001/**
002 *
003 * Copyright 2003-2006 Jive Software.
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.jivesoftware.smackx.jingleold.nat;
018
019import org.jivesoftware.smack.SmackException.NotConnectedException;
020import org.jivesoftware.smack.XMPPConnection;
021import org.jivesoftware.smack.XMPPException;
022
023import org.jivesoftware.smackx.jingleold.JingleSession;
024import org.jivesoftware.smackx.jingleold.listeners.CreatedJingleSessionListener;
025import org.jivesoftware.smackx.jingleold.listeners.JingleSessionListener;
026import org.jivesoftware.smackx.jingleold.media.PayloadType;
027
028/**
029 * A Jingle Transport Manager implementation to be used for NAT Networks.
030 * This kind of transport needs that the connected XMPP Server provide a Bridge Service. (http://www.jivesoftware.com/protocol/rtpbridge)
031 * To relay the jmf outside the NAT.
032 *
033 * @author Thiago Camargo
034 */
035public class BridgedTransportManager extends JingleTransportManager implements JingleSessionListener, CreatedJingleSessionListener {
036
037    XMPPConnection xmppConnection;
038
039    public BridgedTransportManager(XMPPConnection xmppConnection) {
040        super();
041        this.xmppConnection = xmppConnection;
042    }
043
044    /**
045     * Return the correspondent resolver
046     *
047     * @param session correspondent Jingle Session
048     * @return resolver
049     */
050    @Override
051    protected TransportResolver createResolver(JingleSession session) {
052        BridgedResolver bridgedResolver = new BridgedResolver(this.xmppConnection);
053        return bridgedResolver;
054    }
055
056    // Implement a Session Listener to relay candidates after establishment
057
058    @Override
059    public void sessionEstablished(PayloadType pt, TransportCandidate rc, TransportCandidate lc, JingleSession jingleSession) throws NotConnectedException, InterruptedException {
060        RTPBridge rtpBridge = RTPBridge.relaySession(lc.getConnection(), lc.getSessionId(), lc.getPassword(), rc, lc);
061    }
062
063    @Override
064    public void sessionDeclined(String reason, JingleSession jingleSession) {
065    }
066
067    @Override
068    public void sessionRedirected(String redirection, JingleSession jingleSession) {
069    }
070
071    @Override
072    public void sessionClosed(String reason, JingleSession jingleSession) {
073    }
074
075    @Override
076    public void sessionClosedOnError(XMPPException e, JingleSession jingleSession) {
077    }
078
079    @Override
080    public void sessionMediaReceived(JingleSession jingleSession, String participant) {
081        // Do Nothing
082    }
083
084    // Session Created
085
086    @Override
087    public void sessionCreated(JingleSession jingleSession) {
088        jingleSession.addListener(this);
089    }
090}