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;
  
  import javax.jms.BytesMessage;
  import javax.jms.Connection;
  import javax.jms.DeliveryMode;
  import javax.jms.InvalidDestinationException;
  import javax.jms.JMSException;
  import javax.jms.Message;
  import javax.jms.MessageConsumer;
  import javax.jms.MessageProducer;
  import javax.jms.Queue;
  import javax.jms.Session;
  import javax.jms.TemporaryQueue;
  import javax.jms.TextMessage;
  import java.net.URISyntaxException;
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.Iterator;
  import java.util.List;
  
  import org.apache.activemq.util.Wait;
  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 JmsTempDestinationTest {
     private Connection connection;
     private ActiveMQConnectionFactory factory;
     protected List<Connection> connections = Collections.synchronizedList(new ArrayList<>());
  
     @Before
     public void setUp() throws Exception {
        factory = new ActiveMQConnectionFactory("tcp://localhost:61616");
        factory.setAlwaysSyncSend(true);
        connection = factory.createConnection();
        connections.add(connection);
     }
  
     @After
     public void tearDown() throws Exception {
        for (Iterator<Connection> iter = connections.iterator(); iter.hasNext(); ) {
           Connection conn = iter.next();
           try {
              conn.close();
           } catch (Throwable e) {
           }
           iter.remove();
        }
     }
  
     /**
      * Make sure Temp destination can only be consumed by local connection
      */
     @Test
     public void testTempDestOnlyConsumedByLocalConn() throws JMSException {
        connection.start();
  
        Session tempSession = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        TemporaryQueue queue = tempSession.createTemporaryQueue();
        MessageProducer producer = tempSession.createProducer(queue);
        producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
        TextMessage message = tempSession.createTextMessage("First");
        producer.send(message);
  
        // temp destination should not be consume when using another connection
        Connection otherConnection = factory.createConnection();
        connections.add(otherConnection);
        Session otherSession = otherConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        TemporaryQueue otherQueue = otherSession.createTemporaryQueue();
        MessageConsumer consumer = otherSession.createConsumer(otherQueue);
        Message msg = consumer.receive(3000);
        Assert.assertNull(msg);
  
        // should throw InvalidDestinationException when consuming a temp
        // destination from another connection
        try {
           consumer = otherSession.createConsumer(queue);
           Assert.fail("Send should fail since temp destination should be used from another connection");
        } catch (InvalidDestinationException e) {
           Assert.assertTrue("failed to throw an exception", true);
        }
  
        // should be able to consume temp destination from the same connection
        consumer = tempSession.createConsumer(queue);
        msg = consumer.receive(3000);
        Assert.assertNotNull(msg);
  
     }
  
     /**
      * Make sure that a temp queue does not drop message if there is an active consumers.
      */
     @Test
     public void testTempQueueHoldsMessagesWithConsumers() throws JMSException {
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        Queue queue = session.createTemporaryQueue();
        MessageConsumer consumer = session.createConsumer(queue);
        connection.start();
  
        MessageProducer producer = session.createProducer(queue);
        producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
        TextMessage message = session.createTextMessage("Hello");
        producer.send(message);
  
        Message message2 = consumer.receive(1000);
        Assert.assertNotNull(message2);
        Assert.assertTrue("Expected message to be a TextMessage", message2 instanceof TextMessage);
        Assert.assertTrue("Expected message to be a '" + message.getText() + "'", ((TextMessage) message2).getText().equals(message.getText()));
     }
  
     /**
      * Make sure that a temp queue does not drop message if there are no active consumers.
      */
     @Test
     public void testTempQueueHoldsMessagesWithoutConsumers() throws JMSException {
  
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        Queue queue = session.createTemporaryQueue();
        MessageProducer producer = session.createProducer(queue);
        producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
        TextMessage message = session.createTextMessage("Hello");
        producer.send(message);
  
        connection.start();
        MessageConsumer consumer = session.createConsumer(queue);
        Message message2 = consumer.receive(3000);
        Assert.assertNotNull(message2);
        Assert.assertTrue("Expected message to be a TextMessage", message2 instanceof TextMessage);
        Assert.assertTrue("Expected message to be a '" + message.getText() + "'", ((TextMessage) message2).getText().equals(message.getText()));
  
