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:org.openhab.binding.amazonechocontrol.handler.FlashBriefingProfileHandler.java

@Override
public void handleCommand(ChannelUID channelUID, Command command) {
    AccountHandler accountHandler = this.accountHandler;
    if (accountHandler == null) {
        return;// w ww  .  j a  v  a  2 s  . c  om
    }
    int waitForUpdate = -1;

    ScheduledFuture<?> updateStateJob = this.updateStateJob;
    this.updateStateJob = null;
    if (updateStateJob != null) {
        updateStateJob.cancel(false);
    }
    try {
        String channelId = channelUID.getId();
        if (command instanceof RefreshType) {
            waitForUpdate = 0;
        }
        if (channelId.equals(CHANNEL_SAVE)) {
            if (command.equals(OnOffType.ON)) {
                saveCurrentProfile(accountHandler);
                waitForUpdate = 500;
            }
        }
        if (channelId.equals(CHANNEL_ACTIVE)) {
            if (command.equals(OnOffType.ON)) {
                String currentConfigurationJson = this.currentConfigurationJson;
                if (!currentConfigurationJson.isEmpty()) {
                    accountHandler.setEnabledFlashBriefingsJson(currentConfigurationJson);
                    updateState(CHANNEL_ACTIVE, OnOffType.ON);
                    waitForUpdate = 500;
                }
            }
        }
        if (channelId.equals(CHANNEL_PLAY_ON_DEVICE)) {
            if (command instanceof StringType) {
                String deviceSerialOrName = ((StringType) command).toFullString();
                String currentConfigurationJson = this.currentConfigurationJson;
                if (!currentConfigurationJson.isEmpty()) {
                    String old = accountHandler.getEnabledFlashBriefingsJson();
                    accountHandler.setEnabledFlashBriefingsJson(currentConfigurationJson);
                    Device device = accountHandler.findDeviceJsonBySerialOrName(deviceSerialOrName);
                    if (device == null) {
                        logger.warn("Device '{}' not found", deviceSerialOrName);
                    } else {
                        @Nullable
                        Connection connection = accountHandler.findConnection();
                        if (connection == null) {
                            logger.warn("Connection for '{}' not found",
                                    accountHandler.getThing().getUID().getId());
                        } else {
                            connection.executeSequenceCommand(device, "Alexa.FlashBriefing.Play", null);

                            scheduler.schedule(() -> accountHandler.setEnabledFlashBriefingsJson(old), 1000,
                                    TimeUnit.MILLISECONDS);

                            updateState(CHANNEL_ACTIVE, OnOffType.ON);
                        }
                    }
                    updatePlayOnDevice = true;
                    waitForUpdate = 1000;
                }
            }
        }
    } catch (IOException | URISyntaxException e) {
        logger.warn("Handle command failed {}", e);
    }
    if (waitForUpdate >= 0) {
        this.updateStateJob = scheduler.schedule(() -> accountHandler.updateFlashBriefingHandlers(),
                waitForUpdate, TimeUnit.MILLISECONDS);
    }
}

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From source file:io.gravitee.gateway.services.apikeyscache.ApiKeysCacheService.java

private void stopRefresher(Api api) {
    ScheduledFuture scheduledFuture = scheduledTasks.remove(api);
    if (scheduledFuture != null) {
        if (!scheduledFuture.isCancelled()) {
            LOGGER.info("Stop api-keys refresher");
            scheduledFuture.cancel(true);
        } else {// w ww. ja  va  2 s  .c  om
            LOGGER.info("API-key refresher already shutdown");
        }
    }
}

---

From source file:org.hyperic.hq.notifications.EndpointQueue.java

public NotificationEndpoint unregister(String regID) {
    AccumulatedRegistrationData data = null;
    synchronized (registrationData) {
        // don't delete the data, we want to be able to access the endpoint by registrationId
        data = registrationData.get(regID);
        if (data == null || !data.isValid()) {
            if (log.isDebugEnabled()) {
                log.debug((data == null ? "No queue assigned" : "Queue is already invalid") + " for regId: "
                        + regID);//from   w w  w .  java 2 s . com
            }
            return null;
        }
        numConsumers.decrementAndGet();
        data.markInvalid();
        data.clear();
        final ScheduledFuture<?> schedule = data.getSchedule();
        if (schedule != null) {
            schedule.cancel(true);
        }
        if (log.isDebugEnabled()) {
            log.debug("Removing the queue assigned for regId: " + regID);
        }
    }
    return data.getNotificationEndpoint();
}

---

From source file:org.apache.hadoop.hbase.ChoreService.java

/**
 * @param chore The Chore to be rescheduled. If the chore is not scheduled with this ChoreService
 *          yet then this call is equivalent to a call to scheduleChore.
 *///from w  ww . ja  v  a2  s .  c om
private synchronized void rescheduleChore(ScheduledChore chore) {
    if (chore == null)
        return;

    if (scheduledChores.containsKey(chore)) {
        ScheduledFuture<?> future = scheduledChores.get(chore);
        future.cancel(false);
    }
    scheduleChore(chore);
}

