| /** |
| * 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; |
| |
| import java.util.concurrent.CountDownLatch; |
| |
| import javax.jms.Connection; |
| import javax.jms.DeliveryMode; |
| import javax.jms.JMSException; |
| import javax.jms.Message; |
| import javax.jms.MessageConsumer; |
| import javax.jms.MessageListener; |
| import javax.jms.Queue; |
| import javax.jms.Session; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * |
| */ |
| public class JmsSendWithAsyncCallbackTest extends TestSupport { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(JmsSendWithAsyncCallbackTest.class); |
| |
| private Connection connection; |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| connection = createConnection(); |
| } |
| |
| /** |
| * @see junit.framework.TestCase#tearDown() |
| */ |
| @Override |
| protected void tearDown() throws Exception { |
| if (connection != null) { |
| connection.close(); |
| connection = null; |
| } |
| super.tearDown(); |
| } |
| |
| public void testAsyncCallbackIsFaster() throws JMSException, InterruptedException { |
| connection.start(); |
| |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| Queue queue = session.createQueue(getName()); |
| |
| // setup a consumer to drain messages.. |
| MessageConsumer consumer = session.createConsumer(queue); |
| consumer.setMessageListener(new MessageListener() { |
| @Override |
| public void onMessage(Message message) { |
| } |
| }); |
| |
| // warmup... |
| for (int i = 0; i < 10; i++) { |
| benchmarkNonCallbackRate(); |
| benchmarkCallbackRate(); |
| } |
| |
| double callbackRate = benchmarkCallbackRate(); |
| double nonCallbackRate = benchmarkNonCallbackRate(); |
| |
| LOG.info(String.format("AsyncCallback Send rate: %,.2f m/s", callbackRate)); |
| LOG.info(String.format("NonAsyncCallback Send rate: %,.2f m/s", nonCallbackRate)); |
| |
| // The async style HAS to be faster than the non-async style.. |
| assertTrue("async rate[" + callbackRate + "] should beat non-async rate[" + nonCallbackRate + "]", callbackRate / nonCallbackRate > 1.5); |
| } |
| |
| private double benchmarkNonCallbackRate() throws JMSException { |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| Queue queue = session.createQueue(getName()); |
| int count = 1000; |
| ActiveMQMessageProducer producer = (ActiveMQMessageProducer) session.createProducer(queue); |
| producer.setDeliveryMode(DeliveryMode.PERSISTENT); |
| long start = System.currentTimeMillis(); |
| for (int i = 0; i < count; i++) { |
| producer.send(session.createTextMessage("Hello")); |
| } |
| return 1000.0 * count / (System.currentTimeMillis() - start); |
| } |
| |
| private double benchmarkCallbackRate() throws JMSException, InterruptedException { |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| Queue queue = session.createQueue(getName()); |
| int count = 1000; |
| final CountDownLatch messagesSent = new CountDownLatch(count); |
| ActiveMQMessageProducer producer = (ActiveMQMessageProducer) session.createProducer(queue); |
| producer.setDeliveryMode(DeliveryMode.PERSISTENT); |
| long start = System.currentTimeMillis(); |
| for (int i = 0; i < count; i++) { |
| producer.send(session.createTextMessage("Hello"), new AsyncCallback() { |
| @Override |
| public void onSuccess() { |
| messagesSent.countDown(); |
| } |
| |
| @Override |
| public void onException(JMSException exception) { |
| exception.printStackTrace(); |
| } |
| }); |
| } |
| messagesSent.await(); |
| return 1000.0 * count / (System.currentTimeMillis() - start); |
| } |
| } |