Examples with TbPackProcessingContext org.thingsboard.server.service.queue.TbPackProcessingContext used on opensource projects

Example 1 with TbPackProcessingContext

use of org.thingsboard.server.service.queue.TbPackProcessingContext in project thingsboard by thingsboard.

the class AbstractConsumerService method launchNotificationsConsumer.

protected void launchNotificationsConsumer() {
    notificationsConsumerExecutor.submit(() -> {
        while (!stopped) {
            try {
                List<TbProtoQueueMsg<N>> msgs = nfConsumer.poll(getNotificationPollDuration());
                if (msgs.isEmpty()) {
                    continue;
                }
                ConcurrentMap<UUID, TbProtoQueueMsg<N>> pendingMap = msgs.stream().collect(Collectors.toConcurrentMap(s -> UUID.randomUUID(), Function.identity()));
                CountDownLatch processingTimeoutLatch = new CountDownLatch(1);
                TbPackProcessingContext<TbProtoQueueMsg<N>> ctx = new TbPackProcessingContext<>(processingTimeoutLatch, pendingMap, new ConcurrentHashMap<>());
                pendingMap.forEach((id, msg) -> {
                    log.trace("[{}] Creating notification callback for message: {}", id, msg.getValue());
                    TbCallback callback = new TbPackCallback<>(id, ctx);
                    try {
                        handleNotification(id, msg, callback);
                    } catch (Throwable e) {
                        log.warn("[{}] Failed to process notification: {}", id, msg, e);
                        callback.onFailure(e);
                    }
                });
                if (!processingTimeoutLatch.await(getNotificationPackProcessingTimeout(), TimeUnit.MILLISECONDS)) {
                    ctx.getAckMap().forEach((id, msg) -> log.warn("[{}] Timeout to process notification: {}", id, msg.getValue()));
                    ctx.getFailedMap().forEach((id, msg) -> log.warn("[{}] Failed to process notification: {}", id, msg.getValue()));
                }
                nfConsumer.commit();
            } catch (Exception e) {
                if (!stopped) {
                    log.warn("Failed to obtain notifications from queue.", e);
                    try {
                        Thread.sleep(getNotificationPollDuration());
                    } catch (InterruptedException e2) {
                        log.trace("Failed to wait until the server has capacity to handle new notifications", e2);
                    }
                }
            }
        }
        log.info("TB Notifications Consumer stopped.");
    });
}