Example usage for javax.jms QueueConnection close

List of usage examples for javax.jms QueueConnection close

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Introduction

In this page you can find the example usage for javax.jms QueueConnection close.

Prototype


void close() throws JMSException;

Source Link

Document

Closes the connection.

Usage

From source file:org.apache.activemq.demo.SimpleQueueSender.java

/**
 * Main method.//from   www .  ja v  a2s .c  o  m
 *
 * @param args the queue used by the example and, optionally, the number of
 *                messages to send
 */
public static void main(String[] args) {
    String queueName = null;
    Context jndiContext = null;
    QueueConnectionFactory queueConnectionFactory = null;
    QueueConnection queueConnection = null;
    QueueSession queueSession = null;
    Queue queue = null;
    QueueSender queueSender = null;
    TextMessage message = null;
    final int numMsgs;

    if ((args.length < 1) || (args.length > 2)) {
        LOG.info("Usage: java SimpleQueueSender " + "<queue-name> [<number-of-messages>]");
        System.exit(1);
    }
    queueName = args[0];
    LOG.info("Queue name is " + queueName);
    if (args.length == 2) {
        numMsgs = (new Integer(args[1])).intValue();
    } else {
        numMsgs = 1;
    }

    /*
     * Create a JNDI API InitialContext object if none exists yet.
     */
    try {
        jndiContext = new InitialContext();
    } catch (NamingException e) {
        LOG.info("Could not create JNDI API context: " + e.toString());
        System.exit(1);
    }

    /*
     * Look up connection factory and queue. If either does not exist, exit.
     */
    try {
        queueConnectionFactory = (QueueConnectionFactory) jndiContext.lookup("QueueConnectionFactory");
        queue = (Queue) jndiContext.lookup(queueName);
    } catch (NamingException e) {
        LOG.info("JNDI API lookup failed: " + e);
        System.exit(1);
    }

    /*
     * Create connection. Create session from connection; false means
     * session is not transacted. Create sender and text message. Send
     * messages, varying text slightly. Send end-of-messages message.
     * Finally, close connection.
     */
    try {
        queueConnection = queueConnectionFactory.createQueueConnection();
        queueSession = queueConnection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
        queueSender = queueSession.createSender(queue);
        message = queueSession.createTextMessage();
        for (int i = 0; i < numMsgs; i++) {
            message.setText("This is message " + (i + 1));
            LOG.info("Sending message: " + message.getText());
            queueSender.send(message);
        }

        /*
         * Send a non-text control message indicating end of messages.
         */
        queueSender.send(queueSession.createMessage());
    } catch (JMSException e) {
        LOG.info("Exception occurred: " + e.toString());
    } finally {
        if (queueConnection != null) {
            try {
                queueConnection.close();
            } catch (JMSException e) {
            }
        }
    }
}

From source file:org.apache.stratos.status.monitor.agent.clients.service.CEPServerClient.java

private static void executeService() throws SQLException {
    int serviceID = MySQLConnectionInitializer.getServiceID(StatusMonitorConstants.CEP);
    AuthConfigBean authConfigBean = StatusMonitorConfigurationBuilder.getAuthConfigBean();

    String userName = authConfigBean.getUserName();
    tcpUserName = userName.replace('@', '!');

    //check whether login success
    if (ServiceLoginClient.loginChecker(StatusMonitorConstants.CEP_HOST, serviceID)) {

        Properties properties = new Properties();
        properties.put(Context.INITIAL_CONTEXT_FACTORY, StatusMonitorAgentConstants.QPID_ICF);
        properties.put(StatusMonitorAgentConstants.CF_NAME_PREFIX + StatusMonitorAgentConstants.CF_NAME,
                getTCPConnectionURL(tcpUserName, authConfigBean.getPassword()));

        InitialContext ctx;/*from w  w  w. ja v  a  2  s . c  o  m*/
        try {
            ctx = new InitialContext(properties);

            // Lookup connection factory
            QueueConnectionFactory connFactory = (QueueConnectionFactory) ctx
                    .lookup(StatusMonitorAgentConstants.CF_NAME);
            QueueConnection queueConnection = connFactory.createQueueConnection();
            queueConnection.start();
            QueueSession queueSession = queueConnection.createQueueSession(false,
                    QueueSession.AUTO_ACKNOWLEDGE);

