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; 022import org.jivesoftware.smackx.jingleold.JingleSession; 023import org.jivesoftware.smackx.jingleold.listeners.CreatedJingleSessionListener; 024import org.jivesoftware.smackx.jingleold.listeners.JingleSessionListener; 025import org.jivesoftware.smackx.jingleold.media.PayloadType; 026 027/** 028 * A Jingle Transport Manager implementation to be used for NAT Networks. 029 * This kind of transport needs that the connected XMPP Server provide a Bridge Service. (http://www.jivesoftware.com/protocol/rtpbridge) 030 * To relay the jmf outside the NAT. 031 * 032 * @author Thiago Camargo 033 */ 034public class BridgedTransportManager extends JingleTransportManager implements JingleSessionListener, CreatedJingleSessionListener { 035 036 XMPPConnection xmppConnection; 037 038 public BridgedTransportManager(XMPPConnection xmppConnection) { 039 super(); 040 this.xmppConnection = xmppConnection; 041 } 042 043 /** 044 * Return the correspondent resolver 045 * 046 * @param session correspondent Jingle Session 047 * @return resolver 048 */ 049 @Override 050 protected TransportResolver createResolver(JingleSession session) { 051 BridgedResolver bridgedResolver = new BridgedResolver(this.xmppConnection); 052 return bridgedResolver; 053 } 054 055 // Implement a Session Listener to relay candidates after establishment 056 057 @Override 058 public void sessionEstablished(PayloadType pt, TransportCandidate rc, TransportCandidate lc, JingleSession jingleSession) throws NotConnectedException, InterruptedException { 059 RTPBridge rtpBridge = RTPBridge.relaySession(lc.getConnection(), lc.getSessionId(), lc.getPassword(), rc, lc); 060 } 061 062 @Override 063 public void sessionDeclined(String reason, JingleSession jingleSession) { 064 } 065 066 @Override 067 public void sessionRedirected(String redirection, JingleSession jingleSession) { 068 } 069 070 @Override 071 public void sessionClosed(String reason, JingleSession jingleSession) { 072 } 073 074 @Override 075 public void sessionClosedOnError(XMPPException e, JingleSession jingleSession) { 076 } 077 078 @Override 079 public void sessionMediaReceived(JingleSession jingleSession, String participant) { 080 // Do Nothing 081 } 082 083 // Session Created 084 085 @Override 086 public void sessionCreated(JingleSession jingleSession) { 087 jingleSession.addListener(this); 088 } 089}