Example usage for javax.jms Session createConsumer

List of usage examples for javax.jms Session createConsumer

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Introduction

In this page you can find the example usage for javax.jms Session createConsumer.

Prototype


MessageConsumer createConsumer(Destination destination) throws JMSException;

Source Link

Document

Creates a MessageConsumer for the specified destination.

Usage

From source file:org.wso2.carbon.sample.consumer.TopicConsumer.java

public void run() {
    // create topic connection
    TopicConnection topicConnection = null;
    try {// ww w .  j  a v  a  2  s. c o  m
        topicConnection = topicConnectionFactory.createTopicConnection();
        topicConnection.start();
    } catch (JMSException e) {
        log.error("Can not create topic connection." + e.getMessage(), e);
        return;
    }
    Session session = null;
    try {
        session = topicConnection.createTopicSession(false, Session.AUTO_ACKNOWLEDGE);
        Destination destination = session.createTopic(topicName);
        MessageConsumer consumer = session.createConsumer(destination);
        log.info("Listening for messages");
        while (active) {
            Message message = consumer.receive(1000);
            if (message != null) {
                if (message instanceof MapMessage) {
                    MapMessage mapMessage = (MapMessage) message;
                    Map<String, Object> map = new HashMap<String, Object>();
                    Enumeration enumeration = mapMessage.getMapNames();
                    while (enumeration.hasMoreElements()) {
                        String key = (String) enumeration.nextElement();
                        map.put(key, mapMessage.getObject(key));
                    }
                    log.info("Received Map Message : " + map);
                } else if (message instanceof TextMessage) {
                    log.info("Received Text Message : " + ((TextMessage) message).getText());
                } else {
                    log.info("Received message : " + message.toString());
                }
            }
        }
        log.info("Finished listening for messages.");
        session.close();
        topicConnection.stop();
        topicConnection.close();
    } catch (JMSException e) {
        log.error("Can not subscribe." + e.getMessage(), e);
    }
}

From source file:org.wso2.carbon.sample.consumer.QueueConsumer.java

public void run() {
    // create queue connection
    QueueConnection queueConnection = null;
    try {/*from   ww  w. j  a va 2  s .  c  o  m*/
        queueConnection = queueConnectionFactory.createQueueConnection();
        queueConnection.start();
    } catch (JMSException e) {
        log.error("Can not create queue connection." + e.getMessage(), e);
        return;
    }
    Session session = null;
    try {
        session = queueConnection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
        Destination destination = session.createQueue(queueName);
        MessageConsumer consumer = session.createConsumer(destination);
        log.info("Listening for messages");
        while (active) {
            Message message = consumer.receive(1000);
            if (message != null) {
                if (message instanceof MapMessage) {
                    MapMessage mapMessage = (MapMessage) message;
                    Map<String, Object> map = new HashMap<String, Object>();
                    Enumeration enumeration = mapMessage.getMapNames();
                    while (enumeration.hasMoreElements()) {
                        String key = (String) enumeration.nextElement();
                        map.put(key, mapMessage.getObject(key));
                    }
                    log.info("Received Map Message : " + map);
                } else if (message instanceof TextMessage) {
                    log.info("Received Text Message : " + ((TextMessage) message).getText());
                } else {
                    log.info("Received message : " + message.toString());
                }
            }
        }
        log.info("Finished listening for messages.");
        session.close();
        queueConnection.stop();
        queueConnection.close();
    } catch (JMSException e) {
        log.error("Can not subscribe." + e.getMessage(), e);
    }
}

