| /** |
| * 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.bugs; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| import javax.jms.BytesMessage; |
| import javax.jms.Connection; |
| import javax.jms.ConnectionFactory; |
| import javax.jms.DeliveryMode; |
| import javax.jms.Message; |
| import javax.jms.MessageConsumer; |
| import javax.jms.MessageProducer; |
| import javax.jms.Session; |
| |
| import org.apache.activemq.ActiveMQConnectionFactory; |
| import org.apache.activemq.broker.BrokerService; |
| import org.apache.activemq.store.kahadb.KahaDBStore; |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| public class AMQ2983Test { |
| |
| private static final int MAX_CONSUMER = 10; |
| |
| private static final int MAX_MESSAGES = 2000; |
| |
| private static final String QUEUE_NAME = "test.queue"; |
| |
| private BrokerService broker; |
| |
| private final CountDownLatch messageCountDown = new CountDownLatch(MAX_MESSAGES); |
| |
| private CleanableKahaDBStore kahaDB; |
| |
| private static class CleanableKahaDBStore extends KahaDBStore { |
| // make checkpoint cleanup accessible |
| public void forceCleanup() throws IOException { |
| checkpointCleanup(true); |
| } |
| |
| public int getFileMapSize() throws IOException { |
| // ensure save memory publishing, use the right lock |
| indexLock.readLock().lock(); |
| try { |
| return getJournal().getFileMap().size(); |
| } finally { |
| indexLock.readLock().unlock(); |
| } |
| } |
| } |
| |
| private class ConsumerThread extends Thread { |
| |
| @Override |
| public void run() { |
| try { |
| ConnectionFactory factory = new ActiveMQConnectionFactory("vm://localhost"); |
| Connection connection = factory.createConnection(); |
| connection.start(); |
| Session session = connection.createSession(true, Session.SESSION_TRANSACTED); |
| MessageConsumer consumer = session.createConsumer(session.createQueue(QUEUE_NAME)); |
| do { |
| Message message = consumer.receive(200); |
| if (message != null) { |
| session.commit(); |
| messageCountDown.countDown(); |
| } |
| } while (messageCountDown.getCount() != 0); |
| consumer.close(); |
| session.close(); |
| connection.close(); |
| } catch (Exception e) { |
| Assert.fail(e.getMessage()); |
| } |
| } |
| } |
| |
| @Before |
| public void setup() throws Exception { |
| |
| broker = new BrokerService(); |
| broker.setDeleteAllMessagesOnStartup(true); |
| broker.setPersistent(true); |
| |
| kahaDB = new CleanableKahaDBStore(); |
| kahaDB.setJournalMaxFileLength(256 * 1024); |
| broker.setPersistenceAdapter(kahaDB); |
| |
| broker.start(); |
| broker.waitUntilStarted(); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| broker.stop(); |
| } |
| |
| @Test |
| public void testNoStickyKahaDbLogFilesOnConcurrentTransactionalConsumer() throws Exception { |
| |
| List<Thread> consumerThreads = new ArrayList<Thread>(); |
| for (int i = 0; i < MAX_CONSUMER; i++) { |
| ConsumerThread thread = new ConsumerThread(); |
| thread.start(); |
| consumerThreads.add(thread); |
| } |
| sendMessages(); |
| |
| boolean allMessagesReceived = messageCountDown.await(60, TimeUnit.SECONDS); |
| assertTrue(allMessagesReceived); |
| |
| for (Thread thread : consumerThreads) { |
| thread.join(TimeUnit.MILLISECONDS.convert(60, TimeUnit.SECONDS)); |
| assertFalse(thread.isAlive()); |
| } |
| kahaDB.forceCleanup(); |
| assertEquals("Expect only one active KahaDB log file after cleanup", 1, kahaDB.getFileMapSize()); |
| } |
| |
| private void sendMessages() throws Exception { |
| ConnectionFactory factory = new ActiveMQConnectionFactory("vm://localhost"); |
| Connection connection = factory.createConnection(); |
| connection.start(); |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| MessageProducer producer = session.createProducer(session.createQueue(QUEUE_NAME)); |
| producer.setDeliveryMode(DeliveryMode.PERSISTENT); |
| for (int i = 0; i < MAX_MESSAGES; i++) { |
| BytesMessage message = session.createBytesMessage(); |
| message.writeBytes(new byte[200]); |
| producer.send(message); |
| } |
| producer.close(); |
| session.close(); |
| connection.close(); |
| } |
| |
| } |