Example usage for javax.jms Session createQueue

Introduction

In this page you can find the example usage for javax.jms Session createQueue.

Prototype

Queue createQueue(String queueName) throws JMSException;

Source Link

Document

Creates a Queue object which encapsulates a specified provider-specific queue name.

Usage

From source file:org.apache.activemq.artemis.tests.integration.persistence.metrics.JournalPendingMessageTest.java

@Test
public void testDeliveringStats() throws Exception {
    AtomicLong publishedMessageSize = new AtomicLong();

    Connection connection = cf.createConnection();
    connection.start();/*from  www .  jav  a  2  s  .  c  o m*/
    Session session = connection.createSession(false, Session.CLIENT_ACKNOWLEDGE);
    MessageProducer producer = session.createProducer(session.createQueue(defaultQueueName));
    producer.send(session.createTextMessage("test"));

    verifyPendingStats(defaultQueueName, 1, publishedMessageSize.get());
    verifyPendingDurableStats(defaultQueueName, 1, publishedMessageSize.get());
    verifyDeliveringStats(defaultQueueName, 0, 0);

    MessageConsumer consumer = session.createConsumer(session.createQueue(defaultQueueName));
    Message msg = consumer.receive();
    verifyDeliveringStats(defaultQueueName, 1, publishedMessageSize.get());
    msg.acknowledge();

    verifyPendingStats(defaultQueueName, 0, 0);
    verifyPendingDurableStats(defaultQueueName, 0, 0);
    verifyDeliveringStats(defaultQueueName, 0, 0);

    connection.close();
}

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From source file:org.apache.activemq.bugs.AMQ6133PersistJMSRedeliveryTest.java

private void sendMessages() throws Exception {
    Connection connection = createConnection();
    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    Destination queue = session.createQueue(QUEUE_NAME);
    Destination retainQueue = session.createQueue(QUEUE_NAME + "-retain");
    MessageProducer producer = session.createProducer(null);

    final byte[] payload = new byte[1000];
    producer.setDeliveryMode(DeliveryMode.PERSISTENT);
    BytesMessage message = session.createBytesMessage();
    message.writeBytes(payload);/*  w w  w . java2 s  . c  o m*/

    // Build up a set of messages that will be redelivered and updated later.
    while (getLogFileCount() < 3) {
        producer.send(queue, message);
    }

    // Now create some space for files that are retained during the test.
    while (getLogFileCount() < 6) {
        producer.send(retainQueue, message);
    }

    connection.close();
}

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From source file:org.apache.activemq.bugs.AMQ6133PersistJMSRedeliveryTest.java

private void consumerAndRollback(int iteration) throws Exception {
    Connection connection = createConnection();
    Session session = connection.createSession(false, Session.CLIENT_ACKNOWLEDGE);
    Queue queue = session.createQueue(QUEUE_NAME);
    MessageConsumer consumer = session.createConsumer(queue);

    long msgCount = getProxyToQueue(queue.getQueueName()).getQueueSize();

    for (int i = 0; i < msgCount; ++i) {
        Message message = consumer.receive(50000);
        assertNotNull(message);/*from   ww w . j  a  v a2 s.c o  m*/
        if (iteration > 0) {
            assertTrue(message.getJMSRedelivered());
        }
    }

    connection.close();
}

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From source file:org.apache.activemq.bugs.AMQ7067Test.java

@Test
public void testCommit() throws Exception {
    final Connection connection = ACTIVE_MQ_NON_XA_CONNECTION_FACTORY.createConnection();
    connection.start();/* w  w  w .j ava  2  s.c  om*/

    Session session = connection.createSession(true, Session.SESSION_TRANSACTED);
    Queue holdKahaDb = session.createQueue("holdKahaDb");
    MessageProducer holdKahaDbProducer = session.createProducer(holdKahaDb);
    TextMessage helloMessage = session.createTextMessage(StringUtils.repeat("a", 10));
    holdKahaDbProducer.send(helloMessage);
    Queue queue = session.createQueue("test");
    produce(connection, queue, 100, 512 * 1024);
    session.commit();
    produce(connection, queue, 100, 512 * 1024);

    System.out.println(String.format("QueueSize %s: %d", holdKahaDb.getQueueName(),
            getQueueSize(holdKahaDb.getQueueName())));
    purgeQueue(queue.getQueueName());
    Wait.waitFor(new Wait.Condition() {
        @Override
        public boolean isSatisified() throws Exception {
            return 0 == getQueueSize(queue.getQueueName());
        }
    });

