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.listeners; 018 019import org.jivesoftware.smack.SmackException.NotConnectedException; 020import org.jivesoftware.smack.XMPPException; 021 022import org.jivesoftware.smackx.jingleold.nat.TransportCandidate; 023 024/** 025 * Interface for listening to transport events. 026 * 027 * @author Thiago Camargo 028 */ 029public interface JingleTransportListener extends JingleListener { 030 031 /** 032 * Notification that the transport has been established. 033 * 034 * @param local The transport candidate that has been used for listening 035 * in the local machine 036 * @param remote The transport candidate that has been used for 037 * transmitting to the remote machine 038 * @throws NotConnectedException if the XMPP connection is not connected. 039 * @throws InterruptedException if the calling thread was interrupted. 040 */ 041 void transportEstablished(TransportCandidate local, 042 TransportCandidate remote) throws NotConnectedException, InterruptedException; 043 044 /** 045 * Notification that a transport must be cancelled. 046 * 047 * @param cand The transport candidate that must be cancelled. A value 048 * of "null" means all the transports for this session. 049 */ 050 void transportClosed(TransportCandidate cand); 051 052 /** 053 * Notification that the transport was closed due to an exception. 054 * 055 * @param e the exception. 056 */ 057 void transportClosedOnError(XMPPException e); 058} 059