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

Example 21 with MessageListener

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

the class MessageListenerRedeliveryTest method testQueueSessionListenerExceptionDlq.

public void testQueueSessionListenerExceptionDlq() throws Exception {
    connection.start();
    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    Queue queue = session.createQueue("queue-" + getName());
    MessageProducer producer = createProducer(session, queue);
    Message message = createTextMessage(session);
    producer.send(message);
    final Message[] dlqMessage = new Message[1];
    ActiveMQDestination dlqDestination = new ActiveMQQueue("ActiveMQ.DLQ");
    MessageConsumer dlqConsumer = session.createConsumer(dlqDestination);
    final CountDownLatch gotDlqMessage = new CountDownLatch(1);
    dlqConsumer.setMessageListener(new MessageListener() {

        @Override
        public void onMessage(Message message) {
            LOG.info("DLQ Message Received: " + message);
            dlqMessage[0] = message;
            gotDlqMessage.countDown();
        }
    });
    MessageConsumer consumer = session.createConsumer(queue);
    final int maxDeliveries = getRedeliveryPolicy().getMaximumRedeliveries();
    final CountDownLatch gotMessage = new CountDownLatch(maxDeliveries);
    consumer.setMessageListener(new MessageListener() {

        @Override
        public void onMessage(Message message) {
            LOG.info("Message Received: " + message);
            gotMessage.countDown();
            throw new RuntimeException(getName() + " force a redelivery");
        }
    });
    assertTrue("got message before retry expiry", gotMessage.await(20, TimeUnit.SECONDS));
    // check DLQ
    assertTrue("got dlq message", gotDlqMessage.await(20, TimeUnit.SECONDS));
    // check DLQ message cause is captured
    message = dlqMessage[0];
    assertNotNull("dlq message captured", message);
    String cause = message.getStringProperty(ActiveMQMessage.DLQ_DELIVERY_FAILURE_CAUSE_PROPERTY);
    LOG.info("DLQ'd message cause reported as: {}", cause);
    assertTrue("cause 'cause' exception is remembered", cause.contains("RuntimeException"));
    assertTrue("is correct exception", cause.contains(getName()));
    assertTrue("cause exception is remembered", cause.contains("Throwable"));
    assertTrue("cause policy is remembered", cause.contains("RedeliveryPolicy"));
    session.close();
}

Example 22 with MessageListener

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

the class MessageListenerRedeliveryTest method testQueueSessionListenerExceptionRetry.

public void testQueueSessionListenerExceptionRetry() throws Exception {
    connection.start();
    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    Queue queue = session.createQueue("queue-" + getName());
    MessageProducer producer = createProducer(session, queue);
    Message message = createTextMessage(session, "1");
    producer.send(message);
    message = createTextMessage(session, "2");
    producer.send(message);
    MessageConsumer consumer = session.createConsumer(queue);
    final CountDownLatch gotMessage = new CountDownLatch(2);
    final AtomicInteger count = new AtomicInteger(0);
    final int maxDeliveries = getRedeliveryPolicy().getMaximumRedeliveries();
    final ArrayList<String> received = new ArrayList<>();
    consumer.setMessageListener(new MessageListener() {

        @Override
        public void onMessage(Message message) {
            LOG.info("Message Received: " + message);
            try {
                received.add(((TextMessage) message).getText());
            } catch (JMSException e) {
                e.printStackTrace();
                fail(e.toString());
            }
            if (count.incrementAndGet() < maxDeliveries) {
                throw new RuntimeException(getName() + " force a redelivery");
            }
            // new blood
            count.set(0);
            gotMessage.countDown();
        }
    });
    assertTrue("got message before retry expiry", gotMessage.await(20, TimeUnit.SECONDS));
    for (int i = 0; i < maxDeliveries; i++) {
        assertEquals("got first redelivered: " + i, "1", received.get(i));
    }
    for (int i = maxDeliveries; i < maxDeliveries * 2; i++) {
        assertEquals("got first redelivered: " + i, "2", received.get(i));
    }
    session.close();
}

Example 23 with MessageListener

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

the class TempDestDeleteTest method createConsumer.

protected MessageConsumer createConsumer(Destination dest) throws JMSException {
    final String consumerText = "Consumer: " + (++consumerCounter);
    LOG.info("Creating consumer: " + consumerText + " on destination: " + dest);
    MessageConsumer consumer = session.createConsumer(dest);
    consumer.setMessageListener(new MessageListener() {

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

Example 24 with MessageListener

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

the class TopicDurableTests method receiveMessagesAsync.

protected List<CompletableFuture<List<Message>>> receiveMessagesAsync(int count, MessageConsumer... consumer) throws JMSException {
    AtomicInteger totalCount = new AtomicInteger(count);
    List<CompletableFuture<List<Message>>> resultsList = new ArrayList<>();
    List<List<Message>> receivedResList = new ArrayList<>();
    for (int i = 0; i < consumer.length; i++) {
        final int index = i;
        resultsList.add(new CompletableFuture<>());
        receivedResList.add(new ArrayList<>());
        MessageListener myListener = message -> {
            System.out.println("Mesages received" + message + " count: " + totalCount.get());
            receivedResList.get(index).add(message);
            if (totalCount.decrementAndGet() == 0) {
                for (int j = 0; j < consumer.length; j++) {
                    resultsList.get(j).complete(receivedResList.get(j));
                }
            }
        };
        consumer[i].setMessageListener(myListener);
    }
    return resultsList;
}

Example 25 with MessageListener

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

the class JMSMessageConsumerTest method doTestProduceAndConsumeLargeNumbersOfMessages.

public void doTestProduceAndConsumeLargeNumbersOfMessages(boolean topic, int ackMode) throws Exception {
    final int MSG_COUNT = 1000;
    final CountDownLatch done = new CountDownLatch(MSG_COUNT);
    JmsConnection connection = (JmsConnection) createConnection();
    connection.setForceAsyncSend(true);
    connection.start();
    Session session = connection.createSession(false, ackMode);
    final Destination destination;
    if (topic) {
        destination = session.createTopic(getTopicName());
    } else {
        destination = session.createQueue(getQueueName());
    }
    MessageConsumer consumer = session.createConsumer(destination);
    consumer.setMessageListener(new MessageListener() {

        @Override
        public void onMessage(Message message) {
            try {
                message.acknowledge();
                done.countDown();
            } catch (JMSException ex) {
                LOG.info("Caught exception.", ex);
            }
        }
    });
    MessageProducer producer = session.createProducer(destination);
    TextMessage textMessage = session.createTextMessage();
    textMessage.setText("messageText");
    for (int i = 0; i < MSG_COUNT; i++) {
        producer.send(textMessage);
    }
    assertTrue("Did not receive all messages: " + MSG_COUNT, done.await(15, TimeUnit.SECONDS));
}