| /* |
| * |
| * 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.qpid.testkit.soak; |
| |
| |
| import javax.jms.JMSException; |
| import javax.jms.Message; |
| import javax.jms.MessageConsumer; |
| import javax.jms.MessageListener; |
| import javax.jms.MessageProducer; |
| import javax.jms.Session; |
| import javax.jms.TextMessage; |
| |
| /** |
| * Test Description |
| * ================ |
| * The difference between this test and the |
| * LongDurationConsumer is that each Session runs |
| * in it's own Thread and the ability to receive |
| * messages transactionally. |
| * |
| * All consumers will still share the same destination. |
| * |
| */ |
| public class MultiThreadedConsumer extends BaseTest |
| { |
| protected final boolean transacted; |
| |
| public MultiThreadedConsumer() |
| { |
| super(); |
| transacted = Boolean.getBoolean("transacted"); |
| // needed only to calculate throughput. |
| // If msg_count is different set it via -Dmsg_count |
| msg_count = 10; |
| } |
| |
| /** |
| * Creates a Session and a consumer that runs in its |
| * own thread. |
| * It can also consume transactionally. |
| * |
| */ |
| public void test() |
| { |
| try |
| { |
| for (int i = 0; i < session_count; i++) |
| { |
| |
| final Session session = con.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| Thread t = new Thread(new Runnable() |
| { |
| public void run() |
| { |
| try |
| { |
| MessageConsumer consumer = session.createConsumer(dest); |
| |
| consumer.setMessageListener(new MessageListener() |
| { |
| |
| private boolean startIteration = true; |
| private long startTime = 0; |
| private long iterations = 0; |
| |
| public void onMessage(Message m) |
| { |
| try |
| { |
| long now = System.currentTimeMillis(); |
| if (startIteration) |
| { |
| startTime = m.getJMSTimestamp(); |
| startIteration = false; |
| } |
| |
| if (m instanceof TextMessage && ((TextMessage) m).getText().equals("End")) |
| { |
| startIteration = true; |
| long totalIterationTime = now - startTime; |
| double throughput = ((double)msg_count/(double)totalIterationTime) * 1000; |
| long latencySample = now - m.getJMSTimestamp(); |
| iterations++; |
| |
| StringBuilder sb = new StringBuilder(); |
| sb.append(iterations).append(","). |
| append(nf.format(throughput)).append(",").append(latencySample); |
| |
| System.out.println(sb.toString()); |
| |
| MessageProducer temp = session.createProducer(m.getJMSReplyTo()); |
| Message controlMsg = session.createTextMessage(); |
| temp.send(controlMsg); |
| if (transacted) |
| { |
| session.commit(); |
| } |
| temp.close(); |
| } |
| } |
| catch (JMSException e) |
| { |
| handleError(e,"Exception receiving messages"); |
| } |
| } |
| }); |
| } |
| catch (Exception e) |
| { |
| handleError(e,"Exception creating a consumer"); |
| } |
| |
| } |
| |
| }); |
| t.setName("session-" + i); |
| t.start(); |
| } // for loop |
| } |
| catch (Exception e) |
| { |
| handleError(e,"Exception while setting up the test"); |
| } |
| |
| } |
| |
| public static void main(String[] args) |
| { |
| MultiThreadedConsumer test = new MultiThreadedConsumer(); |
| test.setUp(); |
| test.test(); |
| } |
| |
| } |