| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.activemq.test.rollback; |
| |
| import javax.jms.Connection; |
| import javax.jms.Destination; |
| import javax.jms.JMSException; |
| import javax.jms.Message; |
| import javax.jms.MessageConsumer; |
| import javax.jms.MessageListener; |
| import javax.jms.Session; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class DelegatingTransactionalMessageListener implements MessageListener { |
| private static final transient Logger LOG = LoggerFactory.getLogger(DelegatingTransactionalMessageListener.class); |
| |
| private final MessageListener underlyingListener; |
| private boolean transacted = true; |
| private int ackMode = Session.AUTO_ACKNOWLEDGE; |
| private Session session; |
| |
| public DelegatingTransactionalMessageListener(MessageListener underlyingListener, Connection connection, Destination destination) { |
| this.underlyingListener = underlyingListener; |
| |
| try { |
| session = connection.createSession(transacted, ackMode); |
| MessageConsumer consumer = session.createConsumer(destination); |
| consumer.setMessageListener(this); |
| } catch (JMSException e) { |
| throw new IllegalStateException("Could not listen to " + destination, e); |
| } |
| } |
| |
| public void onMessage(Message message) { |
| try { |
| underlyingListener.onMessage(message); |
| session.commit(); |
| } catch (Throwable e) { |
| rollback(); |
| } |
| } |
| |
| private void rollback() { |
| try { |
| session.rollback(); |
| } catch (JMSException e) { |
| LOG.error("Failed to rollback: " + e, e); |
| } |
| } |
| |
| public Session getSession() { |
| return session; |
| } |
| } |