Example usage for javax.jms Connection start

Introduction

In this page you can find the example usage for javax.jms Connection start.

Prototype

void start() throws JMSException;

Source Link

Document

Starts (or restarts) a connection's delivery of incoming messages.

Usage

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

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

    Connection connection = cf.createConnection();
    connection.setClientID("clientId");
    connection.start();
    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    MessageConsumer consumer = session.createConsumer(session.createTopic(defaultTopicName));

    publishTestTopicMessages(200, publishedMessageSize);

    verifyPendingStats(defaultTopicName, 200, publishedMessageSize.get());
    verifyPendingDurableStats(defaultQueueName, 0, 0);

    // consume all messages
    consumeTestMessages(consumer, 200);//from   www.  j  ava2 s . c  om

    // All messages should now be gone
    verifyPendingStats(defaultTopicName, 0, 0);
    verifyPendingDurableStats(defaultQueueName, 0, 0);

    connection.close();
}

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

@Test
public void testMessageSizeOneDurable() throws Exception {
    AtomicLong publishedMessageSize = new AtomicLong();
    Connection connection = cf.createConnection();
    connection.setClientID("clientId");
    connection.start();

    publishTestMessagesDurable(connection, new String[] { "sub1" }, 200, publishedMessageSize,
            DeliveryMode.PERSISTENT, false);

    // verify the count and size - durable is offline so all 200 should be
    // pending since none are in prefetch
    verifyPendingStats(defaultTopicName, 200, publishedMessageSize.get());
    verifyPendingDurableStats(defaultTopicName, 200, publishedMessageSize.get());

    // consume all messages
    consumeDurableTestMessages(connection, "sub1", 200, publishedMessageSize);

    // All messages should now be gone
    verifyPendingStats(defaultTopicName, 0, 0);
    verifyPendingDurableStats(defaultTopicName, 0, 0);

    connection.close();//w  w w.  j  a  v  a 2 s . c  o m
}

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

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

    Connection connection = cf.createConnection();
    connection.setClientID("clientId");
    connection.start();
    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    MessageConsumer consumer = session.createConsumer(session.createTopic(defaultTopicName));

    publishTestTopicMessages(100, DeliveryMode.NON_PERSISTENT, publishedNonPersistentMessageSize);
    publishTestTopicMessages(100, DeliveryMode.PERSISTENT, publishedMessageSize);

    verifyPendingStats(defaultTopicName, 200,
            publishedMessageSize.get() + publishedNonPersistentMessageSize.get());

    // consume all messages
    consumeTestMessages(consumer, 200);//from  w w  w  .  j a  v a  2 s  .co  m

    // All messages should now be gone
    verifyPendingStats(defaultTopicName, 0, 0);

    connection.close();
}

---

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

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

    Connection connection = cf.createConnection();
    connection.setClientID("clientId");
    connection.start();

    publishTestMessagesDurable(connection, new String[] { "sub1" }, 200, publishedMessageSize,
            DeliveryMode.PERSISTENT, false);

    verifyPendingStats(defaultTopicName, 200, publishedMessageSize.get());
    verifyPendingDurableStats(defaultTopicName, 200, publishedMessageSize.get());

    // consume partial messages
    consumeDurableTestMessages(connection, "sub1", 50, publishedMessageSize);

    // 150 should be left
    verifyPendingStats(defaultTopicName, 150, publishedMessageSize.get());
    // We don't really know the size here but it should be smaller than before
    // so take an average
    verifyPendingDurableStats(defaultTopicName, 150, (long) (.75 * publishedMessageSize.get()));

    connection.close();// w w  w .  jav  a2  s . co  m
}

---

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

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

    Connection connection = cf.createConnection();
    connection.setClientID("clientId");
    connection.start();
    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    MessageConsumer consumer = session.createSharedConsumer(session.createTopic(defaultTopicName), "sub1");
    MessageConsumer consumer2 = session.createSharedConsumer(session.createTopic(defaultTopicName), "sub1");

    publishTestTopicMessages(200, publishedMessageSize);

    verifyPendingStats(defaultTopicName, 200, publishedMessageSize.get());
    verifyPendingDurableStats(defaultTopicName, 0, 0);
    consumer2.close();//w  ww .j  ava2 s. c om

