Example usage for javax.jms MessageConsumer receive

Introduction

In this page you can find the example usage for javax.jms MessageConsumer receive.

Prototype

Message receive(long timeout) throws JMSException;

Source Link

Document

Receives the next message that arrives within the specified timeout interval.

Usage

From source file:example.queue.Consumer.java

public static void main(String[] args) {
    String url = BROKER_URL;
    if (args.length > 0) {
        url = args[0].trim();/*  w ww  . j ava2s  .c  o m*/
    }
    System.out.println("\nWaiting to receive messages... will timeout after " + TIMEOUT / 1000 + "s");
    ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory("admin", "password", url);
    Connection connection = null;

    try {

        connection = connectionFactory.createConnection();
        connection.start();

        Session session = connection.createSession(NON_TRANSACTED, Session.AUTO_ACKNOWLEDGE);
        Destination destination = session.createQueue("test-queue");
        MessageConsumer consumer = session.createConsumer(destination);

        int i = 0;
        while (true) {
            Message message = consumer.receive(TIMEOUT);

            if (message != null) {
                if (message instanceof TextMessage) {
                    String text = ((TextMessage) message).getText();
                    System.out.println("Got " + i++ + ". message: " + text);
                }
            } else {
                break;
            }
        }

        consumer.close();
        session.close();

    } catch (Exception e) {
        System.out.println("Caught exception!");
    } finally {
        if (connection != null) {
            try {
                connection.close();
            } catch (JMSException e) {
                System.out.println("Could not close an open connection...");
            }
        }
    }
}

---

From source file:example.queue.exclusive.Consumer.java

public static void main(String[] args) {
    String url = BROKER_URL;
    if (args.length > 0) {
        url = args[0].trim();//from  w w  w .  j av a  2 s .c om
    }
    System.out.println("\nWaiting to receive messages... will timeout after " + TIMEOUT / 1000 + "s");
    ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory("admin", "password", url);
    Connection connection = null;

    try {

        connection = connectionFactory.createConnection();
        connection.start();

        Session session = connection.createSession(NON_TRANSACTED, Session.AUTO_ACKNOWLEDGE);
        Queue destination = session.createQueue("test-queue?consumer.exclusive=true");
        MessageConsumer consumer = session.createConsumer(destination);

        int i = 0;
        while (true) {
            Message message = consumer.receive(TIMEOUT);

            if (message != null) {
                if (message instanceof TextMessage) {
                    String text = ((TextMessage) message).getText();
                    System.out.println("Got " + i++ + ". message: " + text);
                }
            } else {
                break;
            }
        }

        consumer.close();
        session.close();

    } catch (Exception e) {
        System.out.println("Caught exception!");
    } finally {
        if (connection != null) {
            try {
                connection.close();
            } catch (JMSException e) {
                System.out.println("Could not close an open connection...");
            }
        }
    }
}

---

From source file:example.tempdest.Consumer.java

public static void main(String[] args) {

    String url = BROKER_URL;
    if (args.length > 0) {
        url = args[0].trim();//from w w w  .j a va2s . c  om
    }
    System.out.println("\nWaiting to receive messages... will timeout after " + TIMEOUT / 1000 + "s");
    ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory("admin", "password", url);
    Connection connection = null;

    try {

        connection = connectionFactory.createConnection();
        connection.start();

        final Session session = connection.createSession(NON_TRANSACTED, Session.AUTO_ACKNOWLEDGE);
        Destination destination = session.createQueue("test-queue");
        MessageConsumer consumer = session.createConsumer(destination);

        int i = 0;
        while (true) {
            Message message = consumer.receive(TIMEOUT);

            if (message != null) {
                if (message instanceof TextMessage) {
                    String text = ((TextMessage) message).getText();
                    System.out.println("Got " + i++ + ". message: " + text);
                    Destination replyTo = message.getJMSReplyTo();
                    MessageProducer producer = session.createProducer(replyTo);
                    producer.send(
                            session.createTextMessage("You made it to the consumer, here is your response"));
                    producer.close();
                }
            } else {
                break;
            }
        }

        consumer.close();
        session.close();

