| /** |
| * 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 java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.atomic.AtomicInteger; |
| |
| import javax.jms.Connection; |
| import javax.jms.ConnectionFactory; |
| import javax.jms.JMSException; |
| import javax.jms.Message; |
| import javax.jms.MessageConsumer; |
| import javax.jms.MessageListener; |
| import javax.jms.Session; |
| import javax.jms.TextMessage; |
| |
| import org.apache.activemq.ActiveMQConnectionFactory; |
| import org.apache.activemq.EmbeddedBrokerTestSupport; |
| import org.apache.activemq.RedeliveryPolicy; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.springframework.jms.core.MessageCreator; |
| |
| /** |
| * |
| */ |
| public class RollbacksWhileConsumingLargeQueueTest extends EmbeddedBrokerTestSupport implements MessageListener { |
| |
| private static final transient Logger LOG = LoggerFactory.getLogger(RollbacksWhileConsumingLargeQueueTest.class); |
| |
| protected int numberOfMessagesOnQueue = 650; |
| private Connection connection; |
| private AtomicInteger deliveryCounter = new AtomicInteger(0); |
| private AtomicInteger ackCounter = new AtomicInteger(0); |
| private CountDownLatch latch; |
| private Throwable failure; |
| |
| public void testWithReciever() throws Throwable { |
| latch = new CountDownLatch(numberOfMessagesOnQueue); |
| Session session = connection.createSession(true, 0); |
| MessageConsumer consumer = session.createConsumer(destination); |
| |
| long start = System.currentTimeMillis(); |
| while ((System.currentTimeMillis() - start) < 1000 * 1000) { |
| if (getFailure() != null) { |
| throw getFailure(); |
| } |
| |
| // Are we done receiving all the messages. |
| if (ackCounter.get() == numberOfMessagesOnQueue) { |
| return; |
| } |
| |
| Message message = consumer.receive(1000); |
| if (message == null) { |
| continue; |
| } |
| |
| try { |
| onMessage(message); |
| session.commit(); |
| } catch (Throwable e) { |
| session.rollback(); |
| } |
| } |
| |
| fail("Did not receive all the messages."); |
| } |
| |
| public void testWithMessageListener() throws Throwable { |
| latch = new CountDownLatch(numberOfMessagesOnQueue); |
| new DelegatingTransactionalMessageListener(this, connection, destination); |
| |
| long start = System.currentTimeMillis(); |
| while ((System.currentTimeMillis() - start) < 1000 * 1000) { |
| |
| if (getFailure() != null) { |
| throw getFailure(); |
| } |
| |
| if (latch.await(1, TimeUnit.SECONDS)) { |
| LOG.debug("Received: " + deliveryCounter.get() + " message(s)"); |
| return; |
| } |
| |
| } |
| |
| fail("Did not receive all the messages."); |
| } |
| |
| protected ConnectionFactory createConnectionFactory() throws Exception { |
| ActiveMQConnectionFactory answer = (ActiveMQConnectionFactory) super.createConnectionFactory(); |
| RedeliveryPolicy policy = new RedeliveryPolicy(); |
| policy.setMaximumRedeliveries(3); |
| policy.setRedeliveryDelay(0); |
| policy.setInitialRedeliveryDelay(0); |
| policy.setUseExponentialBackOff(false); |
| answer.setRedeliveryPolicy(policy); |
| return answer; |
| } |
| |
| protected void setUp() throws Exception { |
| super.setUp(); |
| |
| connection = createConnection(); |
| connection.start(); |
| |
| // lets fill the queue up |
| for (int i = 0; i < numberOfMessagesOnQueue; i++) { |
| template.send(createMessageCreator(i)); |
| } |
| |
| } |
| |
| protected void tearDown() throws Exception { |
| if (connection != null) { |
| connection.close(); |
| } |
| super.tearDown(); |
| } |
| |
| protected MessageCreator createMessageCreator(final int i) { |
| return new MessageCreator() { |
| public Message createMessage(Session session) throws JMSException { |
| TextMessage answer = session.createTextMessage("Message: " + i); |
| answer.setIntProperty("Counter", i); |
| return answer; |
| } |
| }; |
| } |
| |
| public void onMessage(Message message) { |
| String msgId = null; |
| String msgText = null; |
| |
| try { |
| msgId = message.getJMSMessageID(); |
| msgText = ((TextMessage)message).getText(); |
| } catch (JMSException e) { |
| setFailure(e); |
| } |
| |
| try { |
| assertEquals("Message: " + ackCounter.get(), msgText); |
| } catch (Throwable e) { |
| setFailure(e); |
| } |
| |
| int value = deliveryCounter.incrementAndGet(); |
| if (value % 2 == 0) { |
| LOG.info("Rolling Back message: " + ackCounter.get() + " id: " + msgId + ", content: " + msgText); |
| throw new RuntimeException("Dummy exception on message: " + value); |
| } |
| |
| LOG.info("Received message: " + ackCounter.get() + " id: " + msgId + ", content: " + msgText); |
| ackCounter.incrementAndGet(); |
| latch.countDown(); |
| } |
| |
| public synchronized Throwable getFailure() { |
| return failure; |
| } |
| |
| public synchronized void setFailure(Throwable failure) { |
| this.failure = failure; |
| } |
| } |