| /** |
| * 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.usecases; |
| |
| import org.apache.activemq.ActiveMQConnectionFactory; |
| import org.apache.activemq.broker.BrokerFactory; |
| import org.apache.activemq.broker.BrokerService; |
| import org.apache.activemq.broker.region.DestinationInterceptor; |
| import org.apache.activemq.broker.region.virtual.VirtualDestination; |
| import org.apache.activemq.broker.region.virtual.VirtualDestinationInterceptor; |
| import org.apache.activemq.broker.region.virtual.VirtualTopic; |
| import org.apache.activemq.util.Wait; |
| 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.Destination; |
| import javax.jms.Message; |
| import javax.jms.MessageConsumer; |
| import javax.jms.MessageListener; |
| import javax.jms.MessageProducer; |
| import javax.jms.Queue; |
| import javax.jms.Session; |
| import javax.jms.TextMessage; |
| import java.util.concurrent.atomic.AtomicInteger; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| public class SelectorAwareVTThatDropsMessagesWhenNoConsumer { |
| protected static final Logger LOG = LoggerFactory.getLogger(SelectorAwareVTThatDropsMessagesWhenNoConsumer.class); |
| private static final String QUEUE_NAME="TestQ"; |
| private static final String CONSUMER_QUEUE="Consumer.Orders.VirtualOrders." + QUEUE_NAME; |
| private static final String PRODUCER_DESTINATION_NAME = "VirtualOrders." + QUEUE_NAME; |
| |
| final AtomicInteger receivedCount = new AtomicInteger(0); |
| |
| private BrokerService broker; |
| |
| @Before |
| public void setUp() { |
| setupBroker("broker://()/localhost?"); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| if (broker != null) { |
| broker.stop(); |
| broker.waitUntilStopped(); |
| } |
| } |
| |
| @Test(timeout = 60 * 1000) |
| public void verifyNoDispatchDuringDisconnect() throws Exception{ |
| ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("vm://localhost"); |
| Connection connection = factory.createConnection(); |
| connection.start(); |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| |
| Queue consumerQueue = session.createQueue(CONSUMER_QUEUE); |
| MessageListener listenerA = new CountingListener(receivedCount); |
| MessageConsumer consumerA = session.createConsumer(consumerQueue); |
| consumerA.setMessageListener(listenerA); |
| |
| Destination producerDestination = session.createTopic(PRODUCER_DESTINATION_NAME); |
| MessageProducer producer = session.createProducer(producerDestination); |
| TextMessage message = session.createTextMessage("bla"); |
| producer.send(message); |
| producer.send(message); |
| |
| Wait.waitFor(new Wait.Condition() { |
| @Override |
| public boolean isSatisified() throws Exception { |
| return receivedCount.get() == 2; |
| } |
| }); |
| |
| consumerA.close(); |
| |
| producer.send(message); |
| producer.send(message); |
| |
| assertEquals(2, receivedCount.get()); |
| |
| LOG.debug("Restarting consumerA"); |
| consumerA = session.createConsumer(consumerQueue); |
| consumerA.setMessageListener(listenerA); |
| |
| producer.send(message); |
| |
| Wait.waitFor(new Wait.Condition() { |
| @Override |
| public boolean isSatisified() throws Exception { |
| return receivedCount.get() == 3; |
| } |
| }); |
| |
| assertEquals(3, receivedCount.get()); |
| connection.close(); |
| } |
| |
| /** |
| * Setup broker with VirtualTopic configured |
| */ |
| private void setupBroker(String uri) { |
| try { |
| broker = BrokerFactory.createBroker(uri); |
| |
| VirtualDestinationInterceptor interceptor = new VirtualDestinationInterceptor(); |
| VirtualTopic virtualTopic = new VirtualTopic(); |
| virtualTopic.setName("VirtualOrders.>"); |
| virtualTopic.setSelectorAware(true); |
| VirtualDestination[] virtualDestinations = { virtualTopic }; |
| interceptor.setVirtualDestinations(virtualDestinations); |
| broker.setDestinationInterceptors(new DestinationInterceptor[]{interceptor}); |
| |
| broker.setUseJmx(false); |
| broker.start(); |
| broker.waitUntilStarted(); |
| } catch (Exception e) { |
| LOG.error("Failed creating broker", e); |
| } |
| } |
| |
| class CountingListener implements MessageListener { |
| AtomicInteger counter; |
| |
| public CountingListener(AtomicInteger counter) { |
| this.counter = counter; |
| } |
| |
| @Override |
| public void onMessage(Message message) { |
| counter.incrementAndGet(); |
| } |
| } |
| } |
| |