    } catch (Exception e) {
        System.out.println("Caught exception!");
    } finally {
        if (connection != null) {
            try {
                connection.close();
            } catch (JMSException e) {
                System.out.println("Could not close an open connection...");
            }
        }
    }
}

---

From source file:org.dawnsci.commandserver.mx.example.ActiveMQConsumer.java

public static void main(String[] args) throws Exception {

    ConnectionFactory connectionFactory = ConnectionFactoryFacade
            .createConnectionFactory("tcp://sci-serv5.diamond.ac.uk:61616");
    Connection connection = connectionFactory.createConnection();
    Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    Queue queue = session.createQueue("testQ");

    final MessageConsumer consumer = session.createConsumer(queue);
    connection.start();/*from  w  ww  . ja v a 2s .com*/

    while (true) { // You have to kill it to stop it!
        Message m = consumer.receive(1000);
        if (m != null) {
            if (m instanceof TextMessage) {
                TextMessage t = (TextMessage) m;
                System.out.println(t.getText());
                try {
                    ObjectMapper mapper = new ObjectMapper();
                    final SweepBean colBack = mapper.readValue(t.getText(), SweepBean.class);
                    System.out.println("Data collection found: " + colBack.getDataCollectionId());

                } catch (Exception ne) {
                    System.out.println(m + " is not a data collection.");
                }
            } else if (m instanceof ObjectMessage) {
                ObjectMessage o = (ObjectMessage) m;
                System.out.println(o.getObject());
            }
        }
    }
}

---

From source file:example.queue.selector.Consumer.java

public static void main(String[] args) {
    String url = BROKER_URL;
    if (args.length > 0) {
        url = args[0].trim();// w w w  .j  av  a2s  .c o m
    }
    System.out.println("\nWaiting to receive messages... will timeout after " + TIMEOUT / 1000 + "s");
    ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory("admin", "password", url);
    Connection connection = null;

    try {

        connection = connectionFactory.createConnection();
        connection.start();

        Session session = connection.createSession(NON_TRANSACTED, Session.AUTO_ACKNOWLEDGE);
        Destination destination = session.createQueue("test-queue");
        MessageConsumer consumer = session.createConsumer(destination, "intended = 'me'");

        int i = 0;
        while (true) {
            Message message = consumer.receive(TIMEOUT);

            if (message != null) {
                if (message instanceof TextMessage) {
                    String text = ((TextMessage) message).getText();
                    System.out.println("Got " + i++ + ". message: " + text);
                }
            } else {
                break;
            }
        }

        consumer.close();
        session.close();

    } catch (Exception e) {
        System.out.println("Caught exception!");
    } finally {
        if (connection != null) {
            try {
                connection.close();
            } catch (JMSException e) {
                System.out.println("Could not close an open connection...");
            }
        }
    }
}

---

From source file:com.fusesource.examples.activemq.VirtualConsumer.java

public static void main(String args[]) {
    Connection connection = null;

    try {//from w w  w  .j  a  v  a2s .c o  m
        // JNDI lookup of JMS Connection Factory and JMS Destination
        Context context = new InitialContext();
        ConnectionFactory factory = (ConnectionFactory) context.lookup(CONNECTION_FACTORY_NAME);

        connection = factory.createConnection();
        connection.setClientID(System.getProperty("clientID"));
        connection.start();

        Session session = connection.createSession(NON_TRANSACTED, Session.AUTO_ACKNOWLEDGE);
        Queue queue = session.createQueue(System.getProperty("queue"));

        MessageConsumer consumer = session.createConsumer(queue);

        LOG.info("Start consuming messages from " + queue + " with " + MESSAGE_TIMEOUT_MILLISECONDS
                + "ms timeout");

        // Synchronous message consumer
        int i = 1;
        while (true) {
            Message message = consumer.receive(MESSAGE_TIMEOUT_MILLISECONDS);
            if (message != null) {
                if (message instanceof TextMessage) {
                    String text = ((TextMessage) message).getText();
                    LOG.info("Got " + (i++) + ". message: " + text);
                }
            } else {
                break;
            }
        }

        consumer.close();
        session.close();
    } catch (Throwable t) {
        LOG.error(t);
    } finally {
        // Cleanup code
        // In general, you should always close producers, consumers,
        // sessions, and connections in reverse order of creation.
        // For this simple example, a JMS connection.close will
        // clean up all other resources.
        if (connection != null) {
            try {
                connection.close();
            } catch (JMSException e) {
                LOG.error(e);
            }
        }
    }
}