From source file:org.wso2.siddhi.extension.output.transport.jms.util.QueueConsumer.java

public void run() {
    // create queue connection
    QueueConnection queueConnection = null;
    try {/*from w w w  .j ava  2s .c o  m*/
        queueConnection = queueConnectionFactory.createQueueConnection();
        queueConnection.start();
    } catch (JMSException e) {
        log.error("Can not create queue connection." + e.getMessage(), e);
        return;
    }
    Session session;
    try {
        session = queueConnection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
        Destination destination = session.createQueue(queueName);
        MessageConsumer consumer = session.createConsumer(destination);
        log.info("Listening for messages at " + queueName);
        while (active) {
            Message message = consumer.receive(1000);
            if (message != null) {
                if (message instanceof MapMessage) {
                    MapMessage mapMessage = (MapMessage) message;
                    Map<String, Object> map = new HashMap<String, Object>();
                    Enumeration enumeration = mapMessage.getMapNames();
                    while (enumeration.hasMoreElements()) {
                        String key = (String) enumeration.nextElement();
                        map.put(key, mapMessage.getObject(key));
                    }
                    log.info("Received Map Message: " + map);
                } else if (message instanceof TextMessage) {
                    log.info("Received Text Message: " + ((TextMessage) message).getText());
                } else {
                    log.info("Received message: " + message.toString());
                }
            }
        }
        log.info("Finished listening for messages.");
        session.close();
        queueConnection.stop();
        queueConnection.close();
    } catch (JMSException e) {
        log.error("Can not subscribe." + e.getMessage(), e);
    }
}

From source file:org.wso2.extension.siddhi.io.jms.sink.util.QueueConsumer.java

public void run() {
    // create queue connection
    QueueConnection queueConnection = null;
    try {/*from   ww  w .j a va 2  s .c  om*/
        queueConnection = queueConnectionFactory.createQueueConnection();
        queueConnection.start();
    } catch (JMSException e) {
        log.error("Can not create queue connection." + e.getMessage(), e);
        return;
    }
    Session session;
    try {
        session = queueConnection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
        Destination destination = session.createQueue(queueName);
        MessageConsumer consumer = session.createConsumer(destination);
        log.info("Listening for messages at " + queueName);
        while (active) {
            Message message = consumer.receive(1000);
            if (message != null) {
                resultContainer.eventReceived(message);
                if (message instanceof MapMessage) {
                    MapMessage mapMessage = (MapMessage) message;
                    Map<String, Object> map = new HashMap<String, Object>();
                    Enumeration enumeration = mapMessage.getMapNames();
                    while (enumeration.hasMoreElements()) {
                        String key = (String) enumeration.nextElement();
                        map.put(key, mapMessage.getObject(key));
                    }
                    log.info("Received Map Message: " + map);
                } else if (message instanceof TextMessage) {
                    log.info("Received Text Message: " + ((TextMessage) message).getText());
                } else {
                    log.info("Received message: " + message.toString());
                }
            }
        }
        log.info("Finished listening for messages.");
        session.close();
        queueConnection.stop();
        queueConnection.close();
    } catch (JMSException e) {
        log.error("Can not subscribe." + e.getMessage(), e);
    }
}

From source file:org.fusesource.fabric.itests.paxexam.mq.MQDistroTest.java

@Test
public void testMQ() throws Exception {

    // send message via webconsole, consume from jms openwire
    HttpClient client = new HttpClient();

    // set credentials
    client.getState().setCredentials(new AuthScope(AuthScope.ANY_HOST, AuthScope.ANY_PORT),
            new UsernamePasswordCredentials(USER_NAME_ND_PASSWORD, USER_NAME_ND_PASSWORD));

    // need to first get the secret
    GetMethod get = new GetMethod(WEB_CONSOLE_URL + "send.jsp");
    get.setDoAuthentication(true);// w  w  w . j  av  a2 s .  c  o  m

    // Give console some time to start
    for (int i = 0; i < 20; i++) {
        Thread.currentThread().sleep(1000);
        try {
            i = client.executeMethod(get);
        } catch (java.net.ConnectException ignored) {
        }
    }
    assertEquals("get succeeded on " + get, 200, get.getStatusCode());

