Example usage for javax.management.timer Timer stop

Introduction

In this page you can find the example usage for javax.management.timer Timer stop.

Prototype

public synchronized void stop() 

Source Link

Document

Stops the timer.

Usage

From source file:org.accada.epcis.repository.query.QuerySubscriptionScheduled.java

/**
 * This method is handles a notification when the Timer for the schedule
 * times out.//from  ww  w  .ja  v  a 2 s.co  m
 * 
 * @see javax.management.NotificationListener#handleNotification(javax.management.Notification,
 *      java.lang.Object)
 * @param pNotification
 *            The Notification.
 * @param pHandback
 *            A Timer stating the time when the Notification should be
 *            invoked.
 */
public void handleNotification(final Notification pNotification, final Object pHandback) {
    if (pHandback == null) {
        LOG.error("The timer stating the next scheduled query execution time is null!");
        return;
    }
    Timer timer = (Timer) pHandback;

    if (!doItAgain.booleanValue()) {
        timer.stop();
    } else {
        // execute the query and determine next scheduled execution time
        executeQuery();
        setNextScheduledExecutionTime(timer);
    }
}

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From source file:org.accada.epcis.repository.query.QuerySubscriptionTriggered.java

/**
 * {@inheritDoc} First checks on the trigger condition: if fulfilled then
 * execute Query.//from  w  w  w. jav  a2  s . c om
 * 
 * @see org.accada.epcis.repository.query.QuerySubscriptionScheduled#handleNotification(javax.management.Notification,
 *      java.lang.Object)
 */
@Override
public void handleNotification(final Notification pNotification, final Object pHandback) {
    if (pHandback == null) {
        LOG.error("The timer stating the next scheduled query execution time is null!");
        return;
    }
    Timer timer = (Timer) pHandback;

    if (!doItAgain.booleanValue()) {
        timer.stop();
    } else {
        try {
            LOG.debug("Checking trigger condition ...");
            String queryName = "SimpleEventQuery";
            QueryParams params = new QueryParams();

            // add MATCH_anyEPC query param
            QueryParam param = new QueryParam();
            param.setName("MATCH_anyEPC");
            ArrayOfString strings = new ArrayOfString();
            strings.getString().add(trigger);
            param.setValue(strings);
            params.getParam().add(param);

            // add GE_recordTime query param
            param = new QueryParam();
            param.setName("GE_recordTime");
            param.setValue(initialRecordTime);
            params.getParam().add(param);

            // send the query
            Poll poll = new Poll();
            poll.setParams(params);
            poll.setQueryName(queryName);
            QueryResults results = executePoll(poll);
            if (results.getResultsBody().getEventList() != null) {
                LOG.debug("Trigger condition fulfilled!");
                LOG.debug("Executing subscribed query associated with trigger event ...");
                super.executeQuery();
                LOG.debug("Triggered query successfully executed!");
            }
        } catch (Exception e) {
            String msg = "An error occurred while checking trigger condition for query with subscriptionID '"
                    + subscriptionID + "': " + e.getMessage();
            LOG.error(msg, e);
        }

        // determine next scheduled execution time
        setNextScheduledExecutionTime(timer);
    }
}

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From source file:org.fosstrak.epcis.repository.query.QuerySubscriptionTriggered.java

/**
 * {@inheritDoc} First checks on the trigger condition: if fulfilled then
 * execute Query.// w  ww  .j  av  a  2s.  c o  m
 * 
 * @see org.fosstrak.epcis.repository.query.QuerySubscriptionScheduled#handleNotification(javax.management.Notification,
 *      java.lang.Object)
 */
@Override
public void handleNotification(final Notification pNotification, final Object pHandback) {
    if (pHandback == null) {
        LOG.error("The timer stating the next scheduled query execution time is null!");
        return;
    }
    Timer timer = (Timer) pHandback;

    if (!doItAgain.booleanValue()) {
        timer.stop();
    } else {
        try {
            LOG.debug("Checking trigger condition ...");
            String queryName = "SimpleEventQuery";
            QueryParams params = new QueryParams();

            // add MATCH_anyEPC query param
            QueryParam param = new QueryParam();
            param.setName("MATCH_anyEPC");
            ArrayOfString strings = new ArrayOfString();
            strings.getString().add(trigger);
            param.setValue(strings);
            params.getParam().add(param);

            // add GE_recordTime query param
            param = new QueryParam();
            param.setName("GE_recordTime");
            param.setValue(initialRecordTime);
            params.getParam().add(param);

            // send the query
            Poll poll = new Poll();
            poll.setParams(params);
            poll.setQueryName(queryName);
            QueryResults results = executePoll(poll);
            if (results != null && results.getResultsBody() != null
                    && results.getResultsBody().getEventList() != null) {
                LOG.debug("Trigger condition fulfilled!");
                LOG.debug("Executing subscribed query associated with trigger event ...");
                super.executeQuery();
                LOG.debug("Triggered query successfully executed!");
            }
        } catch (Exception e) {
            String msg = "An error occurred while checking trigger condition for query with subscriptionID '"
                    + subscriptionID + "': " + e.getMessage();
            LOG.error(msg, e);
        }

        // determine next scheduled execution time
        setNextScheduledExecutionTime(timer);
    }
}

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