001    /**
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  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     */
017    package org.apache.activemq.transport;
018    
019    import java.io.IOException;
020    
021    /**
022     * An asynchronous listener of commands
023     * 
024     * 
025     */
026    public class DefaultTransportListener implements TransportListener {
027    
028        /**
029         * called to process a command
030         * 
031         * @param command
032         */
033        public void onCommand(Object command) {
034        }
035    
036        /**
037         * An unrecoverable exception has occured on the transport
038         * 
039         * @param error
040         */
041        public void onException(IOException error) {
042        }
043    
044        /**
045         * The transport has suffered an interuption from which it hopes to recover
046         */
047        public void transportInterupted() {
048        }
049    
050        /**
051         * The transport has resumed after an interuption
052         */
053        public void transportResumed() {
054        }
055    
056    }