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; 020 021/** 022 * Transport resolver Interface 023 */ 024public abstract interface TransportResolverListener { 025 /** 026 * Resolver listener. 027 */ 028 public interface Resolver extends TransportResolverListener { 029 /** 030 * The resolution process has been started. 031 */ 032 public void init(); 033 034 /** 035 * A transport candidate has been added 036 * 037 * @param cand The transport candidate. 038 * @throws NotConnectedException 039 */ 040 public void candidateAdded(TransportCandidate cand) throws NotConnectedException; 041 042 /** 043 * All the transport candidates have been obtained. 044 */ 045 public void end(); 046 } 047 048 /** 049 * Resolver checker. 050 */ 051 public interface Checker extends TransportResolverListener { 052 /** 053 * A transport candidate has been checked. 054 * 055 * @param cand The transport candidate that has been checked. 056 * @param result True if the candidate is usable. 057 */ 058 public void candidateChecked(TransportCandidate cand, boolean result); 059 060 /** 061 * A transport candidate is being checked. 062 * 063 * @param cand The transport candidate that is being checked. 064 */ 065 public void candidateChecking(TransportCandidate cand); 066 } 067}