Examples with ConsumerConfiguration com.yahoo.pulsar.client.api.ConsumerConfiguration used on opensource projects

Example 71 with ConsumerConfiguration

use of com.yahoo.pulsar.client.api.ConsumerConfiguration in project pulsar by yahoo.

the class PersistentTopicE2ETest method testGracefulClose.

@Test(enabled = false)
public // TODO: enable this after java client supports graceful close
void testGracefulClose() throws Exception {
    final String topicName = "persistent://prop/use/ns-abc/topic4";
    final String subName = "sub4";
    Producer producer = pulsarClient.createProducer(topicName);
    Thread.sleep(ASYNC_EVENT_COMPLETION_WAIT);
    PersistentTopic topicRef = (PersistentTopic) pulsar.getBrokerService().getTopicReference(topicName);
    assertNotNull(topicRef);
    ExecutorService executor = Executors.newCachedThreadPool();
    CountDownLatch latch = new CountDownLatch(1);
    executor.submit(() -> {
        for (int i = 0; i < 10; i++) {
            String message = "my-message-" + i;
            producer.send(message.getBytes());
        }
        latch.countDown();
        return null;
    });
    producer.close();
    // 1. verify there are no pending publish acks once the producer close
    // is completed on client
    assertEquals(topicRef.getProducers().values().iterator().next().getPendingPublishAcks(), 0);
    // safety latch in case of failure,
    // wait for the spawned thread to complete
    latch.await();
    ConsumerConfiguration conf = new ConsumerConfiguration();
    conf.setSubscriptionType(SubscriptionType.Exclusive);
    Consumer consumer = pulsarClient.subscribe(topicName, subName, conf);
    PersistentSubscription subRef = topicRef.getPersistentSubscription(subName);
    assertNotNull(subRef);
    Message msg = null;
    for (int i = 0; i < 10; i++) {
        msg = consumer.receive();
    }
    // message acks
    try {
        consumer.close();
        fail("should have failed");
    } catch (IllegalStateException e) {
    // Expected - messages not acked
    }
    consumer.acknowledgeCumulative(msg);
    Thread.sleep(ASYNC_EVENT_COMPLETION_WAIT);
    // 3. verify consumer close succeeds once all messages are ack'ed
    consumer.close();
    Thread.sleep(ASYNC_EVENT_COMPLETION_WAIT);
    assertTrue(subRef.getDispatcher().isConsumerConnected());
}

Example 72 with ConsumerConfiguration

use of com.yahoo.pulsar.client.api.ConsumerConfiguration in project pulsar by yahoo.

the class PersistentTopicE2ETest method testSubscriptionTypeTransitions.

@Test
public void testSubscriptionTypeTransitions() throws Exception {
    final String topicName = "persistent://prop/use/ns-abc/shared-topic2";
    final String subName = "sub2";
    ConsumerConfiguration conf1 = new ConsumerConfiguration();
    conf1.setSubscriptionType(SubscriptionType.Exclusive);
    ConsumerConfiguration conf2 = new ConsumerConfiguration();
    conf2.setSubscriptionType(SubscriptionType.Shared);
    ConsumerConfiguration conf3 = new ConsumerConfiguration();
    conf3.setSubscriptionType(SubscriptionType.Failover);
    Consumer consumer1 = pulsarClient.subscribe(topicName, subName, conf1);
    Consumer consumer2 = null;
    Consumer consumer3 = null;
    PersistentTopic topicRef = (PersistentTopic) pulsar.getBrokerService().getTopicReference(topicName);
    PersistentSubscription subRef = topicRef.getPersistentSubscription(subName);
    // 1. shared consumer on an exclusive sub fails
    try {
        consumer2 = pulsarClient.subscribe(topicName, subName, conf2);
        fail("should have failed");
    } catch (PulsarClientException e) {
        assertTrue(e.getMessage().contains("Subscription is of different type"));
    }
    // 2. failover consumer on an exclusive sub fails
    try {
        consumer3 = pulsarClient.subscribe(topicName, subName, conf3);
        fail("should have failed");
    } catch (PulsarClientException e) {
        assertTrue(e.getMessage().contains("Subscription is of different type"));
    }
    // 3. disconnected sub can be converted in shared
    consumer1.close();
    try {
        consumer2 = pulsarClient.subscribe(topicName, subName, conf2);
        assertEquals(subRef.getDispatcher().getType(), SubType.Shared);
    } catch (PulsarClientException e) {
        fail("should not fail");
    }
    // 4. exclusive fails on shared sub
    try {
        consumer1 = pulsarClient.subscribe(topicName, subName, conf1);
        fail("should have failed");
    } catch (PulsarClientException e) {
        assertTrue(e.getMessage().contains("Subscription is of different type"));
    }
    // 5. disconnected sub can be converted in failover
    consumer2.close();
    try {
        consumer3 = pulsarClient.subscribe(topicName, subName, conf3);
        assertEquals(subRef.getDispatcher().getType(), SubType.Failover);
    } catch (PulsarClientException e) {
        fail("should not fail");
    }
    // 5. exclusive consumer can connect after failover disconnects
    consumer3.close();
    try {
        consumer1 = pulsarClient.subscribe(topicName, subName, conf1);
        assertEquals(subRef.getDispatcher().getType(), SubType.Exclusive);
    } catch (PulsarClientException e) {
        fail("should not fail");
    }
    consumer1.close();
    admin.persistentTopics().delete(topicName);
}

Example 73 with ConsumerConfiguration

use of com.yahoo.pulsar.client.api.ConsumerConfiguration in project pulsar by yahoo.

the class PersistentTopicE2ETest method testMessageExpiry.

