List of usage examples for javax.jms Connection close
void close() throws JMSException;
From source file:example.topic.Subscriber.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 va 2s .c o m*/ } System.out .println("\nWaiting to receive messages... Either waiting for END message or press Ctrl+C to exit"); ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory("admin", "password", url); Connection connection = null; final CountDownLatch latch = new CountDownLatch(1); try { connection = connectionFactory.createConnection(); connection.start(); Session session = connection.createSession(NON_TRANSACTED, Session.AUTO_ACKNOWLEDGE); Destination destination = session.createTopic("test-topic"); MessageConsumer consumer = session.createConsumer(destination); consumer.setMessageListener(new Subscriber(latch)); latch.await(); 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.browser.Browser.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. c om } 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"); QueueBrowser browser = session.createBrowser(destination); Enumeration enumeration = browser.getEnumeration(); while (enumeration.hasMoreElements()) { TextMessage message = (TextMessage) enumeration.nextElement(); System.out.println("Browsing: " + message); TimeUnit.MILLISECONDS.sleep(DELAY); } 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.browser.Producer.java
public static void main(String[] args) { String url = BROKER_URL; if (args.length > 0) { url = args[0].trim();/*from w ww . j ava2 s.c o m*/ } 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"); MessageProducer producer = session.createProducer(destination); for (int i = 0; i < NUM_MESSAGES_TO_SEND; i++) { TextMessage message = session.createTextMessage("Message #" + i); System.out.println("Sending message #" + i); producer.send(message); Thread.sleep(DELAY); } producer.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.topic.durable.Subscriber.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 2s . co m } System.out .println("\nWaiting to receive messages... Either waiting for END message or press Ctrl+C to exit"); ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory("admin", "password", url); Connection connection = null; final CountDownLatch latch = new CountDownLatch(1); try { connection = connectionFactory.createConnection(); String clientId = System.getProperty("clientId"); connection.setClientID(clientId); connection.start(); Session session = connection.createSession(NON_TRANSACTED, Session.AUTO_ACKNOWLEDGE); Topic destination = session.createTopic("test-topic"); MessageConsumer consumer = session.createDurableSubscriber(destination, clientId); consumer.setMessageListener(new Subscriber(latch)); latch.await(); 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.composite.dest.Producer.java
public static void main(String[] args) { String url = BROKER_URL; if (args.length > 0) { url = args[0].trim();/*w ww . j a v a 2 s . c o m*/ } 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,test-queue-foo,test-queue-bar,topic://test-topic-foo"); MessageProducer producer = session.createProducer(destination); for (int i = 0; i < NUM_MESSAGES_TO_SEND; i++) { TextMessage message = session.createTextMessage("Message #" + i); System.out.println("Sending message #" + i); producer.send(message); Thread.sleep(DELAY); } producer.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.topic.durable.Publisher.java
public static void main(String[] args) { String url = BROKER_URL; if (args.length > 0) { url = args[0].trim();/*from w ww . j a v a 2s.c o m*/ } 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.createTopic("test-topic"); MessageProducer producer = session.createProducer(destination); for (int i = 0; i < NUM_MESSAGES_TO_SEND; i++) { TextMessage message = session.createTextMessage("Message #" + i); System.out.println("Sending message #" + i); producer.send(message); Thread.sleep(DELAY); } // tell the subscribers we're done producer.send(session.createTextMessage("END")); producer.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.ActiveMQProducer.java
public static void main(String[] args) throws Exception { QueueConnectionFactory connectionFactory = ConnectionFactoryFacade .createConnectionFactory("tcp://ws097.diamond.ac.uk:61616"); Connection send = connectionFactory.createConnection(); Session session = send.createSession(false, Session.AUTO_ACKNOWLEDGE); Queue queue = session.createQueue("testQ"); final MessageProducer producer = session.createProducer(queue); producer.setDeliveryMode(DeliveryMode.PERSISTENT); Message message = session.createTextMessage("Hello World"); producer.send(message);//from w w w. ja va 2 s . c o m message = session.createTextMessage("...and another message"); producer.send(message); message = session.createObjectMessage(new TestObjectBean("this could be", "anything")); producer.send(message); // Test JSON SweepBean col = new SweepBean("fred", "d0000000001", 0, 100); ObjectMapper mapper = new ObjectMapper(); String jsonString = mapper.writeValueAsString(col); message = session.createTextMessage(jsonString); producer.send(message); producer.close(); session.close(); send.close(); // Now we peak at the queue // If the consumer is not going, the messages should still be there if (REQUIRE_PEAK) { QueueConnection qCon = connectionFactory.createQueueConnection(); QueueSession qSes = qCon.createQueueSession(false, Session.AUTO_ACKNOWLEDGE); queue = qSes.createQueue("testQ"); qCon.start(); QueueBrowser qb = qSes.createBrowser(queue); Enumeration e = qb.getEnumeration(); if (e.hasMoreElements()) System.out.println("Peak at queue:"); while (e.hasMoreElements()) { Message m = (Message) e.nextElement(); if (m == null) continue; if (m instanceof TextMessage) { TextMessage t = (TextMessage) m; System.out.println(t.getText()); } else if (m instanceof ObjectMessage) { ObjectMessage o = (ObjectMessage) m; System.out.println(o.getObject()); } } qb.close(); qSes.close(); qCon.close(); } }
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();/*from w w w . j a va 2s . com*/ } 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();// w w w .j a va 2 s. 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); 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.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 .ja v a 2s .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); 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..."); } } } }