            // Send message
            Queue queue = queueSession.createQueue(
                    StatusMonitorAgentConstants.QUEUE_NAME_CEP + ";{create:always, node:{durable: True}}");

            // create the message to send
            TextMessage textMessage = queueSession.createTextMessage("Test Message Hello");
            javax.jms.QueueSender queueSender = queueSession.createSender(queue);
            queueSender.setTimeToLive(100000000);

            QueueReceiver queueReceiver = queueSession.createReceiver(queue);
            queueSender.send(textMessage);

            TextMessage message = (TextMessage) queueReceiver.receiveNoWait();
            if (log.isDebugEnabled()) {
                log.debug("Message in the execute() of CEPServer Client: " + message.getText());
            }
            if (message.getText().equals("Test Message Hello")) {
                MySQLConnector.insertStats(serviceID, true);
                MySQLConnector.insertState(serviceID, true, "");
            } else {
                MySQLConnector.insertStats(serviceID, false);
                MySQLConnector.insertState(serviceID, false, "Send or retrieve messages failed");
            }
            queueSender.close();
            queueSession.close();
            queueConnection.close();

        } catch (JMSException e) {
            MySQLConnector.insertStats(serviceID, false);
            MySQLConnector.insertState(serviceID, false, e.getMessage());
            String msg = "JMS Exception in inserting stats into the DB for the CEPServerClient";
            log.warn(msg, e);
        } catch (NamingException e) {
            MySQLConnector.insertStats(serviceID, false);
            MySQLConnector.insertState(serviceID, false, e.getMessage());
            String msg = "Naming Exception in inserting stats into the DB for the CEPServerClient";
            log.warn(msg, e);
        }
    }
}

From source file:org.apache.stratos.status.monitor.agent.clients.service.MessageBrokerServiceClient.java

private static void executeService() throws SQLException {
    int serviceID = MySQLConnectionInitializer.getServiceID(StatusMonitorConstants.MESSAGING);
    AuthConfigBean authConfigBean = StatusMonitorConfigurationBuilder.getAuthConfigBean();

    String userName = authConfigBean.getUserName();
    tcpUserName = userName.replace('@', '!');

    //check whether login success
    if (ServiceLoginClient.loginChecker(StatusMonitorConstants.MESSAGING_HOST, serviceID)) {

        Properties properties = new Properties();
        properties.put(Context.INITIAL_CONTEXT_FACTORY, StatusMonitorAgentConstants.QPID_ICF);
        properties.put(StatusMonitorAgentConstants.CF_NAME_PREFIX + StatusMonitorAgentConstants.CF_NAME,
                getTCPConnectionURL(tcpUserName, authConfigBean.getPassword()));

        if (log.isDebugEnabled()) {
            log.debug("getTCPConnectionURL(username,password) = "
                    + getTCPConnectionURL(tcpUserName, authConfigBean.getPassword()));
        }//from  www .ja  va2s. co  m
        try {
            InitialContext ctx = new InitialContext(properties);
            // Lookup connection factory
            QueueConnectionFactory connFactory = (QueueConnectionFactory) ctx
                    .lookup(StatusMonitorAgentConstants.CF_NAME);
            QueueConnection queueConnection = connFactory.createQueueConnection();
            queueConnection.start();
            QueueSession queueSession = queueConnection.createQueueSession(false,
                    QueueSession.AUTO_ACKNOWLEDGE);

            // Send message
            Queue queue = queueSession.createQueue(
                    StatusMonitorAgentConstants.QUEUE_NAME_MB + ";{create:always, node:{durable: True}}");

            // create the message to send
            TextMessage textMessage = queueSession.createTextMessage("Test Message Hello");
            javax.jms.QueueSender queueSender = queueSession.createSender(queue);
            queueSender.setTimeToLive(100000000);

            QueueReceiver queueReceiver = queueSession.createReceiver(queue);
            queueSender.send(textMessage);

            TextMessage message = (TextMessage) queueReceiver.receiveNoWait();

            if (message.getText().equals("Test Message Hello")) {
                MySQLConnector.insertStats(serviceID, true);
                MySQLConnector.insertState(serviceID, true, "");
            } else {
                MySQLConnector.insertStats(serviceID, false);
                MySQLConnector.insertState(serviceID, false, "Send and retrieve messages failed");
            }
            queueSender.close();
            queueSession.close();
            queueConnection.close();