    String response = get.getResponseBodyAsString();
    final String secretMarker = "<input type=\"hidden\" name=\"secret\" value=\"";
    String secret = response.substring(response.indexOf(secretMarker) + secretMarker.length());
    secret = secret.substring(0, secret.indexOf("\"/>"));

    final String destination = "validate.console.send";
    final String content = "Hi for the " + Math.random() + "' time";

    PostMethod post = new PostMethod(WEB_CONSOLE_URL + "sendMessage.action");
    post.setDoAuthentication(true);
    post.addParameter("secret", secret);

    post.addParameter("JMSText", content);
    post.addParameter("JMSDestination", destination);
    post.addParameter("JMSDestinationType", "queue");

    // execute the send
    assertEquals("post succeeded, " + post, 302, client.executeMethod(post));

    // consume what we sent
    ActiveMQConnection connection = (ActiveMQConnection) new ActiveMQConnectionFactory()
            .createConnection(USER_NAME_ND_PASSWORD, USER_NAME_ND_PASSWORD);
    connection.start();
    try {
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        TextMessage textMessage = (TextMessage) session.createConsumer(new ActiveMQQueue(destination))
                .receive(10 * 1000);
        assertNotNull("got a message", textMessage);
        assertEquals("it is ours", content, textMessage.getText());
    } finally {
        connection.close();
    }

    // verify osgi registration of cf
    ConnectionFactory connectionFactory = getOsgiService(ConnectionFactory.class);
    assertTrue(connectionFactory instanceof ActiveMQConnectionFactory);
    ActiveMQConnection connectionFromOsgiFactory = (ActiveMQConnection) connectionFactory
            .createConnection(USER_NAME_ND_PASSWORD, USER_NAME_ND_PASSWORD);
    connectionFromOsgiFactory.start();
    try {
        assertEquals("same broker", connection.getBrokerName(), connectionFromOsgiFactory.getBrokerName());
    } finally {
        connectionFromOsgiFactory.close();
    }

    // verify mq-client
    Process process = Runtime.getRuntime()
            .exec("java -jar extras" + File.separator + "mq-client.jar producer --count 1 --user "
                    + USER_NAME_ND_PASSWORD + " --password " + USER_NAME_ND_PASSWORD, null, // env
                    new File(System.getProperty("user.dir")));
    process.waitFor();
    assertEquals("producer worked, exit(0)?", 0, process.exitValue());

    process = Runtime.getRuntime()
            .exec("java -jar extras" + File.separator + "mq-client.jar consumer --count 1 --user "
                    + USER_NAME_ND_PASSWORD + " --password " + USER_NAME_ND_PASSWORD, null, // env
                    new File(System.getProperty("user.dir")));
    process.waitFor();
    assertEquals("consumer worked, exit(0)?", 0, process.exitValue());

}

From source file:org.wso2.extension.siddhi.io.jms.sink.util.TopicConsumer.java

public void run() {
    // create topic connection
    TopicConnection topicConnection = null;
    try {// w w w  .j  a v  a2s .  c  o m
        topicConnection = topicConnectionFactory.createTopicConnection();
        topicConnection.start();
    } catch (JMSException e) {
        log.error("Can not create topic connection." + e.getMessage(), e);
        return;
    }
    Session session = null;
    try {
        session = topicConnection.createTopicSession(false, Session.AUTO_ACKNOWLEDGE);
        Destination destination = session.createTopic(topicName);
        MessageConsumer consumer = session.createConsumer(destination);
        log.info("Listening for messages");
        while (active) {
            Message message = consumer.receive(1000);
            if (message != null) {
                resultContainer.eventReceived(message);
                if (message instanceof MapMessage) {
                    MapMessage mapMessage = (MapMessage) message;
                    Map<String, Object> map = new HashMap<String, Object>();
                    Enumeration enumeration = mapMessage.getMapNames();
                    while (enumeration.hasMoreElements()) {
                        String key = (String) enumeration.nextElement();
                        map.put(key, mapMessage.getObject(key));
                    }
                    log.info("Received Map Message : " + map);
                } else if (message instanceof TextMessage) {
                    log.info("Received Text Message : " + ((TextMessage) message).getText());
                } else {
                    log.info("Received message : " + message.toString());
                }
            }
        }
        log.info("Finished listening for messages.");
        session.close();
        topicConnection.stop();
        topicConnection.close();
    } catch (JMSException e) {
        log.error("Can not subscribe." + e.getMessage(), e);
    }
}

