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BoundedQueueSource API

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This commit is contained in:
Sean Glover 2020-10-21 17:34:28 -04:00
parent 708f8b870c
commit 779161d556
11 changed files with 358 additions and 115 deletions
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38
akka-docs/src/test/java/jdocs/stream/IntegrationDocTest.java
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@ -765,6 +765,44 @@ public class IntegrationDocTest extends AbstractJavaTest {
};
}
@Test
public void illustrateSynchronousSourceQueue() throws Exception {
new TestKit(system) {
{
// #source-queue-synchronous
int bufferSize = 10;
int elementsToProcess = 5;
BoundedSourceQueue<Integer> sourceQueue =
Source.<Integer>queue(bufferSize)
.throttle(elementsToProcess, Duration.ofSeconds(3))
.map(x -> x * x)
.to(Sink.foreach(x -> System.out.println("got: " + x)))
.run(system);
List<Integer> fastElements = Arrays.asList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
fastElements.stream()
.forEach(
x -> {
QueueOfferResult result = sourceQueue.offer(x);
if (result == QueueOfferResult.enqueued()) {
System.out.println("enqueued " + x);
} else if (result == QueueOfferResult.dropped()) {
System.out.println("dropped " + x);
} else if (result instanceof QueueOfferResult.Failure) {
QueueOfferResult.Failure failure = (QueueOfferResult.Failure) result;
System.out.println("Offer failed " + failure.cause().getMessage());
} else if (result instanceof QueueOfferResult.QueueClosed$) {
System.out.println("Bounded Source Queue closed");
}
});
// #source-queue-synchronous
}
};
}
@Test
public void illustrateSourceActorRef() throws Exception {
new TestKit(system) {