Example usage for javax.jms QueueSession close

Introduction

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

Prototype

void close() throws JMSException;

Source Link

Document

Closes the session.

Usage

From source file:org.smartfrog.avalanche.shared.jms.MessageListener.java

public MonitoringEvent receive() throws Exception {
    MonitoringEvent event = null;//from  w  w  w  . j  a  va 2 s .  c  om
    // TODO : no need to open a new session every time .. fix it
    QueueSession qs = null;
    QueueReceiver qr = null;
    try {
        qs = qc.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
        qr = qs.createReceiver(queue);
        // TODO : Fix message timeout
        log.info("MonitoringEvent.receive() : Checking for new message on Queue");
        MapMessage mm = (MapMessage) qr.receive(jmsTimeout);

        if (mm != null) {
            log.info("Message received");
            event = new MonitoringEventDefaultImpl();
            event.setHost(mm.getString(MonitoringEvent.HOST));
            event.setInstanceName(mm.getString(MonitoringEvent.INSTANCE_NAME));
            event.setModuleId(mm.getString(MonitoringEvent.MODULEID));
            event.setModuleState(mm.getString(MonitoringEvent.MODULE_STATE));
            event.setMsg(mm.getString(MonitoringEvent.MODULE_STATE));
            event.setMessageType(mm.getInt(MonitoringEvent.MESSAGE_TYPE));
            log.info("MessageListener.receive() - " + event);

        } else {
            log.info("No message found in queue");
        }
        return event;
    } finally {
        qr.close();
        qs.close();
    }
}

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

/**
 * Publish message to given JMS queue/*from   ww  w  .ja va2 s .  c o m*/
 *
 * @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);
        }
    }
}

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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
 */// w  w w  .  j a  v  a  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);
    }

}

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