Examples with Message org.apache.pulsar.client.api.Message used on opensource projects

Example 71 with Message

use of org.apache.pulsar.client.api.Message in project incubator-pulsar by apache.

the class TopicTerminationTest method testSimpleTerminationReaderListener.

@Test(timeOut = 20000)
public void testSimpleTerminationReaderListener() throws Exception {
    Producer<byte[]> producer = pulsarClient.newProducer().topic(topicName).create();
    CountDownLatch latch = new CountDownLatch(1);
    Reader<byte[]> reader = pulsarClient.newReader().topic(topicName).startMessageId(MessageId.latest).readerListener(new ReaderListener<byte[]>() {

        @Override
        public void received(Reader<byte[]> reader, Message<byte[]> msg) {
        // do nothing
        }

        @Override
        public void reachedEndOfTopic(Reader<byte[]> reader) {
            latch.countDown();
            assertTrue(reader.hasReachedEndOfTopic());
        }
    }).create();
    /* MessageId msgId1 = */
    producer.send("test-msg-1".getBytes());
    /* MessageId msgId2 = */
    producer.send("test-msg-2".getBytes());
    MessageId msgId3 = producer.send("test-msg-3".getBytes());
    Thread.sleep(100);
    assertFalse(reader.hasReachedEndOfTopic());
    MessageId lastMessageId = admin.persistentTopics().terminateTopicAsync(topicName).get();
    assertEquals(lastMessageId, msgId3);
    assertTrue(latch.await(3, TimeUnit.SECONDS));
    assertTrue(reader.hasReachedEndOfTopic());
}

Example 72 with Message

use of org.apache.pulsar.client.api.Message in project incubator-pulsar by apache.

the class AdminApiTest method persistentTopicsInvalidCursorReset.

@Test
public void persistentTopicsInvalidCursorReset() throws Exception {
    admin.namespaces().setRetention("prop-xyz/use/ns1", new RetentionPolicies(10, 10));
    assertEquals(admin.persistentTopics().getList("prop-xyz/use/ns1"), Lists.newArrayList());
    String topicName = "persistent://prop-xyz/use/ns1/invalidcursorreset";
    // Force to create a topic
    publishMessagesOnPersistentTopic(topicName, 0);
    assertEquals(admin.persistentTopics().getList("prop-xyz/use/ns1"), Lists.newArrayList(topicName));
    // create consumer and subscription
    URL pulsarUrl = new URL("http://127.0.0.1" + ":" + BROKER_WEBSERVICE_PORT);
    PulsarClient client = PulsarClient.builder().serviceUrl(pulsarUrl.toString()).statsInterval(0, TimeUnit.SECONDS).build();
    Consumer<byte[]> consumer = client.newConsumer().topic(topicName).subscriptionName("my-sub").subscriptionType(SubscriptionType.Exclusive).subscribe();
    assertEquals(admin.persistentTopics().getSubscriptions(topicName), Lists.newArrayList("my-sub"));
    publishMessagesOnPersistentTopic(topicName, 10);
    List<Message<byte[]>> messages = admin.persistentTopics().peekMessages(topicName, "my-sub", 10);
    assertEquals(messages.size(), 10);
    for (int i = 0; i < 10; i++) {
        Message<byte[]> message = consumer.receive();
        consumer.acknowledge(message);
    }
    // use invalid timestamp
    try {
        admin.persistentTopics().resetCursor(topicName, "my-sub", System.currentTimeMillis() - 190000);
    } catch (Exception e) {
        // fail the test
        throw e;
    }
    admin.persistentTopics().resetCursor(topicName, "my-sub", System.currentTimeMillis() + 90000);
    consumer = client.newConsumer().topic(topicName).subscriptionName("my-sub").subscribe();
    consumer.close();
    client.close();
    admin.persistentTopics().deleteSubscription(topicName, "my-sub");
    assertEquals(admin.persistentTopics().getSubscriptions(topicName), Lists.newArrayList());
    admin.persistentTopics().delete(topicName);
}