        } catch (JMSException e) {
            MySQLConnector.insertStats(serviceID, false);
            MySQLConnector.insertState(serviceID, false, e.getMessage());
            String msg = "Exception in executing the client - "
                    + "Status Monitor Agent for MessageBrokerServiceClient";
            log.warn(msg, e);

        } catch (NamingException e) {
            MySQLConnector.insertStats(serviceID, false);
            MySQLConnector.insertState(serviceID, false, e.getMessage());
            String msg = "Naming exception in executing the client - "
                    + "Status Monitor agent for MessageBrokerServiceClient";
            log.warn(msg, e);
        }
    }
}

From source file:org.easybatch.jms.JmsIntegrationTest.java

@Test
public void testJmsRecordWriter() throws Exception {
    Context jndiContext = getJndiContext();
    Queue queue = (Queue) jndiContext.lookup("q");
    QueueConnectionFactory queueConnectionFactory = (QueueConnectionFactory) jndiContext
            .lookup("QueueConnectionFactory");
    QueueConnection queueConnection = queueConnectionFactory.createQueueConnection();
    QueueSession queueSession = queueConnection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
    queueConnection.start();/*from  ww w  . j  av a 2  s.com*/

    String dataSource = "foo" + LINE_SEPARATOR + "bar";

    aNewJob().reader(new StringRecordReader(dataSource)).processor(new JmsMessageTransformer(queueSession))
            .writer(new JmsQueueRecordWriter(queueConnectionFactory, queue)).call();

    // Assert that queue contains 2 messages: "foo" and "bar"
    QueueBrowser queueBrowser = queueSession.createBrowser(queue);
    Enumeration enumeration = queueBrowser.getEnumeration();

    assertThat(enumeration.hasMoreElements()).isTrue();
    TextMessage message1 = (TextMessage) enumeration.nextElement();
    assertThat(message1.getText()).isEqualTo("foo");

    assertThat(enumeration.hasMoreElements()).isTrue();
    TextMessage message2 = (TextMessage) enumeration.nextElement();
    assertThat(message2.getText()).isEqualTo("bar");

    assertThat(enumeration.hasMoreElements()).isFalse();

    queueSession.close();
    queueConnection.close();
}

From source file:org.socraticgrid.taskmanager.TaskManagerImpl.java

/**
 * Queue the message to the task handler.
 *
 * @param msgObject//from  w  ww .j  a va  2s  .  c om
 * @return
 */
private QueueResponse queueMessage(java.io.Serializable msgObject) {
    QueueResponse response = new QueueResponse();
    String taskQ = null;
    QueueConnection queueConnection = null;

    try {
        //Get task queue name & queue factory
        taskQ = PropertyAccessor.getProperty(TASKMANAGER_PROPERTY_FILE, PROPERTY_TASK_QUEUE);
        String taskQFactory = PropertyAccessor.getProperty(TASKMANAGER_PROPERTY_FILE,
                PROPERTY_TASK_QUEUE_FACTORY);

        //Get queue connection
        Context jndiContext = new InitialContext();
        QueueConnectionFactory queueConnectionFactory = (QueueConnectionFactory) jndiContext
                .lookup(taskQFactory);
        Queue queue = (Queue) jndiContext.lookup(taskQ);

        //Create connection session
        queueConnection = queueConnectionFactory.createQueueConnection();
        QueueSession queueSession = queueConnection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
        QueueSender queueSender = queueSession.createSender(queue);

        //Create message
        ObjectMessage message = queueSession.createObjectMessage(msgObject);

        //Send message
        queueSender.send(message);

        //Set response info
        response.ticket = message.getJMSMessageID();
        response.detail = TASK_MESSAGE_SUCCESS;
    } catch (PropertyAccessException pae) {
        String msg = TASK_MESSAGE_FAILURE + ": error accessing task properties in file:"
                + TASKMANAGER_PROPERTY_FILE + ".";
        log.error(msg, pae);
        response.ticket = TASK_MESSAGE_FAILURE_ID;
        response.detail = msg;
    } catch (NamingException ne) {
        String msg = TASK_MESSAGE_FAILURE + ": error creating connection to queue: " + taskQ + ".";
        log.error(msg, ne);
        response.ticket = TASK_MESSAGE_FAILURE_ID;
        response.detail = msg;
    } catch (JMSException jmse) {
        String msg = TASK_MESSAGE_FAILURE + ": error occurred trying to send notificaiton to task queue: "
                + taskQ + ".";
        log.error(msg, jmse);
        response.ticket = TASK_MESSAGE_FAILURE_ID;
        response.detail = msg;
    } finally {
        //Close queue
        if (queueConnection != null) {
            try {
                queueConnection.close();
            } catch (JMSException e) {
            }
        }
    }