    // force gc
    broker.getPersistenceAdapter().checkpoint(true);

    connection.close();
    curruptIndexFile(getDataDirectory());

    broker.stop();
    broker.waitUntilStopped();
    createBroker();
    broker.waitUntilStarted();

    while (true) {
        try {
            TimeUnit.SECONDS.sleep(1);
            System.out.println(String.format("QueueSize %s: %d", holdKahaDb.getQueueName(),
                    getQueueSize(holdKahaDb.getQueueName())));
            break;
        } catch (Exception ex) {
            System.out.println(ex.getMessage());
            break;
        }
    }

    // THIS SHOULD NOT FAIL AS THERE SHOULD BE ONLY 1 TRANSACTION!
    assertEquals(1, getQueueSize(holdKahaDb.getQueueName()));
}

---

From source file:org.apache.activemq.bugs.AMQ7067Test.java

@Test
public void testRollback() throws Exception {
    final Connection connection = ACTIVE_MQ_NON_XA_CONNECTION_FACTORY.createConnection();
    connection.start();/*  w w w . j av  a  2  s  .  c o m*/

    Session session = connection.createSession(true, Session.SESSION_TRANSACTED);
    Queue holdKahaDb = session.createQueue("holdKahaDb");
    MessageProducer holdKahaDbProducer = session.createProducer(holdKahaDb);
    TextMessage helloMessage = session.createTextMessage(StringUtils.repeat("a", 10));
    holdKahaDbProducer.send(helloMessage);
    Queue queue = session.createQueue("test");
    produce(connection, queue, 100, 512 * 1024);
    session.rollback();
    produce(connection, queue, 100, 512 * 1024);

    System.out.println(String.format("QueueSize %s: %d", holdKahaDb.getQueueName(),
            getQueueSize(holdKahaDb.getQueueName())));
    purgeQueue(queue.getQueueName());

    Wait.waitFor(new Wait.Condition() {
        @Override
        public boolean isSatisified() throws Exception {
            return 0 == getQueueSize(queue.getQueueName());
        }
    });

    // force gc
    broker.getPersistenceAdapter().checkpoint(true);

    connection.close();
    curruptIndexFile(getDataDirectory());

    broker.stop();
    broker.waitUntilStopped();
    createBroker();
    broker.waitUntilStarted();

    // no sign of the test queue on recovery, rollback is the default for any inflight
    // this test serves as a sanity check on existing behaviour
    try {
        getQueueSize(holdKahaDb.getQueueName());
        fail("expect InstanceNotFoundException");
    } catch (UndeclaredThrowableException expected) {
        assertTrue(expected.getCause() instanceof InstanceNotFoundException);
    }
}

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From source file:org.apache.activemq.leveldb.test.ReplicatedLevelDBBrokerTest.java

@Test
@Ignore// w  ww. j  a  v a 2  s. com
public void testReplicationQuorumLoss() throws Throwable {

    System.out.println("======================================");
    System.out.println(" Start 2 ActiveMQ nodes.");
    System.out.println("======================================");
    startBrokerAsync(createBrokerNode("node-1", port));
    startBrokerAsync(createBrokerNode("node-2", port));
    BrokerService master = waitForNextMaster();
    System.out.println("======================================");
    System.out.println(" Start the producer and consumer");
    System.out.println("======================================");

    final AtomicBoolean stopClients = new AtomicBoolean(false);
    final ArrayBlockingQueue<String> errors = new ArrayBlockingQueue<String>(100);
    final AtomicLong receivedCounter = new AtomicLong();
    final AtomicLong sentCounter = new AtomicLong();
    Thread producer = startFailoverClient("producer", new Client() {
        @Override
        public void execute(Connection connection) throws Exception {
            Session session = connection.createSession(false, Session.CLIENT_ACKNOWLEDGE);
            MessageProducer producer = session.createProducer(session.createQueue("test"));
            long actual = 0;
            while (!stopClients.get()) {
                TextMessage msg = session.createTextMessage("Hello World");
                msg.setLongProperty("id", actual++);
                producer.send(msg);
                sentCounter.incrementAndGet();
            }
        }
    });

    Thread consumer = startFailoverClient("consumer", new Client() {
        @Override
        public void execute(Connection connection) throws Exception {
            connection.start();
            Session session = connection.createSession(false, Session.CLIENT_ACKNOWLEDGE);
            MessageConsumer consumer = session.createConsumer(session.createQueue("test"));
            long expected = 0;
            while (!stopClients.get()) {
                Message msg = consumer.receive(200);
                if (msg != null) {
                    long actual = msg.getLongProperty("id");
                    if (actual != expected) {
                        errors.offer("Received got unexpected msg id: " + actual + ", expected: " + expected);
                    }
                    msg.acknowledge();
                    expected = actual + 1;
                    receivedCounter.incrementAndGet();
                }
            }
        }
    });

    try {
        assertCounterMakesProgress(sentCounter, 10, TimeUnit.SECONDS);
        assertCounterMakesProgress(receivedCounter, 5, TimeUnit.SECONDS);
        assertNull(errors.poll());

