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

Example 71 with MessageListener

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

the class MiscellaneousTest method testClosingConsumerFromMessageListenerTransacted.

/**
 * Test case for http://jira.jboss.org/jira/browse/JBMESSAGING-542
 */
@Test
public void testClosingConsumerFromMessageListenerTransacted() throws Exception {
    Connection c = null;
    try {
        c = createConnection();
        Session s = c.createSession(false, Session.AUTO_ACKNOWLEDGE);
        MessageProducer prod = s.createProducer(queue1);
        Message m = s.createMessage();
        prod.send(m);
    } finally {
        if (c != null) {
            c.close();
        }
    }
    final Result result = new Result();
    Connection conn = createConnection();
    Session s = conn.createSession(true, Session.SESSION_TRANSACTED);
    final MessageConsumer cons = s.createConsumer(queue1);
    cons.setMessageListener(new MessageListener() {

        @Override
        public void onMessage(final Message m) {
            // close the connection on the same thread that processed the message
            try {
                cons.close();
                result.setSuccess();
            } catch (Exception e) {
                result.setFailure(e);
            }
        }
    });
    conn.start();
    result.waitForResult();
    ProxyAssertSupport.assertTrue(result.isSuccess());
    ProxyAssertSupport.assertNull(result.getFailure());
    Thread.sleep(1000);
    assertRemainingMessages(1);
    conn.close();
}

Example 72 with MessageListener

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

the class DurableSubscriptionSelectorTest method openConsumer.

private void openConsumer() throws Exception {
    consumerConnection = (ActiveMQConnection) createConnection();
    consumerConnection.setClientID("cliID");
    consumerConnection.start();
    Session session = consumerConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    TopicSubscriber subscriber = session.createDurableSubscriber(topic, "subName", "filter=true", false);
    subscriber.setMessageListener(new MessageListener() {

        @Override
        public void onMessage(Message message) {
            received++;
        }
    });
}

Example 73 with MessageListener

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

the class ExpiredMessagesWithNoConsumerTest method testExpiredMessagesWithVerySlowConsumerCanContinue.

public void testExpiredMessagesWithVerySlowConsumerCanContinue() throws Exception {
    createBroker();
    final long queuePrefetch = 600;
    ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(connectionUri + "?jms.prefetchPolicy.queuePrefetch=" + queuePrefetch);
    connection = factory.createConnection();
    session = connection.createSession(false, Session.CLIENT_ACKNOWLEDGE);
    producer = session.createProducer(destination);
    final int ttl = 4000;
    producer.setTimeToLive(ttl);
    final long sendCount = 1500;
    final CountDownLatch receivedOneCondition = new CountDownLatch(1);
    final CountDownLatch waitCondition = new CountDownLatch(1);
    final AtomicLong received = new AtomicLong();
    MessageConsumer consumer = session.createConsumer(destination);
    consumer.setMessageListener(new MessageListener() {

        @Override
        public void onMessage(Message message) {
            try {
                if (LOG.isDebugEnabled()) {
                    LOG.debug("Got my message: " + message);
                }
                receivedOneCondition.countDown();
                received.incrementAndGet();
                waitCondition.await(5, TimeUnit.MINUTES);
                if (LOG.isDebugEnabled()) {
                    LOG.debug("acking message: " + message);
                }
                message.acknowledge();
            } catch (Exception e) {
                e.printStackTrace();
                fail(e.toString());
            }
        }
    });
    connection.start();
    final Thread producingThread = new Thread("Producing Thread") {

        @Override
        public void run() {
            try {
                int i = 0;
                long tStamp = System.currentTimeMillis();
                while (i++ < sendCount) {
                    producer.send(session.createTextMessage("test"));
                    if (i % 100 == 0) {
                        LOG.info("sent: " + i + " @ " + ((System.currentTimeMillis() - tStamp) / 100) + "m/ms");
                        tStamp = System.currentTimeMillis();
                    }
                }
            } catch (Throwable ex) {
                ex.printStackTrace();
            }
        }
    };
    producingThread.start();
    assertTrue("got one message", receivedOneCondition.await(20, TimeUnit.SECONDS));
    assertTrue("producer failed to complete within allocated time", Wait.waitFor(new Wait.Condition() {

        @Override
        public boolean isSatisified() throws Exception {
            producingThread.join(1000);
            return !producingThread.isAlive();
        }
    }, Wait.MAX_WAIT_MILLIS * 10));
    final DestinationViewMBean view = createView(destination);
    assertTrue("Not all dispatched up to default prefetch ", Wait.waitFor(new Wait.Condition() {

        @Override
        public boolean isSatisified() throws Exception {
            return queuePrefetch == view.getDispatchCount();
        }
    }));
    assertTrue("all non inflight have expired ", Wait.waitFor(new Wait.Condition() {

        @Override
        public boolean isSatisified() throws Exception {
            LOG.info("enqueue=" + view.getEnqueueCount() + ", dequeue=" + view.getDequeueCount() + ", inflight=" + view.getInFlightCount() + ", expired= " + view.getExpiredCount() + ", size= " + view.getQueueSize());
            return view.getExpiredCount() > 0 && (view.getEnqueueCount() - view.getInFlightCount()) == view.getExpiredCount();
        }
    }));
    LOG.info("enqueue=" + view.getEnqueueCount() + ", dequeue=" + view.getDequeueCount() + ", inflight=" + view.getInFlightCount() + ", expired= " + view.getExpiredCount() + ", size= " + view.getQueueSize());
    // let the ack happen
    waitCondition.countDown();
    Wait.waitFor(new Wait.Condition() {