    return response;
}

From source file:org.wso2.carbon.andes.core.QueueManagerServiceImpl.java

/**
 * Publish message to given JMS queue/*w w w.ja v  a2s .c  om*/
 *
 * @param nameOfQueue queue name
 * @param userName username
 * @param accessKey access key
 * @param jmsType jms type
 * @param jmsCorrelationID message correlation id
 * @param numberOfMessages number of messages to publish
 * @param message message body
 * @param deliveryMode delivery mode
 * @param priority message priority
 * @param expireTime message expire time
 * @throws QueueManagerException
 */
private void send(String nameOfQueue, String userName, String accessKey, String jmsType,
        String jmsCorrelationID, int numberOfMessages, String message, int deliveryMode, int priority,
        long expireTime) throws QueueManagerException {
    QueueConnectionFactory connFactory;
    QueueConnection queueConnection = null;
    QueueSession queueSession = null;
    QueueSender queueSender = null;
    try {
        Properties properties = new Properties();
        properties.put(Context.INITIAL_CONTEXT_FACTORY, ANDES_ICF);
        properties.put(CF_NAME_PREFIX + CF_NAME, Utils.getTCPConnectionURL(userName, accessKey));
        properties.put(QUEUE_NAME_PREFIX + nameOfQueue, nameOfQueue);
        properties.put(CarbonConstants.REQUEST_BASE_CONTEXT, "true");
        InitialContext ctx = new InitialContext(properties);
        connFactory = (QueueConnectionFactory) ctx.lookup(CF_NAME);
        queueConnection = connFactory.createQueueConnection();
        Queue queue = (Queue) ctx.lookup(nameOfQueue);
        queueSession = queueConnection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
        queueSender = queueSession.createSender(queue);
        queueConnection.start();
        TextMessage textMessage = queueSession.createTextMessage();
        if (queueSender != null && textMessage != null) {
            if (jmsType != null) {
                textMessage.setJMSType(jmsType);
            }
            if (jmsCorrelationID != null) {
                textMessage.setJMSCorrelationID(jmsCorrelationID);
            }

            if (message != null) {
                textMessage.setText(message);
            } else {
                textMessage.setText("Type message here..");
            }

            for (int i = 0; i < numberOfMessages; i++) {
                queueSender.send(textMessage, deliveryMode, priority, expireTime);
            }
        }
    } catch (FileNotFoundException | NamingException | UnknownHostException | XMLStreamException
            | JMSException e) {
        throw new QueueManagerException("Unable to send message.", e);
    } finally {
        try {
            if (queueConnection != null) {
                queueConnection.close();
            }
        } catch (JMSException e) {
            log.error("Unable to close queue connection", e);
        }
        try {
            if (queueSession != null) {
                queueSession.close();
            }
        } catch (JMSException e) {
            log.error("Unable to close queue session", e);
        }
        try {
            if (queueSender != null) {
                queueSender.close();
            }
        } catch (JMSException e) {
            log.error("Unable to close queue sender", e);
        }
    }
}

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

/**
 * This method will publish the data in the test data file to the given queue via ActiveMQ message broker
 *
 * @param queueName             the queue which the messages should be published under
 * @param messageFormat         messageFormat of the test data file
 * @param testCaseFolderName    Testcase folder name which is in the test artifacts folder
 * @param dataFileName          data file name with the extension to be read
 *
 *//*w w  w.  j  ava  2  s  .  co  m*/
public static void publishToQueue(String queueName, String messageFormat, String testCaseFolderName,
        String dataFileName) throws JMSException, IOException, NamingException {

    //create connection
    Properties properties = new Properties();
    properties.load(ClassLoader.getSystemClassLoader().getResourceAsStream("activemq.properties"));
    Context context = new InitialContext(properties);
    QueueConnectionFactory connFactory = (QueueConnectionFactory) context.lookup("ConnectionFactory");
    QueueConnection queueConnection = connFactory.createQueueConnection();
    queueConnection.start();
    Session session = queueConnection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
    Queue queue = session.createQueue(queueName);
    MessageProducer producer = session.createProducer(queue);