From source file:org.apache.falcon.messaging.FeedProducerTest.java

private void consumer() throws JMSException {
    ConnectionFactory connectionFactory = new ActiveMQConnectionFactory(BROKER_URL);
    Connection connection = connectionFactory.createConnection();
    connection.start();//from  w w  w . j  a v a  2  s.  co  m

    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    Destination destination = session.createTopic(TOPIC_NAME);
    MessageConsumer consumer = session.createConsumer(destination);

    latch.countDown();
    verifyMesssage(consumer);

    connection.close();
}

From source file:org.apache.activemq.bugs.AMQ6133PersistJMSRedeliveryTest.java

private void consumerAndRollback(int iteration) throws Exception {
    Connection connection = createConnection();
    Session session = connection.createSession(false, Session.CLIENT_ACKNOWLEDGE);
    Queue queue = session.createQueue(QUEUE_NAME);
    MessageConsumer consumer = session.createConsumer(queue);

    long msgCount = getProxyToQueue(queue.getQueueName()).getQueueSize();

    for (int i = 0; i < msgCount; ++i) {
        Message message = consumer.receive(50000);
        assertNotNull(message);/*from www. j a  va2s. c  o  m*/
        if (iteration > 0) {
            assertTrue(message.getJMSRedelivered());
        }
    }

    connection.close();
}

From source file:org.dhatim.routing.jms.activemq.ActiveMQProvider.java

private void addListener(String destinationName, MessageListener listener, Session session)
        throws JMSException {
    Destination destination = lookupDestination(destinationName);
    MessageConsumer consumer = session.createConsumer(destination);

    consumer.setMessageListener(listener);
    consumers.add(consumer);/*from   ww  w . ja  v a  2 s.  co  m*/
}

From source file:org.wso2.carbon.integration.test.client.JMSConsumerClient.java

public void run() {
    // create topic connection
    TopicConnection topicConnection = null;
    try {//from  w w w  .  j a v a2  s  .c  o m
        topicConnection = topicConnectionFactory.createTopicConnection();
        topicConnection.start();
    } catch (JMSException e) {
        log.error("Can not create topic connection." + e.getMessage(), e);
        return;
    }
    Session session = null;
    try {

        session = topicConnection.createTopicSession(false, Session.AUTO_ACKNOWLEDGE);
        Destination destination = session.createTopic(topicName);
        MessageConsumer consumer = session.createConsumer(destination);
        log.info("Listening for messages");
        while (active) {
            Message message = consumer.receive(1000);
            if (message != null) {
                messageCount++;
                if (message instanceof MapMessage) {
                    MapMessage mapMessage = (MapMessage) message;
                    Map<String, Object> map = new HashMap<String, Object>();
                    Enumeration enumeration = mapMessage.getMapNames();
                    while (enumeration.hasMoreElements()) {
                        String key = (String) enumeration.nextElement();
                        map.put(key, mapMessage.getObject(key));
                    }
                    preservedEventList.add(map);
                    log.info("Received Map Message : \n" + map + "\n");
                } else if (message instanceof TextMessage) {
                    String textMessage = ((TextMessage) message).getText();
                    preservedEventList.add(textMessage);
                    log.info("Received Text Message : \n" + textMessage + "\n");
                } else {
                    preservedEventList.add(message.toString());
                    log.info("Received message : \n" + message.toString() + "\n");
                }
            }
        }
        log.info("Finished listening for messages.");
        session.close();
        topicConnection.stop();
        topicConnection.close();
    } catch (JMSException e) {
        log.error("Can not subscribe." + e.getMessage(), e);
    }
}