    // consume all messages
    consumeTestMessages(consumer, 200);

    // All messages should now be gone
    verifyPendingStats(defaultTopicName, 0, 0);
    verifyPendingDurableStats(defaultTopicName, 0, 0);

    connection.close();
}

---

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

protected void publishTestTopicMessages(int publishSize, int deliveryMode, AtomicLong publishedMessageSize)
        throws Exception {
    // create a new queue
    Connection connection = cf.createConnection();
    connection.setClientID("clientId2");
    connection.start();

    // Start the connection
    Session session = connection.createSession(false, TopicSession.AUTO_ACKNOWLEDGE);
    Topic topic = session.createTopic(defaultTopicName);

    try {// ww w .  ja v a 2 s  .  com
        // publish a bunch of non-persistent messages to fill up the temp
        // store
        MessageProducer prod = session.createProducer(topic);
        prod.setDeliveryMode(deliveryMode);
        for (int i = 0; i < publishSize; i++) {
            prod.send(
                    createMessage(i, session, JournalPendingMessageTest.maxMessageSize, publishedMessageSize));
        }

    } finally {
        connection.close();
    }
}

---

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

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

    Connection connection = cf.createConnection();
    connection.setClientID("clientId");
    connection.start();

    // The publish method will create a second shared consumer
    Session s = connection.createSession();
    MessageConsumer c = s.createSharedDurableConsumer(s.createTopic(defaultTopicName), "sub1");
    publishTestMessagesDurable(connection, new String[] { "sub1", }, 200, publishedMessageSize,
            DeliveryMode.PERSISTENT, true);

    // verify the count and size - double because two durables so two queue
    // bindings//www  .  ja  va 2s  . co m
    verifyPendingStats(defaultTopicName, 200, publishedMessageSize.get());
    verifyPendingDurableStats(defaultTopicName, 200, publishedMessageSize.get());
    c.close();

    // consume messages for sub1
    consumeDurableTestMessages(connection, "sub1", 200, publishedMessageSize);
    verifyPendingStats(defaultTopicName, 0, publishedMessageSize.get());
    verifyPendingDurableStats(defaultTopicName, 0, publishedMessageSize.get());

    connection.close();
}

---

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();

    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();/*from w ww  . jav a 2  s  .  co m*/
    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);
    }
}

---

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

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

    Connection connection = cf.createConnection();
    connection.setClientID("clientId");
    connection.start();

    publishTestMessagesDurable(connection, new String[] { "sub1", "sub2" }, 200, publishedMessageSize,
            DeliveryMode.PERSISTENT, false);

    // verify the count and size - double because two durables so two queue
    // bindings//from  ww w  . jav  a  2s.  c om
    verifyPendingStats(defaultTopicName, 400, 2 * publishedMessageSize.get());
    verifyPendingDurableStats(defaultTopicName, 400, 2 * publishedMessageSize.get());

    // consume messages just for sub1
    consumeDurableTestMessages(connection, "sub1", 200, publishedMessageSize);

    // There is still a durable that hasn't consumed so the messages should
    // exist
    verifyPendingStats(defaultTopicName, 200, publishedMessageSize.get());
    verifyPendingDurableStats(defaultTopicName, 200, publishedMessageSize.get());

    connection.close();

    // restart and verify load
    this.killServer();
    this.restartServer();
    verifyPendingStats(defaultTopicName, 200, publishedMessageSize.get());
    verifyPendingDurableStats(defaultTopicName, 200, publishedMessageSize.get());
}

---

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();

    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();/* ww  w . j a  v  a 2 s.  c om*/
    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()));
}

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