/*
* 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.SessionManager;
import org.jivesoftware.openfire.StreamID;
import org.jivesoftware.openfire.XMPPServer;
import org.jivesoftware.openfire.session.Session;
import org.jivesoftware.openfire.spi.BasicStreamIDFactory;
import org.jivesoftware.util.Log;
import org.jivesoftware.util.cache.ClusterTask;
import org.jivesoftware.util.cache.ExternalizableUtil;
import org.xmpp.packet.JID;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
/**
* Cluster task that will ask a remote cluster node to deliver some raw text to a local session.
*
* @author Gaston Dombiak
*/
public class DeliverRawTextTask implements ClusterTask<Void> {
private SessionType sessionType;
private JID address;
private StreamID streamID;
private String text;
public DeliverRawTextTask() {
super();
}
protected DeliverRawTextTask(RemoteSession remoteSession, JID address, String text) {
if (remoteSession instanceof RemoteClientSession) {
this.sessionType = SessionType.client;
}
else if (remoteSession instanceof RemoteOutgoingServerSession) {
this.sessionType = SessionType.outgoingServer;
}
else if (remoteSession instanceof RemoteComponentSession) {
this.sessionType = SessionType.component;
}
else if (remoteSession instanceof RemoteConnectionMultiplexerSession) {
this.sessionType = SessionType.connectionManager;
}
else {
Log.error("Invalid RemoteSession was used for task: " + remoteSession);
}
this.address = address;
this.text = text;
}
public DeliverRawTextTask(StreamID streamID, String text) {
this.sessionType = SessionType.incomingServer;
this.streamID = streamID;
this.text = text;
}
public Void getResult() {
return null;
}
public void run() {
getSession().deliverRawText(text);
}
public void writeExternal(ObjectOutput out) throws IOException {
ExternalizableUtil.getInstance().writeSafeUTF(out, text);
ExternalizableUtil.getInstance().writeInt(out, sessionType.ordinal());
ExternalizableUtil.getInstance().writeBoolean(out, address != null);
if (address != null) {
ExternalizableUtil.getInstance().writeSerializable(out, address);
}
ExternalizableUtil.getInstance().writeBoolean(out, streamID != null);
if (streamID != null) {
ExternalizableUtil.getInstance().writeSafeUTF(out, streamID.getID());
}
}
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
text = ExternalizableUtil.getInstance().readSafeUTF(in);
sessionType = SessionType.values()[ExternalizableUtil.getInstance().readInt(in)];
if (ExternalizableUtil.getInstance().readBoolean(in)) {
address = (JID) ExternalizableUtil.getInstance().readSerializable(in);
}
if (ExternalizableUtil.getInstance().readBoolean(in)) {
streamID = BasicStreamIDFactory.createStreamID( ExternalizableUtil.getInstance().readSafeUTF(in) );
}
}
Session getSession() {
if (sessionType == SessionType.client) {
return XMPPServer.getInstance().getRoutingTable().getClientRoute(address);
}
else if (sessionType == SessionType.component) {
return SessionManager.getInstance().getComponentSession(address.getDomain());
}
else if (sessionType == SessionType.connectionManager) {
return SessionManager.getInstance().getConnectionMultiplexerSession(address);
}
else if (sessionType == SessionType.outgoingServer) {
return SessionManager.getInstance().getOutgoingServerSession(address.getDomain());
}
else if (sessionType == SessionType.incomingServer) {
return SessionManager.getInstance().getIncomingServerSession(streamID);
}
Log.error("Found unknown session type: " + sessionType);
return null;
}
public String toString() {
return super.toString() + " sessionType: " + sessionType + " address: " + address;
}
private enum SessionType {
client,
outgoingServer,
incomingServer,
component,
connectionManager
}
}