Examples with MessageListener javax.jms.MessageListener used on opensource projects

Example 16 with MessageListener

use of javax.jms.MessageListener in project activemq-artemis by apache.

the class JmsSessionRecoverTest method doTestAsynchRecover.

/**
 * Test to make sure that an Async recover works.
 *
 * @throws JMSException
 * @throws InterruptedException
 */
public void doTestAsynchRecover() throws JMSException, InterruptedException {
    final Session session = connection.createSession(false, Session.CLIENT_ACKNOWLEDGE);
    final String[] errorMessage = new String[] { null };
    final CountDownLatch doneCountDownLatch = new CountDownLatch(1);
    MessageConsumer consumer = session.createConsumer(dest);
    MessageProducer producer = session.createProducer(dest);
    producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
    producer.send(session.createTextMessage("First"));
    producer.send(session.createTextMessage("Second"));
    consumer.setMessageListener(new MessageListener() {

        int counter;

        @Override
        public void onMessage(Message msg) {
            counter++;
            try {
                TextMessage message = (TextMessage) msg;
                switch(counter) {
                    case 1:
                        assertEquals("First", message.getText());
                        assertFalse(message.getJMSRedelivered());
                        message.acknowledge();
                        break;
                    case 2:
                        assertEquals("Second", message.getText());
                        assertFalse(message.getJMSRedelivered());
                        session.recover();
                        break;
                    case 3:
                        assertEquals("Second", message.getText());
                        assertTrue(message.getJMSRedelivered());
                        message.acknowledge();
                        doneCountDownLatch.countDown();
                        break;
                    default:
                        errorMessage[0] = "Got too many messages: " + counter;
                        doneCountDownLatch.countDown();
                }
            } catch (Throwable e) {
                e.printStackTrace();
                errorMessage[0] = "Got exception: " + e;
                doneCountDownLatch.countDown();
            }
        }
    });
    connection.start();
    if (doneCountDownLatch.await(5, TimeUnit.SECONDS)) {
        if (errorMessage[0] != null) {
            fail(errorMessage[0]);
        }
    } else {
        fail("Timeout waiting for async message delivery to complete.");
    }
}

Example 17 with MessageListener

use of javax.jms.MessageListener in project activemq-artemis by apache.

the class JmsSessionRecoverTest method doTestAsynchRecoverWithAutoAck.

/**
 * Test to make sure that an Async recover works when using AUTO_ACKNOWLEDGE.
 *
 * @throws JMSException
 * @throws InterruptedException
 */
public void doTestAsynchRecoverWithAutoAck() throws JMSException, InterruptedException {
    final Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    final String[] errorMessage = new String[] { null };
    final CountDownLatch doneCountDownLatch = new CountDownLatch(1);
    MessageConsumer consumer = session.createConsumer(dest);
    MessageProducer producer = session.createProducer(dest);
    producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
    producer.send(session.createTextMessage("First"));
    producer.send(session.createTextMessage("Second"));
    consumer.setMessageListener(new MessageListener() {

        int counter;

        @Override
        public void onMessage(Message msg) {
            counter++;
            try {
                TextMessage message = (TextMessage) msg;
                switch(counter) {
                    case 1:
                        assertEquals("First", message.getText());
                        assertFalse(message.getJMSRedelivered());
                        break;
                    case 2:
                        // This should rollback the delivery of this message..
                        // and re-deliver.
                        assertEquals("Second", message.getText());
                        assertFalse(message.getJMSRedelivered());
                        session.recover();
                        break;
                    case 3:
                        assertEquals("Second", message.getText());
                        assertTrue(message.getJMSRedelivered());
                        doneCountDownLatch.countDown();
                        break;
                    default:
                        errorMessage[0] = "Got too many messages: " + counter;
                        doneCountDownLatch.countDown();
                }
            } catch (Throwable e) {
                e.printStackTrace();
                errorMessage[0] = "Got exception: " + e;
                doneCountDownLatch.countDown();
            }
        }
    });
    connection.start();
    if (doneCountDownLatch.await(5000, TimeUnit.SECONDS)) {
        if (errorMessage[0] != null) {
            fail(errorMessage[0]);
        }
    } else {
        fail("Timeout waiting for async message delivery to complete.");
    }
}

Example 18 with MessageListener

use of javax.jms.MessageListener in project activemq-artemis by apache.

the class AdvisoryTempDestinationTests method testNoSlowConsumerAdvisory.

public void testNoSlowConsumerAdvisory() throws Exception {
    Session s = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    TemporaryQueue queue = s.createTemporaryQueue();
    MessageConsumer consumer = s.createConsumer(queue);
    consumer.setMessageListener(new MessageListener() {

        @Override
        public void onMessage(Message message) {
        }
    });
    Topic advisoryTopic = AdvisorySupport.getSlowConsumerAdvisoryTopic((ActiveMQDestination) queue);
    s = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    MessageConsumer advisoryConsumer = s.createConsumer(advisoryTopic);
    // start throwing messages at the consumer
    MessageProducer producer = s.createProducer(queue);
    for (int i = 0; i < MESSAGE_COUNT; i++) {
        BytesMessage m = s.createBytesMessage();
        m.writeBytes(new byte[1024]);
        producer.send(m);
    }
    Message msg = advisoryConsumer.receive(1000);
    assertNull(msg);
}

Example 19 with MessageListener

use of javax.jms.MessageListener in project activemq-artemis by apache.

the class AdvisoryTests method testNoSlowConsumerAdvisory.

public void testNoSlowConsumerAdvisory() throws Exception {
    Session s = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    Queue queue = s.createQueue(getClass().getName());
    MessageConsumer consumer = s.createConsumer(queue);
    consumer.setMessageListener(new MessageListener() {

        @Override
        public void onMessage(Message message) {
        }
    });
    Topic advisoryTopic = AdvisorySupport.getSlowConsumerAdvisoryTopic((ActiveMQDestination) queue);
    s = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    MessageConsumer advisoryConsumer = s.createConsumer(advisoryTopic);
    // start throwing messages at the consumer
    MessageProducer producer = s.createProducer(queue);
    for (int i = 0; i < MESSAGE_COUNT; i++) {
        BytesMessage m = s.createBytesMessage();
        m.writeBytes(new byte[1024]);
        producer.send(m);
    }
    Message msg = advisoryConsumer.receive(1000);
    assertNull(msg);
}

Example 20 with MessageListener

use of javax.jms.MessageListener in project activemq-artemis by apache.

the class ConsumerListenerTest method createConsumer.

protected Session createConsumer() throws JMSException {
    final String consumerText = "Consumer: " + (++consumerCounter);
    LOG.info("Creating consumer: " + consumerText + " on destination: " + destination);
    Session answer = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    MessageConsumer consumer = answer.createConsumer(destination);
    consumer.setMessageListener(new MessageListener() {

        @Override
        public void onMessage(Message message) {
            LOG.info("Received message by: " + consumerText + " message: " + message);
        }
    });
    return answer;
}