     }
  
     /**
      * Test temp queue works under load
      */
     @Test
     public void testTmpQueueWorksUnderLoad() throws JMSException {
        int count = 500;
        int dataSize = 1024;
  
        List<BytesMessage> list = new ArrayList<>(count);
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        Queue queue = session.createTemporaryQueue();
        MessageProducer producer = session.createProducer(queue);
        producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
  
        byte[] data = new byte[dataSize];
        for (int i = 0; i < count; i++) {
           BytesMessage message = session.createBytesMessage();
           message.writeBytes(data);
           message.setIntProperty("c", i);
           producer.send(message);
           list.add(message);
        }
  
        connection.start();
        MessageConsumer consumer = session.createConsumer(queue);
        for (int i = 0; i < count; i++) {
           Message message2 = consumer.receive(2000);
           Assert.assertTrue(message2 != null);
           Assert.assertEquals(i, message2.getIntProperty("c"));
           Assert.assertTrue(message2.equals(list.get(i)));
        }
     }
  
     /**
      * Make sure you cannot publish to a temp destination that does not exist anymore.
      */
     @Test
     public void testPublishFailsForClosedConnection() throws Exception {
  
        Connection tempConnection = factory.createConnection();
        connections.add(tempConnection);
  
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        connection.start();
  
        Session tempSession = tempConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        final TemporaryQueue queue = tempSession.createTemporaryQueue();
  
        final ActiveMQConnection activeMQConnection = (ActiveMQConnection) connection;
        Assert.assertTrue("creation advisory received in time with async dispatch", Wait.waitFor(() -> activeMQConnection.activeTempDestinations.containsKey(queue)));
  
        // This message delivery should work since the temp connection is still
        // open.
        MessageProducer producer = session.createProducer(queue);
        producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
        TextMessage message = session.createTextMessage("First");
        producer.send(message);
  
        // Closing the connection should destroy the temp queue that was
        // created.
        tempConnection.close();
        Thread.sleep(5000); // Wait a little bit to let the delete take effect.
  
        // This message delivery NOT should work since the temp connection is
        // now closed.
        try {
           message = session.createTextMessage("Hello");
           producer.send(message);
           Assert.fail("Send should fail since temp destination should not exist anymore.");
        } catch (JMSException e) {
           e.printStackTrace();
        }
     }
  
     /**
      * Make sure you cannot publish to a temp destination that does not exist anymore.
      */
     @Test
     public void testPublishFailsForDestroyedTempDestination() throws Exception {
  
        Connection tempConnection = factory.createConnection();
        connections.add(tempConnection);
  
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        connection.start();
  
        //In artemis, if you send a message to a topic where the consumer isn't there yet,
        //message will get lost. So the create temp queue request has to happen
        //after the connection is started (advisory consumer registered).
        Session tempSession = tempConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        final TemporaryQueue queue = tempSession.createTemporaryQueue();
  
        final ActiveMQConnection activeMQConnection = (ActiveMQConnection) connection;
        Assert.assertTrue("creation advisory received in time with async dispatch", Wait.waitFor(() -> activeMQConnection.activeTempDestinations.containsKey(queue)));
  
        // This message delivery should work since the temp connection is still
        // open.
        MessageProducer producer = session.createProducer(queue);
        producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
        TextMessage message = session.createTextMessage("First");
        producer.send(message);
  
        // deleting the Queue will cause sends to fail
        queue.delete();
        Thread.sleep(5000); // Wait a little bit to let the delete take effect.
  
        // This message delivery NOT should work since the temp connection is
        // now closed.
        try {
           message = session.createTextMessage("Hello");
           producer.send(message);
           Assert.fail("Send should fail since temp destination should not exist anymore.");
        } catch (JMSException e) {
           Assert.assertTrue("failed to throw an exception", true);
        }
     }
  
     /**
      * Test you can't delete a Destination with Active Subscribers
      */
     @Test
     public void testDeleteDestinationWithSubscribersFails() throws JMSException {
        Connection connection = factory.createConnection();
        connections.add(connection);
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        TemporaryQueue queue = session.createTemporaryQueue();
  
        connection.start();
  
        session.createConsumer(queue);
  
        // This message delivery should NOT work since the temp connection is
        // now closed.
        try {
           queue.delete();
           Assert.fail("Should fail as Subscribers are active");
        } catch (JMSException e) {
           Assert.assertTrue("failed to throw an exception", true);
        }
     }
  }
  