| /** |
| * 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.load; |
| |
| import javax.jms.Connection; |
| import javax.jms.ConnectionFactory; |
| import javax.jms.DeliveryMode; |
| import javax.jms.Destination; |
| import javax.jms.JMSException; |
| import javax.jms.MessageConsumer; |
| import javax.jms.MessageProducer; |
| import javax.jms.Session; |
| import javax.jms.TextMessage; |
| |
| import org.apache.activemq.ActiveMQMessageAudit; |
| import org.apache.activemq.perf.PerfRate; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * |
| */ |
| public class LoadClient implements Runnable{ |
| private static final Logger LOG = LoggerFactory.getLogger(LoadClient.class); |
| protected static int SLEEP_TIME = 2; |
| protected String name; |
| protected ConnectionFactory factory; |
| protected Connection connection; |
| protected Destination startDestination; |
| protected Destination nextDestination; |
| protected Session session; |
| protected MessageConsumer consumer; |
| protected MessageProducer producer; |
| protected PerfRate rate = new PerfRate(); |
| protected int deliveryMode = DeliveryMode.PERSISTENT; |
| protected ActiveMQMessageAudit audit = new ActiveMQMessageAudit(); |
| protected boolean connectionPerMessage = false; |
| protected boolean running; |
| protected int timeout = 10000; |
| |
| |
| public LoadClient(String name,ConnectionFactory factory) { |
| this.name=name; |
| this.factory = factory; |
| } |
| |
| |
| |
| public synchronized void start() throws JMSException { |
| if (!running) { |
| rate.reset(); |
| running = true; |
| if (!connectionPerMessage) { |
| connection = factory.createConnection(); |
| connection.start(); |
| session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| consumer = session.createConsumer(getConsumeDestination()); |
| producer = session.createProducer(getSendDestination()); |
| producer.setDeliveryMode(this.deliveryMode); |
| |
| } |
| |
| Thread t = new Thread(this); |
| t.setName(name); |
| t.start(); |
| } |
| } |
| |
| public void stop() throws JMSException, InterruptedException { |
| running = false; |
| if(connection != null) { |
| connection.stop(); |
| } |
| } |
| |
| |
| public void run() { |
| try { |
| while (running) { |
| String result = consume(); |
| if(result != null) { |
| send(result); |
| rate.increment(); |
| } |
| else if (running) { |
| LOG.error(name + " Failed to consume!"); |
| } |
| } |
| } catch (Throwable e) { |
| e.printStackTrace(); |
| } |
| } |
| |
| protected String consume() throws Exception { |
| Connection con = null; |
| MessageConsumer c = consumer; |
| if (connectionPerMessage){ |
| con = factory.createConnection(); |
| con.start(); |
| Session s = con.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| c = s.createConsumer(getConsumeDestination()); |
| } |
| TextMessage result = (TextMessage) c.receive(timeout); |
| if (result != null) { |
| if (audit.isDuplicate(result.getJMSMessageID())) { |
| throw new JMSException("Received duplicate " + result.getText()); |
| } |
| if (!audit.isInOrder(result.getJMSMessageID())) { |
| throw new JMSException("Out of order " + result.getText()); |
| } |
| |
| if (connectionPerMessage) { |
| Thread.sleep(SLEEP_TIME);//give the broker a chance |
| con.close(); |
| } |
| } |
| return result != null ? result.getText() : null; |
| } |
| |
| protected void send(String text) throws Exception { |
| Connection con = connection; |
| MessageProducer p = producer; |
| Session s = session; |
| if (connectionPerMessage){ |
| con = factory.createConnection(); |
| con.start(); |
| s = con.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| p = s.createProducer(getSendDestination()); |
| p.setDeliveryMode(deliveryMode); |
| } |
| TextMessage message = s.createTextMessage(text); |
| p.send(message); |
| if (connectionPerMessage) { |
| Thread.sleep(SLEEP_TIME);//give the broker a chance |
| con.close(); |
| } |
| } |
| |
| |
| |
| public String getName() { |
| return name; |
| } |
| |
| |
| |
| public void setName(String name) { |
| this.name = name; |
| } |
| |
| |
| |
| public Destination getStartDestination() { |
| return startDestination; |
| } |
| |
| |
| |
| public void setStartDestination(Destination startDestination) { |
| this.startDestination = startDestination; |
| } |
| |
| |
| |
| public Destination getNextDestination() { |
| return nextDestination; |
| } |
| |
| |
| |
| public void setNextDestination(Destination nextDestination) { |
| this.nextDestination = nextDestination; |
| } |
| |
| |
| |
| public int getDeliveryMode() { |
| return deliveryMode; |
| } |
| |
| |
| |
| public void setDeliveryMode(int deliveryMode) { |
| this.deliveryMode = deliveryMode; |
| } |
| |
| |
| |
| public boolean isConnectionPerMessage() { |
| return connectionPerMessage; |
| } |
| |
| |
| |
| public void setConnectionPerMessage(boolean connectionPerMessage) { |
| this.connectionPerMessage = connectionPerMessage; |
| } |
| |
| |
| |
| public int getTimeout() { |
| return timeout; |
| } |
| |
| |
| |
| public void setTimeout(int timeout) { |
| this.timeout = timeout; |
| } |
| |
| protected Destination getSendDestination() { |
| return nextDestination; |
| } |
| |
| protected Destination getConsumeDestination() { |
| return startDestination; |
| } |
| |
| } |