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    
018    package org.apache.activemq;
019    
020    /**
021     * An exception listener similar to the standard <code>javax.jms.ExceptionListener</code>
022     * which can be used by client code to be notified of exceptions thrown by container components 
023     * (e.g. an EJB container in case of Message Driven Beans) during asynchronous processing of a message.
024     * <p>
025     * The <code>org.apache.activemq.ActiveMQConnection</code> that the listener has been registered with does
026     * this by calling the listener's <code>onException()</code> method passing it a <code>Throwable</code> describing
027     * the problem.
028     * </p>
029     * 
030     * @author Kai Hudalla
031     * @see ActiveMQConnection#setClientInternalExceptionListener(org.apache.activemq.ClientInternalExceptionListener)
032     */
033    public interface ClientInternalExceptionListener
034    {
035        /**
036         * Notifies a client of an exception while asynchronously processing a message.
037         * 
038         * @param exception the exception describing the problem
039         */
040        void onException(Throwable exception);
041    }