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

Example 46 with MessageConsumer

use of javax.jms.MessageConsumer in project tech by ffyyhh995511.

the class ActiveMqService method receiveTopic.

/**
 * 接受active mq的topic(订阅)
 * 通过一个消费者的监听接受推送的消息
 * @param topicStr
 * @throws Exception
 */
public void receiveTopic(String topicStr) throws Exception {
    ConnectionFactory connectionFactory = new ActiveMQConnectionFactory(ActiveMQConnection.DEFAULT_USER, ActiveMQConnection.DEFAULT_PASSWORD, "tcp://127.0.0.1:61616");
    Connection connection = connectionFactory.createConnection();
    connection.start();
    Session session = connection.createSession(Boolean.FALSE, Session.AUTO_ACKNOWLEDGE);
    Topic topic = session.createTopic(topicStr);
    MessageConsumer consumer = session.createConsumer(topic);
    consumer.setMessageListener(new MessageListener() {

        public void onMessage(Message message) {
            TextMessage tm = (TextMessage) message;
            System.out.println(tm);
            try {
                System.out.println(tm.getText());
            } catch (JMSException e) {
                e.printStackTrace();
            }
        }
    });
}

Example 47 with MessageConsumer

use of javax.jms.MessageConsumer in project rocketmq-externals by apache.

the class JmsClientIT method testProducerAndConsume_TwoConsumer.

@Test
public void testProducerAndConsume_TwoConsumer() throws Exception {
    Connection connection = createConnection(producerId, consumerId);
    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    Destination destinationA = session.createTopic("TopicA");
    Destination destinationB = session.createTopic("TopicB");
    final CountDownLatch countDownLatch = new CountDownLatch(2);
    JmsTestListener listenerA = new JmsTestListener(10, countDownLatch);
    JmsTestListener listenerB = new JmsTestListener(10, countDownLatch);
    try {
        // two consumers
        MessageConsumer messageConsumerA = session.createConsumer(destinationA);
        messageConsumerA.setMessageListener(listenerA);
        MessageConsumer messageConsumerB = session.createConsumer(destinationB);
        messageConsumerB.setMessageListener(listenerB);
        // producer
        MessageProducer messageProducer = session.createProducer(destinationA);
        connection.start();
        for (int i = 0; i < 10; i++) {
            TextMessage message = session.createTextMessage(text + i);
            Assert.assertNull(message.getJMSMessageID());
            messageProducer.send(message);
            Assert.assertNotNull(message.getJMSMessageID());
        }
        for (int i = 0; i < 10; i++) {
            TextMessage message = session.createTextMessage(text + i);
            Assert.assertNull(message.getJMSMessageID());
            messageProducer.send(destinationB, message);
            Assert.assertNotNull(message.getJMSMessageID());
        }
        if (countDownLatch.await(30, TimeUnit.SECONDS)) {
            Thread.sleep(2000);
        }
        Assert.assertEquals(10, listenerA.getConsumedNum());
        Assert.assertEquals(10, listenerB.getConsumedNum());
    } finally {
        // Close the connection
        connection.close();
    }
}

Example 48 with MessageConsumer

use of javax.jms.MessageConsumer in project rocketmq-externals by apache.

the class JmsConsumerIT method testStartIdempotency.

@Test
public void testStartIdempotency() throws Exception {
    JmsBaseConnectionFactory connectionFactory = new JmsBaseConnectionFactory(new URI("rocketmq://xxx?consumerId=" + consumerId + "&nameServer=" + nameServer));
    Connection connection = connectionFactory.createConnection();
    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    checkConsumerState(consumerId, true, false);
    try {
        Destination destination = session.createTopic(topic + ":" + messageType);
        MessageConsumer consumer = session.createConsumer(destination);
        consumer.setMessageListener(listener);
        checkConsumerState(consumerId, false, false);
        ((JmsBaseMessageConsumer) consumer).startConsumer();
        checkConsumerState(consumerId, false, true);
        Destination destination1 = session.createTopic(topic2 + ":" + messageType);
        MessageConsumer consumer1 = session.createConsumer(destination1);
        consumer1.setMessageListener(listener);
        ((JmsBaseMessageConsumer) consumer1).startConsumer();
        checkConsumerState(consumerId, false, true);
        // the start is idempotent
        connection.start();
        connection.start();
        Thread.sleep(5000);
    } finally {
        connection.close();
    }
}

Example 49 with MessageConsumer

use of javax.jms.MessageConsumer in project rocketmq-externals by apache.

the class JmsConsumerIT method testReferenceCount.

@Test
public void testReferenceCount() throws Exception {
    JmsBaseConnectionFactory connectionFactory = new JmsBaseConnectionFactory(new URI("rocketmq://xxx?consumerId=" + consumerId + "&nameServer=" + nameServer));
    Connection connection = connectionFactory.createConnection();
    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    connection.start();
    try {
        Destination destination = session.createTopic(topic + ":" + messageType);
        MessageConsumer consumer = session.createConsumer(destination);
        consumer.setMessageListener(listener);
        RMQPushConsumerExt rmqPushConsumerExt = getRMQPushConsumerExt(consumerId);
        Assert.assertNotNull(rmqPushConsumerExt);
        Assert.assertEquals(1, rmqPushConsumerExt.getReferenceCount());
        MessageConsumer consumer2 = session.createConsumer(destination);
        Assert.assertEquals(2, rmqPushConsumerExt.getReferenceCount());
        MessageConsumer consumer3 = session.createConsumer(session.createTopic(topic + ":" + messageType));
        Assert.assertEquals(3, rmqPushConsumerExt.getReferenceCount());
        session.close();
        Assert.assertEquals(0, rmqPushConsumerExt.getReferenceCount());
        Assert.assertEquals(false, rmqPushConsumerExt.isStarted());
        Assert.assertNull(getRMQPushConsumerExt(consumerId));
        Thread.sleep(5000);
    } finally {
        connection.close();
    }
}

Example 50 with MessageConsumer

use of javax.jms.MessageConsumer in project rocketmq-externals by apache.

the class SimpleExMessageListenerContainer method createListenerConsumer.

/**
 * Create a MessageConsumer for the given JMS Session, registering a
 * MessageListener for the specified listener.
 *
 * @param session
 *         the JMS Session to work on
 *
 * @return the MessageConsumer
 *
 * @throws JMSException
 *         if thrown by JMS methods
 * @see #executeListener
 */
protected MessageConsumer createListenerConsumer(final Session session) throws JMSException {
    Destination destination = getDestination();
    if (destination == null) {
        destination = resolveDestinationName(session, getDestinationName());
    }
    MessageConsumer consumer = createConsumer(session, destination);
    consumer.setMessageListener((MessageListener) super.getMessageListener());
    return consumer;
}