---

From source file:com.fusesource.examples.activemq.SimpleSubscriber.java

public static void main(String args[]) {
    Connection connection = null;

    try {/* w w w . j av a  2s.c  o m*/
        // JNDI lookup of JMS Connection Factory and JMS Destination
        Context context = new InitialContext();
        ConnectionFactory factory = (ConnectionFactory) context.lookup(CONNECTION_FACTORY_NAME);
        connection = factory.createConnection();
        connection.setClientID("ApplicationA");

        connection.start();

        Session session = connection.createSession(NON_TRANSACTED, Session.AUTO_ACKNOWLEDGE);
        String topicName = System.getProperty("topic");

        Topic topic = session.createTopic(topicName);
        MessageConsumer consumer = session.createConsumer(topic);

        LOG.info("Start consuming messages from " + topicName + " with " + MESSAGE_TIMEOUT_MILLISECONDS
                + "ms timeout");

        // Synchronous message consumer
        int i = 1;
        while (true) {
            Message message = consumer.receive(MESSAGE_TIMEOUT_MILLISECONDS);
            if (message != null) {
                if (message instanceof TextMessage) {
                    String text = ((TextMessage) message).getText();
                    LOG.info("Got " + (i++) + ". message: " + text);
                }
            } else {
                break;
            }
        }

        consumer.close();
        session.close();
    } catch (Throwable t) {
        LOG.error(t);
    } finally {
        // Cleanup code
        // In general, you should always close producers, consumers,
        // sessions, and connections in reverse order of creation.
        // For this simple example, a JMS connection.close will
        // clean up all other resources.
        if (connection != null) {
            try {
                connection.close();
            } catch (JMSException e) {
                LOG.error(e);
            }
        }
    }
}

---

From source file:com.fusesource.examples.activemq.SimpleConsumer.java

public static void main(String args[]) {
    Connection connection = null;

    try {//from  www  .  ja v a 2 s .c  om
        // JNDI lookup of JMS Connection Factory and JMS Destination
        Context context = new InitialContext();
        ConnectionFactory factory = (ConnectionFactory) context.lookup(CONNECTION_FACTORY_NAME);
        Destination destination = (Destination) context.lookup(DESTINATION_NAME);

        connection = factory.createConnection();
        connection.start();

        Session session = connection.createSession(NON_TRANSACTED, Session.AUTO_ACKNOWLEDGE);
        MessageConsumer consumer = session.createConsumer(destination);

        LOG.info("Start consuming messages from " + destination.toString() + " with "
                + MESSAGE_TIMEOUT_MILLISECONDS + "ms timeout");

        // Synchronous message consumer
        int i = 1;
        while (true) {
            Message message = consumer.receive(MESSAGE_TIMEOUT_MILLISECONDS);
            if (message != null) {
                if (message instanceof TextMessage) {
                    String text = ((TextMessage) message).getText();
                    LOG.info("Got " + (i++) + ". message: " + text);
                }
            } else {
                break;
            }
        }

        consumer.close();
        session.close();
    } catch (Throwable t) {
        LOG.error(t);
    } finally {
        // Cleanup code
        // In general, you should always close producers, consumers,
        // sessions, and connections in reverse order of creation.
        // For this simple example, a JMS connection.close will
        // clean up all other resources.
        if (connection != null) {
            try {
                connection.close();
            } catch (JMSException e) {
                LOG.error(e);
            }
        }
    }
}

---

From source file:com.fusesource.examples.activemq.DurableSubscriber.java

public static void main(String args[]) {
    Connection connection = null;

    try {//from  ww w . ja  v a2 s  . c  o  m
        // JNDI lookup of JMS Connection Factory and JMS Destination
        Context context = new InitialContext();
        ConnectionFactory factory = (ConnectionFactory) context.lookup(CONNECTION_FACTORY_NAME);
        connection = factory.createConnection();
        connection.setClientID(System.getProperty("clientID"));
        connection.start();

