Examples with ScheduledFuture java.util.concurrent.ScheduledFuture used on opensource projects

Example 81 with ScheduledFuture

use of java.util.concurrent.ScheduledFuture in project samza by apache.

the class ScheduleAfterDebounceTime method scheduleAfterDebounceTime.

public synchronized void scheduleAfterDebounceTime(String actionName, long debounceTimeMs, Runnable runnable) {
    // check if this action has been scheduled already
    ScheduledFuture sf = futureHandles.get(actionName);
    if (sf != null && !sf.isDone()) {
        LOG.info("cancel future for " + actionName);
        // attempt to cancel
        if (!sf.cancel(false)) {
            try {
                sf.get(TIMEOUT_MS, TimeUnit.MILLISECONDS);
            } catch (Exception e) {
                // we ignore the exception
                LOG.warn("cancel for action " + actionName + " failed with ", e);
            }
        }
        futureHandles.remove(actionName);
    }
    // schedule a new task
    sf = scheduledExecutorService.schedule(() -> {
        try {
            runnable.run();
            LOG.debug(actionName + " completed successfully.");
        } catch (Throwable t) {
            LOG.error(actionName + " threw an exception.", t);
            if (scheduledTaskFailureCallback != null) {
                scheduledTaskFailureCallback.onError(t);
            }
        }
    }, debounceTimeMs, TimeUnit.MILLISECONDS);
    LOG.info("scheduled " + actionName + " in " + debounceTimeMs);
    futureHandles.put(actionName, sf);
}

Example 82 with ScheduledFuture

use of java.util.concurrent.ScheduledFuture in project samza by apache.

the class TaskCallbackManager method createCallback.

public TaskCallbackImpl createCallback(TaskName taskName, IncomingMessageEnvelope envelope, ReadableCoordinator coordinator) {
    final TaskCallbackImpl callback = new TaskCallbackImpl(listener, taskName, envelope, coordinator, seqNum++, clock.nanoTime());
    if (timer != null) {
        Runnable timerTask = new Runnable() {

            @Override
            public void run() {
                String msg = "Task " + callback.taskName + " callback times out";
                callback.failure(new TaskCallbackTimeoutException(msg));
            }
        };
        ScheduledFuture scheduledFuture = timer.schedule(timerTask, timeout, TimeUnit.MILLISECONDS);
        callback.setScheduledFuture(scheduledFuture);
    }
    return callback;
}

Example 83 with ScheduledFuture

use of java.util.concurrent.ScheduledFuture in project tomee by apache.

the class ManagedScheduledExecutorServiceImpl method scheduleWithFixedDelay.

@Override
public ScheduledFuture<?> scheduleWithFixedDelay(final Runnable command, final long initialDelay, final long delay, final TimeUnit unit) {
    final CURunnable wrapper = new CURunnable(command);
    final ScheduledFuture<?> future = delegate.scheduleWithFixedDelay(wrapper, initialDelay, delay, unit);
    wrapper.taskSubmitted(future, this, command);
    return new CUScheduleFuture<Object>(ScheduledFuture.class.cast(future), wrapper);
}