
private Element answer;
private String nickname;
private int role;
private MUCRole.Affiliation affiliation;
public UpdateOccupantRequest() {
}
public UpdateOccupantRequest(LocalMUCRoom room, String nickname, MUCRole.Affiliation newAffiliation,
MUCRole.Role newRole) {
super(room);
this.nickname = nickname;
this.role = newRole.ordinal();
this.affiliation = newAffiliation;
}
public String getNickname() {
return nickname;
}
public MUCRole.Role getRole() {
return MUCRole.Role.values()[role];
}
public MUCRole.Affiliation getAffiliation() {
return affiliation;
}
public boolean isAffiliationChanged() {
return affiliation != null;
}
public Object getResult() {
return answer;
}
public void run() {
try {
Presence presence = getRoom().updateOccupant(this);
if (presence != null) {
answer = presence.getElement();
}
} catch (NotAllowedException e) {
// Do nothing. A null return value means that the operation failed
}
}
@Override
public void writeExternal(ObjectOutput out) throws IOException {
super.writeExternal(out);
ExternalizableUtil.getInstance().writeSafeUTF(out, nickname);
ExternalizableUtil.getInstance().writeInt(out, role);
ExternalizableUtil.getInstance().writeBoolean(out, affiliation != null);
if (affiliation != null) {
ExternalizableUtil.getInstance().writeInt(out, affiliation.ordinal());
}
}
@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
super.readExternal(in);
nickname = ExternalizableUtil.getInstance().readSafeUTF(in);
role = ExternalizableUtil.getInstance().readInt(in);
if (ExternalizableUtil.getInstance().readBoolean(in)) {
affiliation = MUCRole.Affiliation.values()[ExternalizableUtil.getInstance().readInt(in)];
}
}
}