---

From source file:org.apache.hadoop.hbase.ChoreService.java

@Override
public synchronized void cancelChore(ScheduledChore chore, boolean mayInterruptIfRunning) {
    if (chore != null && scheduledChores.containsKey(chore)) {
        ScheduledFuture<?> future = scheduledChores.get(chore);
        future.cancel(mayInterruptIfRunning);
        scheduledChores.remove(chore);/*from  www  .jav a2s .c  o  m*/

        // Removing a chore that was missing its start time means it may be possible
        // to reduce the number of threads
        if (choresMissingStartTime.containsKey(chore)) {
            choresMissingStartTime.remove(chore);
            requestCorePoolDecrease();
        }
    }
}

---

From source file:org.eclipse.nebula.widgets.nattable.blink.BlinkLayer.java

@Override
public LabelStack getConfigLabelsByPosition(int columnPosition, int rowPosition) {
    if (!blinkingEnabled) {
        return getUnderlyingLayer().getConfigLabelsByPosition(columnPosition, rowPosition);
    }/*from ww w .j  a v  a  2  s.c  o m*/

    ILayerCell cell = underlyingLayer.getCellByPosition(columnPosition, rowPosition);

    int columnIndex = getUnderlyingLayer().getColumnIndexByPosition(columnPosition);
    String columnProperty = columnPropertyResolver.getColumnProperty(columnIndex);

    int rowIndex = getUnderlyingLayer().getRowIndexByPosition(rowPosition);
    String rowId = rowIdAccessor.getRowId(rowDataProvider.getRowObject(rowIndex)).toString();

    String key = updateEventsCache.getKey(columnProperty, rowId);

    LabelStack underlyingLabelStack = getUnderlyingLayer().getConfigLabelsByPosition(columnPosition,
            rowPosition);

    // Cell has been updated
    if (updateEventsCache.isUpdated(key)) {
        PropertyUpdateEvent<T> event = updateEventsCache.getEvent(key);

        // Old update in middle of a blink - cancel it
        ScheduledFuture<?> scheduledFuture = blinkingTasks.remove(key);
        blinkingUpdates.remove(key);
        if (scheduledFuture != null) {
            scheduledFuture.cancel(true);
        }

        LabelStack blinkingConfigTypes = resolveConfigTypes(cell, event.getOldValue(), event.getNewValue());

        // start blinking cell
        if (blinkingConfigTypes != null) {
            Runnable stopBlinkTask = getStopBlinkTask(key, this);
            blinkingUpdates.put(key, event);
            updateEventsCache.remove(key);
            blinkingTasks.put(key,
                    scheduler.schedule(stopBlinkTask, blinkDurationInMilis, TimeUnit.MILLISECONDS));
            return blinkingConfigTypes;
        } else {
            return new LabelStack();
        }
    }
    // Previous blink timer is still running
    if (blinkingUpdates.containsKey(key)) {
        PropertyUpdateEvent<T> event = blinkingUpdates.get(key);
        return resolveConfigTypes(cell, event.getOldValue(), event.getNewValue());

    }
    return underlyingLabelStack;
}

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From source file:org.openhab.binding.astro.internal.handler.AstroThingHandler.java

/**
 * Stops all jobs for this thing.//from   ww w.  j  av  a  2s  .c o m
 */
private void stopJobs() {
    logger.debug("Stopping scheduled jobs for thing {}", getThing().getUID());
    monitor.lock();
    try {
        if (cronScheduler != null) {
            if (dailyJob != null) {
                dailyJob.cancel(true);
            }
            dailyJob = null;
        }
        for (ScheduledFuture<?> future : scheduledFutures) {
            if (!future.isDone()) {
                future.cancel(true);
            }
        }
        scheduledFutures.clear();
    } catch (Exception ex) {
        logger.error("{}", ex.getMessage(), ex);
    } finally {
        monitor.unlock();
    }
}

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From source file:com.alibaba.cobar.client.datasources.ha.FailoverHotSwapDataSourceCreator.java

public void destroy() throws Exception {

    for (Map.Entry<ScheduledFuture<?>, ScheduledExecutorService> e : schedulerFutures.entrySet()) {
        ScheduledFuture<?> future = e.getKey();
        ScheduledExecutorService scheduler = e.getValue();
        future.cancel(true);
        shutdownExecutor(scheduler);/*from www.  ja  va  2  s . co m*/
    }

    for (ExecutorService executor : jobExecutorRegistry) {
        shutdownExecutor(executor);
    }
}

---

From source file:org.apache.rya.benchmark.periodic.KafkaLatencyBenchmark.java

private void cancelAllScheduledTasks() {
    logger.info("Canceling all tasks");
    for (final ScheduledFuture<?> task : futureList) {
        task.cancel(false);
    }//from   w  w w.j  a  va  2s . co m
    futureList.clear();
}

---

From source file:cn.vko.cache.dao.ha.FailoverHotSwapDataSourceCreator.java

@Override
public void destroy() throws Exception {
    for (Map.Entry<ScheduledFuture<?>, ScheduledExecutorService> e : schedulerFutures.entrySet()) {
        ScheduledFuture<?> future = e.getKey();
        ScheduledExecutorService scheduler = e.getValue();
        future.cancel(true);
        shutdownExecutor(scheduler);/*ww w  .  ja va  2s  .co m*/
    }

    for (ExecutorService executor : jobExecutorRegistry) {
        shutdownExecutor(executor);
    }
}

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