| /** |
| * 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.broker.virtual; |
| |
| import org.apache.activemq.ActiveMQConnectionFactory; |
| import org.apache.activemq.ActiveMQPrefetchPolicy; |
| import org.apache.activemq.broker.BrokerService; |
| import org.apache.activemq.broker.jmx.QueueViewMBean; |
| import org.apache.activemq.broker.region.RegionBroker; |
| import org.apache.activemq.command.ActiveMQMessage; |
| import org.apache.activemq.command.ActiveMQQueue; |
| import org.apache.activemq.command.ActiveMQTopic; |
| import org.apache.activemq.store.kahadb.KahaDBPersistenceAdapter; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import javax.jms.Connection; |
| import javax.jms.ConnectionFactory; |
| import javax.jms.MessageProducer; |
| import javax.jms.Session; |
| import javax.management.ObjectName; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.TimeUnit; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| public class VirtualTopicConcurrentSendDeleteTest { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(VirtualTopicConcurrentSendDeleteTest.class); |
| |
| BrokerService brokerService; |
| ConnectionFactory connectionFactory; |
| |
| @Before |
| public void createBroker() throws Exception { |
| createBroker(true); |
| } |
| |
| public void createBroker(boolean delete) throws Exception { |
| brokerService = new BrokerService(); |
| //brokerService.setPersistent(false); |
| brokerService.setDeleteAllMessagesOnStartup(delete); |
| brokerService.setAdvisorySupport(false); |
| ((KahaDBPersistenceAdapter)brokerService.getPersistenceAdapter()).setConcurrentStoreAndDispatchQueues(false); |
| brokerService.start(); |
| |
| ActiveMQConnectionFactory activeMQConnectionFactory = new ActiveMQConnectionFactory("vm://localhost"); |
| activeMQConnectionFactory.setWatchTopicAdvisories(false); |
| activeMQConnectionFactory.setAlwaysSyncSend(false); |
| ActiveMQPrefetchPolicy zeroPrefetch = new ActiveMQPrefetchPolicy(); |
| zeroPrefetch.setAll(0); |
| activeMQConnectionFactory.setPrefetchPolicy(zeroPrefetch); |
| connectionFactory = activeMQConnectionFactory; |
| } |
| |
| @After |
| public void stopBroker() throws Exception { |
| brokerService.stop(); |
| } |
| |
| @Test |
| public void testConsumerQueueDeleteOk() throws Exception { |
| |
| final int numConnections = 1; |
| final int numDestinations = 10; |
| final int numMessages = 4000; |
| |
| ExecutorService executorService = Executors.newFixedThreadPool(numConnections * 2); |
| |
| brokerService.getRegionBroker().addDestination( |
| brokerService.getAdminConnectionContext(), new ActiveMQTopic("VirtualTopic.TEST"), false); |
| |
| // precreate dests to accentuate read access |
| for (int i=0; i<numDestinations; i++ ) { |
| brokerService.getRegionBroker().addDestination( |
| brokerService.getAdminConnectionContext(), |
| new ActiveMQQueue("Consumer." + i + ".VirtualTopic.TEST"), |
| false); |
| } |
| |
| final CountDownLatch doneOne = new CountDownLatch(numConnections); |
| Runnable runnable = new Runnable() { |
| @Override |
| public void run() { |
| |
| try { |
| int messagestoSend = 0; |
| |
| Connection connection1 = connectionFactory.createConnection(); |
| connection1.start(); |
| |
| Session session = connection1.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| MessageProducer producer = session.createProducer(null); |
| |
| do { |
| producer.send(new ActiveMQTopic("VirtualTopic.TEST"), new ActiveMQMessage()); |
| messagestoSend++; |
| |
| if (messagestoSend == 1000) { |
| doneOne.countDown(); |
| } |
| } while (messagestoSend < numMessages); |
| |
| connection1.close(); |
| |
| } catch (Exception e) { |
| e.printStackTrace(); |
| } |
| } |
| }; |
| |
| for (int i = 0; i < numConnections; i++) { |
| executorService.execute(runnable); |
| } |
| |
| // delete all of the consumer queues |
| final String prefix = "org.apache.activemq:type=Broker,brokerName=localhost,destinationType=Queue,destinationName="; |
| |
| executorService.execute(new Runnable() { |
| @Override |
| public void run() { |
| try { |
| doneOne.await(30, TimeUnit.SECONDS); |
| |
| // delete in reverse to clash with send in forward direction |
| for (int i=numDestinations-1; i>=0; i--) { |
| final ActiveMQQueue toDelete = new ActiveMQQueue("Consumer." + i + ".VirtualTopic.TEST"); |
| |
| ObjectName queueViewMBeanName = new ObjectName(prefix + toDelete.getQueueName()); |
| QueueViewMBean proxy = (QueueViewMBean) |
| brokerService.getManagementContext().newProxyInstance(queueViewMBeanName, QueueViewMBean.class, true); |
| LOG.info("Q len: " + toDelete.getQueueName() + ", " + proxy.getQueueSize()); |
| brokerService.getAdminView().removeQueue(toDelete.getPhysicalName()); |
| |
| TimeUnit.MILLISECONDS.sleep(100); |
| } |
| |
| } catch (Exception e) { |
| e.printStackTrace(); |
| } |
| |
| } |
| }); |
| |
| |
| executorService.shutdown(); |
| executorService.awaitTermination(5, TimeUnit.MINUTES); |
| |
| LOG.info("Enqueues: " + ((RegionBroker)brokerService.getRegionBroker()).getDestinationStatistics().getEnqueues().getCount()); |
| final int numQueues = ((RegionBroker)brokerService.getRegionBroker()).getQueueRegion().getDestinationMap().size(); |
| LOG.info("Destinations: " + numQueues ); |
| |
| assertEquals("no queues left", 0, numQueues); |
| |
| // the bug |
| assertEquals("no queues, just one topic, in kahadb", 1, brokerService.getPersistenceAdapter().getDestinations().size()); |
| } |
| } |