        @Override
        public boolean isSatisified() throws Exception {
            return 0 == view.getInFlightCount();
        }
    });
    LOG.info("enqueue=" + view.getEnqueueCount() + ", dequeue=" + view.getDequeueCount() + ", inflight=" + view.getInFlightCount() + ", expired= " + view.getExpiredCount() + ", size= " + view.getQueueSize());
    assertEquals("inflight didn't reduce to duck", 0, view.getInFlightCount());
    assertEquals("size doesn't get back to 0 ", 0, view.getQueueSize());
    assertEquals("dequeues don't match sent/expired ", sendCount, view.getDequeueCount());
    // produce some more
    producer.setTimeToLive(0);
    long tStamp = System.currentTimeMillis();
    for (int i = 0; i < sendCount; i++) {
        producer.send(session.createTextMessage("test-" + i));
        if (i % 100 == 0) {
            LOG.info("sent: " + i + " @ " + ((System.currentTimeMillis() - tStamp) / 100) + "m/ms");
            tStamp = System.currentTimeMillis();
        }
    }
    Wait.waitFor(new Wait.Condition() {

        @Override
        public boolean isSatisified() throws Exception {
            return received.get() >= sendCount;
        }
    });
    consumer.close();
    Wait.waitFor(new Wait.Condition() {

        @Override
        public boolean isSatisified() throws Exception {
            return 0 == view.getInFlightCount();
        }
    });
    assertEquals("inflight did not go to zero on close", 0, view.getInFlightCount());
    LOG.info("done: " + getName());
}

Example 74 with MessageListener

use of javax.jms.MessageListener in project e3mall by colg-cloud.

the class ActiveMqTest method testQueueConsumer.

/**
 * 点对点模式，接收消息
 */
@Test
public void testQueueConsumer() throws JMSException, IOException {
    // 第一步：创建一个ConnectionFactory对象。
    ConnectionFactory connectionFactory = new ActiveMQConnectionFactory(BROCKER_URL);
    // 第二步：从ConnectionFactory对象中获得一个Connection对象。
    Connection connection = connectionFactory.createConnection();
    // 第三步：开启连接。调用Connection对象的start方法。
    connection.start();
    // 第四步：使用Connection对象创建一个Session对象。
    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    // 第五步：使用Session对象创建一个Destination对象。和发送端保持一致queue，并且队列的名称一致。
    Queue queue = session.createQueue("test-queue");
    // 第六步：使用Session对象创建一个Consumer对象。
    MessageConsumer consumer = session.createConsumer(queue);
    // 第七步：接收消息。
    consumer.setMessageListener(new MessageListener() {

        @Override
        public void onMessage(Message message) {
            try {
                TextMessage textMessage = (TextMessage) message;
                // 取消息的内容
                String text = textMessage.getText();
                // 第八步：打印消息。
                LOGGER.info("队列模式接收到的消息： {}", text);
            } catch (JMSException e) {
                e.printStackTrace();
            }
        }
    });
    // 等待键盘输入
    System.in.read();
    // 第九步：关闭资源
    consumer.close();
    session.close();
    connection.close();
}

Example 75 with MessageListener

use of javax.jms.MessageListener in project wildfly by wildfly.

the class JmsClientTestCase method doSendAndReceive.

private void doSendAndReceive(String connectionFactoryLookup) throws Exception {
    Connection conn = null;
    try {
        ConnectionFactory cf = (ConnectionFactory) remoteContext.lookup(connectionFactoryLookup);
        assertNotNull(cf);
        Destination destination = (Destination) remoteContext.lookup(QUEUE_NAME);
        assertNotNull(destination);
        conn = cf.createConnection("guest", "guest");
        conn.start();
        Session consumerSession = conn.createSession(false, AUTO_ACKNOWLEDGE);
        final CountDownLatch latch = new CountDownLatch(10);
        final List<String> result = new ArrayList<String>();
        // Set the async listener
        MessageConsumer consumer = consumerSession.createConsumer(destination);
        consumer.setMessageListener(new MessageListener() {

            @Override
            public void onMessage(Message message) {
                TextMessage msg = (TextMessage) message;
                try {
                    result.add(msg.getText());
                    latch.countDown();
                } catch (JMSException e) {
                    e.printStackTrace();
                }
            }
        });
        final Session producerSession = conn.createSession(false, AUTO_ACKNOWLEDGE);
        MessageProducer producer = producerSession.createProducer(destination);
        producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
        for (int i = 0; i < 10; i++) {
            String s = "Test" + i;
            TextMessage msg = producerSession.createTextMessage(s);
            // System.out.println("sending " + s);
            producer.send(msg);
        }
        producerSession.close();
        assertTrue(latch.await(3, SECONDS));
        assertEquals(10, result.size());
        for (int i = 0; i < result.size(); i++) {
            assertEquals("Test" + i, result.get(i));
        }
    } finally {
        try {
            conn.close();
        } catch (Exception ignore) {
        }
    }
}