/**
* $RCSfile$
* $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.jivesoftware.openfire.XMPPServer;
import org.jivesoftware.openfire.muc.HistoryStrategy;
import org.jivesoftware.openfire.muc.spi.MultiUserChatServiceImpl;
import org.jivesoftware.util.cache.ClusterTask;
import org.jivesoftware.util.cache.ExternalizableUtil;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
/**
* Cluster task that will update the history strategy used by a MultiUserChatService
* service. It is currently not possible to edit the history strategy of a given room
* but only of the service. Therefore, this task will only update the service's strategy.
*
* @author Gaston Dombiak
*/
public class UpdateHistoryStrategy implements ClusterTask {
private String serviceName;
private int type;
private int maxNumber;
public UpdateHistoryStrategy() {
}
public UpdateHistoryStrategy(String serviceName, HistoryStrategy historyStrategy) {
this.serviceName = serviceName;
type = historyStrategy.getType().ordinal();
maxNumber = historyStrategy.getMaxNumber();
}
public Object getResult() {
return null;
}
public void run() {
MultiUserChatServiceImpl mucServer = (MultiUserChatServiceImpl) XMPPServer.getInstance().getMultiUserChatManager().getMultiUserChatService(serviceName);
if (mucServer == null) throw new IllegalArgumentException("MUC service not found for subdomain: "+serviceName);
HistoryStrategy strategy = mucServer.getHistoryStrategy();
strategy.setType(HistoryStrategy.Type.values()[type]);
strategy.setMaxNumber(maxNumber);
}
public void writeExternal(ObjectOutput out) throws IOException {
ExternalizableUtil.getInstance().writeSafeUTF(out, serviceName);
ExternalizableUtil.getInstance().writeInt(out, type);
ExternalizableUtil.getInstance().writeInt(out, maxNumber);
}
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
serviceName = ExternalizableUtil.getInstance().readSafeUTF(in);
type = ExternalizableUtil.getInstance().readInt(in);
maxNumber = ExternalizableUtil.getInstance().readInt(in);
}
}