        Session session = connection.createSession(NON_TRANSACTED, Session.CLIENT_ACKNOWLEDGE);
        String topicName = System.getProperty("topic");

        Topic topic = session.createTopic(topicName);
        MessageConsumer consumer = session.createDurableSubscriber(topic, "Test_Durable_Subscriber");

        LOG.info("Start consuming messages from " + topicName + " with " + MESSAGE_TIMEOUT_MILLISECONDS
                + "ms timeout");

        // Synchronous message consumer
        int i = 1;
        while (true) {
            Message message = consumer.receive(MESSAGE_TIMEOUT_MILLISECONDS);
            if (message != null) {
                if (message instanceof TextMessage) {
                    String text = ((TextMessage) message).getText();
                    LOG.info("Got " + (i++) + ". message: " + text);
                }
            } else {
                break;
            }
        }

        consumer.close();
        session.close();
    } catch (Throwable t) {
        LOG.error(t);
    } finally {
        // Cleanup code
        // In general, you should always close producers, consumers,
        // sessions, and connections in reverse order of creation.
        // For this simple example, a JMS connection.close will
        // clean up all other resources.
        if (connection != null) {
            try {
                connection.close();
            } catch (JMSException e) {
                LOG.error(e);
            }
        }
    }
}

---

From source file:example.composite.dest.Consumer.java

public static void main(String[] args) {
    String url = BROKER_URL;
    if (args.length > 0) {
        url = args[0].trim();//from  w w w .j  a  v  a  2 s  .co  m
    }
    System.out.println("\nWaiting to receive messages... will timeout after " + TIMEOUT / 1000 + "s");
    ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory("admin", "password", url);
    Connection connection = null;

    try {

        connection = connectionFactory.createConnection();
        connection.start();

        Session session = connection.createSession(NON_TRANSACTED, Session.AUTO_ACKNOWLEDGE);
        Destination destination = session.createQueue("test-queue");
        Destination destinationFoo = session.createQueue("test-queue-foo");
        Destination destinationBar = session.createQueue("test-queue-bar");
        Destination destinationTopicFoo = session.createTopic("test-topic-foo");

        MessageConsumer consumer = session.createConsumer(destination);
        MessageConsumer consumerFoo = session.createConsumer(destinationFoo);
        MessageConsumer consumerBar = session.createConsumer(destinationBar);
        MessageConsumer consumerTopicFoo = session.createConsumer(destinationTopicFoo);

        int i = 0;
        while (true) {
            Message message = consumer.receive(TIMEOUT);

            if (message != null) {
                if (message instanceof TextMessage) {
                    String text = ((TextMessage) message).getText();
                    System.out.println("Got " + i++ + ". message on test-queue: " + text);
                }
            } else {
                break;
            }

            message = consumerFoo.receive(TIMEOUT);

            if (message != null) {
                if (message instanceof TextMessage) {
                    String text = ((TextMessage) message).getText();
                    System.out.println("Got " + i++ + ". message on test-queue-foo: " + text);
                }
            } else {
                break;
            }

            message = consumerBar.receive(TIMEOUT);

            if (message != null) {
                if (message instanceof TextMessage) {
                    String text = ((TextMessage) message).getText();
                    System.out.println("Got " + i++ + ". message on test-queue-bar: " + text);
                }
            } else {
                break;
            }

            message = consumerTopicFoo.receive(TIMEOUT);

            if (message != null) {
                if (message instanceof TextMessage) {
                    String text = ((TextMessage) message).getText();
                    System.out.println("Got " + i++ + ". message on test-topic-bar: " + text);
                }
            } else {
                break;
            }

        }

        consumer.close();
        session.close();

    } catch (Exception e) {
        System.out.println("Caught exception!");
    } finally {
        if (connection != null) {
            try {
                connection.close();
            } catch (JMSException e) {
                System.out.println("Could not close an open connection...");
            }
        }
    }
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• »