Examples with ConfirmationHandler com.rabbitmq.stream.ConfirmationHandler used on opensource projects

Example 11 with ConfirmationHandler

use of com.rabbitmq.stream.ConfirmationHandler in project rabbitmq-stream-java-client by rabbitmq.

the class StreamProducerTest method newIncarnationOfProducerCanQueryItsLastPublishingId.

@ParameterizedTest
@ValueSource(ints = { 1, 7 })
void newIncarnationOfProducerCanQueryItsLastPublishingId(int subEntrySize) throws Exception {
    Producer p = environment.producerBuilder().name("producer-1").stream(stream).subEntrySize(subEntrySize).build();
    AtomicReference<Producer> producer = new AtomicReference<>(p);
    AtomicLong publishingSequence = new AtomicLong(0);
    AtomicLong lastConfirmed = new AtomicLong(-1);
    ConfirmationHandler confirmationHandler = confirmationStatus -> {
        if (confirmationStatus.isConfirmed()) {
            lastConfirmed.set(confirmationStatus.getMessage().getPublishingId());
        }
    };
    AtomicBoolean canPublish = new AtomicBoolean(true);
    Runnable publish = () -> {
        while (canPublish.get()) {
            producer.get().send(producer.get().messageBuilder().publishingId(publishingSequence.getAndIncrement()).addData(String.valueOf(publishingSequence.get()).getBytes()).build(), confirmationHandler);
        }
    };
    new Thread(publish).start();
    Thread.sleep(1000L);
    canPublish.set(false);
    waitAtMost(10, () -> publishingSequence.get() == lastConfirmed.get() + 1);
    assertThat(lastConfirmed.get()).isPositive();
    producer.get().close();
    p = environment.producerBuilder().name("producer-1").stream(stream).subEntrySize(subEntrySize).build();
    producer.set(p);
    long lastPublishingId = producer.get().getLastPublishingId();
    assertThat(lastPublishingId).isEqualTo(lastConfirmed.get());
    canPublish.set(true);
    new Thread(publish).start();
    Thread.sleep(1000L);
    canPublish.set(false);
    waitAtMost(10, () -> publishingSequence.get() == lastConfirmed.get() + 1);
    assertThat(lastConfirmed.get()).isGreaterThan(lastPublishingId);
    CountDownLatch consumeLatch = new CountDownLatch((int) (lastConfirmed.get() + 1));
    AtomicInteger consumed = new AtomicInteger();
    environment.consumerBuilder().stream(stream).offset(OffsetSpecification.first()).messageHandler((offset, message) -> {
        consumed.incrementAndGet();
        consumeLatch.countDown();
    }).build();
    assertThat(consumeLatch.await(10, TimeUnit.SECONDS)).isTrue();
    Thread.sleep(1000);
    assertThat(consumed.get()).isEqualTo(lastConfirmed.get() + 1);
}

Example 12 with ConfirmationHandler

use of com.rabbitmq.stream.ConfirmationHandler in project rabbitmq-stream-java-client by rabbitmq.

the class StreamProducerTest method messagesShouldBeDeDuplicatedWhenUsingNameAndPublishingId.

@ParameterizedTest
@ValueSource(ints = { 1, 7 })
void messagesShouldBeDeDuplicatedWhenUsingNameAndPublishingId(int subEntrySize) throws Exception {
    int lineCount = 50_000;
    int firstWaveLineCount = lineCount / 5;
    int backwardCount = firstWaveLineCount / 10;
    SortedSet<Integer> document = new TreeSet<>();
    IntStream.range(0, lineCount).forEach(i -> document.add(i));
    Producer producer = environment.producerBuilder().name("producer-1").stream(stream).subEntrySize(subEntrySize).build();
    AtomicReference<CountDownLatch> latch = new AtomicReference<>(new CountDownLatch(firstWaveLineCount));
    ConfirmationHandler confirmationHandler = confirmationStatus -> latch.get().countDown();
    Consumer<Integer> publishMessage = i -> producer.send(producer.messageBuilder().publishingId(i).addData(String.valueOf(i).getBytes()).build(), confirmationHandler);
    document.headSet(firstWaveLineCount).forEach(publishMessage);
    assertThat(latch.get().await(10, TimeUnit.SECONDS)).isTrue();
    latch.set(new CountDownLatch(lineCount - firstWaveLineCount + backwardCount));
    document.tailSet(firstWaveLineCount - backwardCount).forEach(publishMessage);
    assertThat(latch.get().await(5, TimeUnit.SECONDS)).isTrue();
    CountDownLatch consumeLatch = new CountDownLatch(lineCount);
    AtomicInteger consumed = new AtomicInteger();
    environment.consumerBuilder().stream(stream).offset(OffsetSpecification.first()).messageHandler((offset, message) -> {
        consumed.incrementAndGet();
        consumeLatch.countDown();
    }).build();
    assertThat(consumeLatch.await(10, TimeUnit.SECONDS)).isTrue();
    Thread.sleep(1000);
    // if we are using sub-entries, we cannot avoid duplicates.
    // here, a sub-entry in the second wave, right at the end of the re-submitted
    // values will contain those duplicates, because its publishing ID will be
    // the one of its last message, so the server will accept the whole sub-entry,
    // including the duplicates.
    assertThat(consumed.get()).isEqualTo(lineCount + backwardCount % subEntrySize);
}

Example 13 with ConfirmationHandler

use of com.rabbitmq.stream.ConfirmationHandler in project rabbitmq-stream-java-client by rabbitmq.

the class TlsTest method environmentPublisherConsumer.

@Test
void environmentPublisherConsumer() throws Exception {
    try (Environment env = Environment.builder().uri("rabbitmq-stream+tls://localhost").addressResolver(addr -> new Address("localhost", Client.DEFAULT_TLS_PORT)).tls().sslContext(SslContextBuilder.forClient().trustManager(caCertificate()).build()).environmentBuilder().build()) {
        int messageCount = 10_000;
        CountDownLatch latchConfirm = new CountDownLatch(messageCount);
        Producer producer = env.producerBuilder().stream(this.stream).build();
        ConfirmationHandler confirmationHandler = confirmationStatus -> latchConfirm.countDown();
        IntStream.range(0, messageCount).forEach(i -> producer.send(producer.messageBuilder().addData("".getBytes(StandardCharsets.UTF_8)).build(), confirmationHandler));
        assertThat(latchAssert(latchConfirm)).completes();
        CountDownLatch latchConsume = new CountDownLatch(messageCount);
        env.consumerBuilder().stream(this.stream).offset(OffsetSpecification.first()).messageHandler((context, message) -> latchConsume.countDown()).build();
        assertThat(latchAssert(latchConsume)).completes();
    }
}