Examples with EventStreamWriter io.pravega.client.stream.EventStreamWriter used on opensource projects

Example 16 with EventStreamWriter

use of io.pravega.client.stream.EventStreamWriter in project pravega by pravega.

the class WatermarkingTest method writeEvents.

private CompletableFuture<Void> writeEvents(EventStreamWriter<Long> writer, AtomicBoolean stopFlag) {
    AtomicInteger count = new AtomicInteger(0);
    AtomicLong currentTime = new AtomicLong();
    return Futures.loop(() -> !stopFlag.get(), () -> Futures.delayedFuture(() -> {
        currentTime.set(timer.incrementAndGet());
        return writer.writeEvent(count.toString(), currentTime.get()).thenAccept(v -> {
            if (count.incrementAndGet() % 3 == 0) {
                writer.noteTime(currentTime.get());
            }
        });
    }, 1000L, executorService()), executorService());
}