Example usage for java.util.concurrent ScheduledFuture cancel

Introduction

In this page you can find the example usage for java.util.concurrent ScheduledFuture cancel.

Prototype

boolean cancel(boolean mayInterruptIfRunning);

Source Link

Document

Attempts to cancel execution of this task.

Usage

From source file:edu.umich.robot.util.SimBattery.java

public void stop() {
    ScheduledFuture<?> t = updateTask.getAndSet(null);
    if (t != null)
        t.cancel(false);
}

From source file:org.apache.archiva.indexer.merger.DefaultMergedRemoteIndexesScheduler.java

@Override
public void unschedule(RepositoryGroup repositoryGroup) {
    ScheduledFuture scheduledFuture = scheduledFutureMap.remove(repositoryGroup.getId());
    if (scheduledFuture != null) {
        scheduledFuture.cancel(true);
    }/*from www .  ja  v  a2 s. co  m*/
}

From source file:com.ah.be.license.AeroLicenseTimer.java

/**
 * Stop your defined license timer./*from www . j  a v a  2s  .  com*/
 *
 * @param arg_Timer -
 * @param arg_Future -
 * @return String : the error message
 */
public static String stopLicenseTimer(ScheduledExecutorService arg_Timer, ScheduledFuture<?> arg_Future) {
    try {
        if (!arg_Timer.isShutdown()) {

            if (null != arg_Future) {
                arg_Future.cancel(false);
            }

            // Disable new tasks from being submitted.
            arg_Timer.shutdown();
            try {
                // Wait a while for existing tasks to terminate.
                if (!arg_Timer.awaitTermination(5, TimeUnit.SECONDS)) {
                    // Cancel currently executing tasks.
                    arg_Timer.shutdownNow();

                    // Wait a while for tasks to respond to being canceled.
                    if (!arg_Timer.awaitTermination(5, TimeUnit.SECONDS)) {
                        return "The license timer does not terminate.";
                    }
                }
            } catch (InterruptedException ie) {
                // (Re-)Cancel if current thread also interrupted.
                //arg_Timer.shutdownNow();
            }
        }
    } catch (Exception e) {
        return "There is something wrong with timer stop.";
    }
    return null;
}

From source file:org.apache.james.fetchmail.FetchScheduler.java

@PreDestroy
public void dispose() {
    if (enabled) {
        logger.info("FetchMail dispose...");
        for (ScheduledFuture<?> scheduler1 : schedulers) {
            scheduler1.cancel(false);
        }//w ww .ja  v  a2  s  . co  m
        logger.info("FetchMail ...dispose end");
    }
}

From source file:com.bfd.harpc.heartbeat.HeartBeatManager.java

/**
 * ?heartbeat/*www  . j a v a2s.  c o m*/
 * <p>
 */
public void stopHeartbeatTimer() {
    try {
        ScheduledFuture<?> timer = heatbeatTimer;
        if (timer != null && !timer.isCancelled()) {
            timer.cancel(true);
        }
    } catch (Throwable t) {
        LOGGER.warn(t.getMessage(), t);
    } finally {
        heatbeatTimer = null;
    }
}

From source file:com.github.mrstampy.gameboot.otp.processor.OtpNewKeyRegistry.java

/**
 * Removes the newly generated key for activation.
 *
 * @param key//from   w w  w . j  a va 2  s . com
 *          the key
 * @return the byte[]
 */
@Override
public byte[] remove(AbstractRegistryKey<?> key) {
    byte[] b = super.remove(key);

    ScheduledFuture<?> sf = futures.remove(key);
    if (sf != null)
        sf.cancel(true);

    return b;
}

From source file:ru.jts_dev.gameserver.movement.MovementService.java

public void stopMovement(final GameCharacter character) {
    ScheduledFuture<?> future = tasks.remove(character.getObjectId());
    if (future != null) {
        future.cancel(true);
    }/*from w  w w.  j a v  a 2s  .  c o m*/
}

From source file:com.github.mrstampy.gameboot.otp.processor.OtpNewKeyRegistry.java

/**
 * Puts the newly generated key paired against the {@link SystemId#next()} id
 * value of the clear connection.// w  ww  .j  ava  2  s.c  o m
 *
 * @param key
 *          the key
 * @param value
 *          the value
 */
@Override
public void put(AbstractRegistryKey<?> key, byte[] value) {
    ScheduledFuture<?> sf = futures.remove(key);
    if (sf != null)
        sf.cancel(true);

    super.put(key, value);

    sf = svc.schedule(() -> cleanup(key), newKeyExpiry, TimeUnit.SECONDS);
    futures.put(key, sf);
}

From source file:com.github.mrstampy.gameboot.web.HttpSessionRegistry.java

private void stopCleanup(AbstractRegistryKey<?> key) {
    ScheduledFuture<?> sf = futures.remove(key);
    if (sf != null)
        sf.cancel(true);
}

From source file:com.github.mrstampy.gameboot.web.HttpSessionRegistry.java

private void scheduleCleanup(AbstractRegistryKey<?> key, HttpSession value) {
    ScheduledFuture<?> sf = futures.remove(key);
    if (sf != null)
        sf.cancel(true);

    super.put(key, value);

    sf = svc.schedule(() -> cleanup(key, value), expiry, TimeUnit.SECONDS);
    futures.put(key, sf);/* w w w  .j a v a  2  s .c o m*/
}