@Test
public void testMessageExpiry() throws Exception {
    int messageTTLSecs = 1;
    String namespaceName = "prop/use/expiry-check";
    admin.namespaces().createNamespace(namespaceName);
    admin.namespaces().setNamespaceMessageTTL(namespaceName, messageTTLSecs);
    final String topicName = "persistent://prop/use/expiry-check/topic1";
    final String subName = "sub1";
    final int numMsgs = 10;
    ConsumerConfiguration conf = new ConsumerConfiguration();
    conf.setSubscriptionType(SubscriptionType.Exclusive);
    Consumer consumer = pulsarClient.subscribe(topicName, subName, conf);
    PersistentTopic topicRef = (PersistentTopic) pulsar.getBrokerService().getTopicReference(topicName);
    PersistentSubscription subRef = topicRef.getPersistentSubscription(subName);
    consumer.close();
    assertFalse(subRef.getDispatcher().isConsumerConnected());
    Producer producer = pulsarClient.createProducer(topicName);
    for (int i = 0; i < numMsgs; i++) {
        String message = "my-message-" + i;
        producer.send(message.getBytes());
    }
    rolloverPerIntervalStats();
    assertEquals(subRef.getNumberOfEntriesInBacklog(), numMsgs);
    Thread.sleep(TimeUnit.SECONDS.toMillis(messageTTLSecs));
    runMessageExpiryCheck();
    // 1. check all messages expired for this unconnected subscription
    assertEquals(subRef.getNumberOfEntriesInBacklog(), 0);
    // clean-up
    producer.close();
    consumer.close();
    admin.persistentTopics().deleteSubscription(topicName, subName);
    admin.persistentTopics().delete(topicName);
    admin.namespaces().deleteNamespace(namespaceName);
}

Example 74 with ConsumerConfiguration

use of com.yahoo.pulsar.client.api.ConsumerConfiguration in project pulsar by yahoo.

the class PersistentTopicE2ETest method testReceiveWithTimeout.

@Test
public void testReceiveWithTimeout() throws Exception {
    final String topicName = "persistent://prop/use/ns-abc/topic-receive-timeout";
    final String subName = "sub";
    ConsumerConfiguration conf = new ConsumerConfiguration();
    conf.setSubscriptionType(SubscriptionType.Exclusive);
    conf.setReceiverQueueSize(1000);
    ConsumerImpl consumer = (ConsumerImpl) pulsarClient.subscribe(topicName, subName, conf);
    Producer producer = pulsarClient.createProducer(topicName);
    assertEquals(consumer.getAvailablePermits(), 0);
    Message msg = consumer.receive(10, TimeUnit.MILLISECONDS);
    assertNull(msg);
    assertEquals(consumer.getAvailablePermits(), 0);
    producer.send("test".getBytes());
    Thread.sleep(100);
    assertEquals(consumer.getAvailablePermits(), 0);
    msg = consumer.receive(10, TimeUnit.MILLISECONDS);
    assertNotNull(msg);
    assertEquals(consumer.getAvailablePermits(), 1);
    msg = consumer.receive(10, TimeUnit.MILLISECONDS);
    assertNull(msg);
    assertEquals(consumer.getAvailablePermits(), 1);
}

Example 75 with ConsumerConfiguration

use of com.yahoo.pulsar.client.api.ConsumerConfiguration in project pulsar by yahoo.

the class PersistentTopicE2ETest method testTopicDeleteWithDisconnectedSubscription.

@Test
public void testTopicDeleteWithDisconnectedSubscription() throws Exception {
    final String topicName = "persistent://prop/use/ns-abc/topic8";
    final String subName = "sub1";
    ConsumerConfiguration conf = new ConsumerConfiguration();
    conf.setSubscriptionType(SubscriptionType.Exclusive);
    // 1. client connect
    Consumer consumer = pulsarClient.subscribe(topicName, subName, conf);
    PersistentTopic topicRef = (PersistentTopic) pulsar.getBrokerService().getTopicReference(topicName);
    PersistentSubscription subRef = topicRef.getPersistentSubscription(subName);
    assertNotNull(topicRef);
    assertNotNull(subRef);
    assertTrue(subRef.getDispatcher().isConsumerConnected());
    // 2. client disconnect
    consumer.close();
    assertFalse(subRef.getDispatcher().isConsumerConnected());
    // 3. delete topic
    admin.persistentTopics().delete(topicName);
    try {
        admin.persistentTopics().getStats(topicName);
    } catch (PulsarAdminException e) {
    // ok
    }
}