content: /*
   * 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.transport;
  
  import javax.jms.Connection;
  import javax.jms.DeliveryMode;
  import javax.jms.Destination;
  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;
  import java.util.concurrent.atomic.AtomicInteger;
  
  import org.apache.activemq.ActiveMQConnectionFactory;
  import org.apache.activemq.artemis.jms.server.embedded.EmbeddedJMS;
  import org.apache.activemq.broker.artemiswrapper.OpenwireArtemisBaseTest;
  import org.apache.activemq.command.ActiveMQQueue;
  import org.apache.activemq.command.ActiveMQTextMessage;
  import org.apache.activemq.command.ActiveMQTopic;
  import org.junit.After;
  import org.junit.Assert;
  import org.junit.Before;
  import org.junit.Test;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  public class TopicClusterTest extends OpenwireArtemisBaseTest implements MessageListener {
  
     protected static final int MESSAGE_COUNT = 50;
     protected static final int NUMBER_IN_CLUSTER = 3;
     private static final Logger LOG = LoggerFactory.getLogger(TopicClusterTest.class);
  
     protected Destination destination;
     protected boolean topic = true;
     protected final AtomicInteger receivedMessageCount = new AtomicInteger(0);
     protected int deliveryMode = DeliveryMode.NON_PERSISTENT;
     protected MessageProducer[] producers;
     protected Connection[] connections;
     protected EmbeddedJMS[] servers = new EmbeddedJMS[NUMBER_IN_CLUSTER];
     protected String groupId;
  
     @Before
     public void setUp() throws Exception {
        groupId = "topic-cluster-test-" + System.currentTimeMillis();
        connections = new Connection[NUMBER_IN_CLUSTER];
        producers = new MessageProducer[NUMBER_IN_CLUSTER];
        Destination destination = createDestination();
        String root = System.getProperty("activemq.store.dir");
        if (root == null) {
           root = "target/store";
        }
  
        this.setUpClusterServers(servers);
        try {
           for (int i = 0; i < NUMBER_IN_CLUSTER; i++) {
  
              System.setProperty("activemq.store.dir", root + "_broker_" + i);
              connections[i] = createConnection(i);
              connections[i].setClientID("ClusterTest" + i);
              connections[i].start();
              Session session = connections[i].createSession(false, Session.AUTO_ACKNOWLEDGE);
              producers[i] = session.createProducer(destination);
              producers[i].setDeliveryMode(deliveryMode);
              MessageConsumer consumer = createMessageConsumer(session, destination);
              consumer.setMessageListener(this);
  
           }
           LOG.info("Sleeping to ensure cluster is fully connected");
           Thread.sleep(5000);
        } finally {
           System.setProperty("activemq.store.dir", root);
        }
     }
  
     @After
     public void tearDown() throws Exception {
        if (connections != null) {
           for (int i = 0; i < connections.length; i++) {
              try {
                 connections[i].close();
              } catch (Exception e) {
                 //ignore.
              }
           }
        }
        this.shutDownClusterServers(servers);
     }
  
     protected MessageConsumer createMessageConsumer(Session session, Destination destination) throws JMSException {
        return session.createConsumer(destination);
     }
  
     protected ActiveMQConnectionFactory createGenericClusterFactory(int serverID) throws Exception {
        String url = newURI(serverID);
        return new ActiveMQConnectionFactory(url);
     }
  
     protected int expectedReceiveCount() {
        return MESSAGE_COUNT * NUMBER_IN_CLUSTER * NUMBER_IN_CLUSTER;
     }
  
     protected Connection createConnection(int serverID) throws Exception {
        return createGenericClusterFactory(serverID).createConnection();
     }
  
     protected Destination createDestination() {
        return createDestination(getClass().getName());
     }
  
     protected Destination createDestination(String name) {
        if (topic) {
           return new ActiveMQTopic(name);
        } else {
           return new ActiveMQQueue(name);
        }
     }
  
     @Override
     public void onMessage(Message msg) {
        // log.info("GOT: " + msg);
        receivedMessageCount.incrementAndGet();
        synchronized (receivedMessageCount) {
           if (receivedMessageCount.get() >= expectedReceiveCount()) {
              receivedMessageCount.notify();
           }
        }
     }
  
     @Test
     public void testSendReceive() throws Exception {
        for (int i = 0; i < MESSAGE_COUNT; i++) {
           TextMessage textMessage = new ActiveMQTextMessage();
           textMessage.setText("MSG-NO:" + i);
           for (int x = 0; x < producers.length; x++) {
              producers[x].send(textMessage);
           }
        }
        synchronized (receivedMessageCount) {
           while (receivedMessageCount.get() < expectedReceiveCount()) {
              receivedMessageCount.wait(20000);
           }
        }
        // sleep a little - to check we don't get too many messages
        Thread.sleep(2000);
        LOG.info("GOT: " + receivedMessageCount.get() + " Expected: " + expectedReceiveCount());
        Assert.assertEquals("Expected message count not correct", expectedReceiveCount(), receivedMessageCount.get());
     }
  
  }
  