        System.out.println("======================================");
        System.out.println(" Master should stop once the quorum is lost.");
        System.out.println("======================================");
        ArrayList<BrokerService> stopped = stopSlaves();// stopping the slaves should kill the quorum.
        assertStopsWithin(master, 10, TimeUnit.SECONDS);
        assertNull(errors.poll()); // clients should not see an error since they are failover clients.
        stopped.add(master);

        System.out.println("======================================");
        System.out.println(" Restart the slave. Clients should make progress again..");
        System.out.println("======================================");
        startBrokersAsync(createBrokerNodes(stopped));
        assertCounterMakesProgress(sentCounter, 10, TimeUnit.SECONDS);
        assertCounterMakesProgress(receivedCounter, 5, TimeUnit.SECONDS);
        assertNull(errors.poll());
    } catch (Throwable e) {
        e.printStackTrace();
        throw e;
    } finally {
        // Wait for the clients to stop..
        stopClients.set(true);
        producer.join();
        consumer.join();
    }
}

---

From source file:org.apache.activemq.leveldb.test.ReplicatedLevelDBBrokerTest.java

private void sendMessage(BrokerService brokerService, String body) throws Exception {
    TransportConnector connector = brokerService.getTransportConnectors().get(0);
    ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(connector.getConnectUri());
    Connection connection = factory.createConnection();
    try {/*from ww  w  .  j  a  va 2s  .co m*/
        connection.start();
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        MessageProducer producer = session.createProducer(session.createQueue("FOO"));
        producer.send(session.createTextMessage(body));
    } finally {
        connection.close();
    }
}

---

From source file:org.apache.activemq.leveldb.test.ReplicatedLevelDBBrokerTest.java

private ArrayList<String> browseMessagesViaJMS(BrokerService brokerService) throws Exception {
    ArrayList<String> rc = new ArrayList<String>();
    ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(
            "tcp://localhost:" + connectPort(brokerService));
    Connection connection = factory.createConnection();
    try {/*from   w w w . j av a2s . c  o  m*/
        connection.start();
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        QueueBrowser browser = session.createBrowser(session.createQueue("FOO"));
        Enumeration enumeration = browser.getEnumeration();
        while (enumeration.hasMoreElements()) {
            TextMessage textMessage = (TextMessage) enumeration.nextElement();
            rc.add(textMessage.getText());
        }
    } finally {
        connection.close();
    }
    return rc;
}

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From source file:org.apache.activemq.network.BrokerNetworkWithStuckMessagesTest.java

@SuppressWarnings({ "unchecked", "unused" })
private Object[] browseQueueWithJms(BrokerService broker) throws Exception {
    Object[] messages = null;/*  w  ww.jav  a2s  .co m*/
    Connection connection = null;
    Session session = null;

    try {
        URI brokerUri = connector.getUri();
        ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory(brokerUri.toString());
        connection = connectionFactory.createConnection();
        connection.start();
        session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        Queue destination = session.createQueue(queueName);
        QueueBrowser browser = session.createBrowser(destination);
        List<Message> list = new ArrayList<Message>();
        for (Enumeration<Message> enumn = browser.getEnumeration(); enumn.hasMoreElements();) {
            list.add(enumn.nextElement());
        }
        messages = list.toArray();
    } finally {
        if (session != null) {
            session.close();
        }
        if (connection != null) {
            connection.close();
        }
    }
    LOG.info("+Browsed with JMS: " + messages.length);

    return messages;
}

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From source file:org.apache.activemq.store.jdbc.JmsTransactionCommitFailureTest.java

private void sendMessage(String queueName, int count, boolean transacted) throws JMSException {
    Connection con = connectionFactory.createConnection();
    try {/*from  w  w  w .  j  a  va 2  s .  c  o  m*/
        Session session = con.createSession(transacted,
                transacted ? Session.SESSION_TRANSACTED : Session.AUTO_ACKNOWLEDGE);
        try {
            Queue destination = session.createQueue(queueName);
            MessageProducer producer = session.createProducer(destination);
            try {
                for (int i = 0; i < count; i++) {
                    TextMessage message = session.createTextMessage();
                    message.setIntProperty("MessageId", messageCounter);
                    message.setText("Message-" + messageCounter++);
                    producer.send(message);
                }
                if (transacted) {
                    session.commit();
                }
            } finally {
                producer.close();
            }
        } finally {
            session.close();
        }
    } finally {
        con.close();
    }
}

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