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 java.util.logging.Level;
020import java.util.logging.Logger;
021
022import org.jivesoftware.smack.SmackException;
023import org.jivesoftware.smack.SmackException.NoResponseException;
024import org.jivesoftware.smack.SmackException.NotConnectedException;
025import org.jivesoftware.smack.XMPPConnection;
026import org.jivesoftware.smack.XMPPException;
027import org.jivesoftware.smack.XMPPException.XMPPErrorException;
028
029import org.jivesoftware.smackx.jingleold.JingleSession;
030import org.jivesoftware.smackx.jingleold.listeners.CreatedJingleSessionListener;
031import org.jivesoftware.smackx.jingleold.listeners.JingleSessionListener;
032import org.jivesoftware.smackx.jingleold.media.PayloadType;
033
034@SuppressWarnings("UnusedVariable")
035public class ICETransportManager extends JingleTransportManager implements JingleSessionListener, CreatedJingleSessionListener {
036    private static final Logger LOGGER = Logger.getLogger(ICETransportManager.class.getName());
037
038    ICEResolver iceResolver = null;
039
040    public ICETransportManager(XMPPConnection xmppConnection, String server, int port) {
041        iceResolver = new ICEResolver(xmppConnection, server, port);
042        try {
043            iceResolver.initializeAndWait();
044        }
045        catch (Exception e) {
046            LOGGER.log(Level.WARNING, "exception", e);
047        }
048    }
049
050    @Override
051    protected TransportResolver createResolver(JingleSession session) throws SmackException, InterruptedException {
052        try {
053            iceResolver.resolve(session);
054        }
055        catch (XMPPException e) {
056            LOGGER.log(Level.WARNING, "exception", e);
057        }
058        return iceResolver;
059    }
060
061    // Implement a Session Listener to relay candidates after establishment
062
063    @Override
064    public void sessionEstablished(PayloadType pt, TransportCandidate rc, TransportCandidate lc, JingleSession jingleSession) throws NotConnectedException, InterruptedException, NoResponseException, XMPPErrorException {
065        if (lc instanceof ICECandidate) {
066            if (((ICECandidate) lc).getType().equals(ICECandidate.Type.relay)) {
067                RTPBridge rtpBridge = RTPBridge.relaySession(lc.getConnection(), lc.getSessionId(), lc.getPassword(), rc, lc);
068            }
069        }
070    }
071
072    @Override
073    public void sessionDeclined(String reason, JingleSession jingleSession) {
074    }
075
076    @Override
077    public void sessionRedirected(String redirection, JingleSession jingleSession) {
078    }
079
080    @Override
081    public void sessionClosed(String reason, JingleSession jingleSession) {
082    }
083
084    @Override
085    public void sessionClosedOnError(XMPPException e, JingleSession jingleSession) {
086    }
087
088    @Override
089    public void sessionMediaReceived(JingleSession jingleSession, String participant) {
090        // Do Nothing
091    }
092
093    // Session Created
094
095    @Override
096    public void sessionCreated(JingleSession jingleSession) {
097        jingleSession.addListener(this);
098    }
099}