    //publish data
    String filePath = getTestDataFileLocation(testCaseFolderName, dataFileName);
    List<String> messagesList = readFile(filePath);
    if (messageFormat.equalsIgnoreCase("map")) {
        publishMapMessages(producer, session, messagesList);
    } else {
        publishTextMessage(producer, session, messagesList);
    }

    //close connection
    producer.close();
    session.close();
    queueConnection.stop();
    queueConnection.close();
}

From source file:org.wso2.carbon.oc.agent.publisher.mb.MBPublisher.java

/**
 * @param queueName   - String mb queue name
 * @param jsonMessage - String mb queue message json string
 *//*from   w w w .  ja va 2 s .  c om*/
public void sendMessages(String queueName, String jsonMessage) {

    try {
        Properties properties = new Properties();
        properties.put(Context.INITIAL_CONTEXT_FACTORY, QPID_ICF);
        properties.put(CF_NAME_PREFIX + CF_NAME, getTCPConnectionURL(username, password));
        properties.put(QUEUE_NAME_PREFIX + queueName, queueName);
        InitialContext ctx = new InitialContext(properties);
        // lookup connection factory
        QueueConnectionFactory connFactory = (QueueConnectionFactory) ctx.lookup(CF_NAME);
        QueueConnection queueConnection = connFactory.createQueueConnection();
        queueConnection.start();
        QueueSession queueSession = queueConnection.createQueueSession(false, QueueSession.AUTO_ACKNOWLEDGE);
        // send message
        Queue queue = (Queue) ctx.lookup(queueName);
        // create the message to send

        TextMessage textMessage = queueSession.createTextMessage(jsonMessage);
        QueueSender queueSender = queueSession.createSender(queue);
        queueSender.send(textMessage);
        queueSender.close();
        queueSession.close();
        queueConnection.close();
    } catch (JMSException e) {
        logger.error("MBPublisher connection down", e);
    } catch (NamingException e) {
        logger.error("Naming error", e);
    }

}

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

public void run() {
    // create queue connection
    QueueConnection queueConnection = null;
    try {/*w  w  w  .j ava 2  s .  c om*/
        queueConnection = queueConnectionFactory.createQueueConnection();

        queueConnection.start();
    } catch (JMSException e) {
        log.info("Can not create queue connection." + e);
        return;
    }
    Session session = null;
    try {

        session = queueConnection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
        Destination destination = session.createQueue(queueName);
        MessageConsumer consumer = session.createConsumer(destination);

        int count = 0;
        long totalLatency = 0;
        long lastTimestamp = System.currentTimeMillis();

        while (active) {
            Message message = consumer.receive(1000);
            if (message != null) {
                //                    if (message instanceof MapMessage) {
                MapMessage mapMessage = (MapMessage) message;
                long currentTime = System.currentTimeMillis();
                long sentTimestamp = (Long) mapMessage.getObject("time");

                totalLatency = totalLatency + (currentTime - sentTimestamp);

                int logCount = 1000;

                if ((count % logCount == 0) && (count > warmUpCount)) {
                    double rate = (logCount * 1000.0d / (System.currentTimeMillis() - lastTimestamp));
                    log.info("Consumer: " + consumerId + " (" + logCount + " received) rate: " + rate
                            + " Latency:" + (totalLatency / (logCount * 1.0d)));
                    //                            log.info("total latency:" + totalLatency);
                    log.info("Total rate: " + (int) (consumers * rate));
                    totalLatency = 0;
                    lastTimestamp = System.currentTimeMillis();
                }
                count++;
            }
        }
        log.info("Finished listening for messages.");

    } catch (JMSException e) {
        log.info("Can not subscribe." + e);
    } finally {
        if (session != null) {
            try {
                session.close();
            } catch (JMSException e) {
                log.error(e);
            }
        }
        try {
            queueConnection.stop();
            queueConnection.close();
        } catch (JMSException e) {
            e.printStackTrace();
        }
    }
}

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

public void run() {
    // create queue connection
    QueueConnection queueConnection = null;
    try {/*from   w w  w.j a  va 2s  . c  om*/
        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);
    }
}