org.apache.kafka.common.errors.UnknownTopicOrPartitionException Java Examples

The following examples show how to use org.apache.kafka.common.errors.UnknownTopicOrPartitionException. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example #1

Source File: EmbeddedKafka.java From mongo-kafka with Apache License 2.0

6 votes

/**
 * Deletes multiple topics and blocks until all topics got deleted.
 *
 * @param duration the max time to wait for the topics to be deleted (does not block if {@code <=
 *     0})
 * @param topics the name of the topics
 */
public void deleteTopicsAndWait(final Duration duration, final String... topics)
    throws InterruptedException {
  for (final String topic : topics) {
    try {
      broker.deleteTopic(topic);
    } catch (final UnknownTopicOrPartitionException e) {
    }
  }

  if (!duration.isNegative()) {
    TestUtils.waitForCondition(
        new TopicsDeletedCondition(topics),
        duration.toMillis(),
        format("Topics not deleted after %s milli seconds.", duration.toMillis()));
  }
}

Example #2

Source File: KafkaAdminClient.java From df_data_service with Apache License 2.0

6 votes

/**
 * Given its name, deletes a topic on the Kafka broker.
 *
 * @param topicsName The name of the topic.
 */
public static void describeTopics (String BOOTSTRAP_SERVERS_HOST_PORT, String topicsName) {
    AdminClient adminClient = createAdminClient(BOOTSTRAP_SERVERS_HOST_PORT);
    // remove topic which is not already exists
    DescribeTopicsResult describeTopicsResult = adminClient.describeTopics(Arrays.asList(topicsName.split(",")));
    try {
        describeTopicsResult.all().get().forEach((key, value) -> {
            System.out.println("Key : " + key + " Value : " + value);
        });
        // real failure cause is wrapped inside the raised ExecutionException
    } catch (ExecutionException | InterruptedException e) {
        if (e.getCause() instanceof UnknownTopicOrPartitionException) {
            System.err.println("Topic not exists !!");
        } else if (e.getCause() instanceof TimeoutException) {
            System.err.println("Timeout !!");
        }
        e.printStackTrace();
    } finally {
        adminClient.close();
    }
}

Example #3

Source File: KafkaAdminClient.java From df_data_service with Apache License 2.0

6 votes

/**
 * Given its name, deletes a topic on the Kafka broker.
 *
 * @param topicsName The name of the topic.
 */
public static void deleteTopics (String BOOTSTRAP_SERVERS_HOST_PORT, String topicsName) {
    AdminClient adminClient = createAdminClient(BOOTSTRAP_SERVERS_HOST_PORT);
    // remove topic which is not already exists
    DeleteTopicsResult deleteTopicsResult = adminClient.deleteTopics(Arrays.asList(topicsName.split(",")));
    try {
        deleteTopicsResult.all().get();
        // real failure cause is wrapped inside the raised ExecutionException
    } catch (ExecutionException | InterruptedException e) {
        if (e.getCause() instanceof UnknownTopicOrPartitionException) {
            System.err.println("Topic not exists !!");
        } else if (e.getCause() instanceof TimeoutException) {
            System.err.println("Timeout !!");
        }
        e.printStackTrace();
    } finally {
        adminClient.close();
    }
}

Example #4

Source File: TopicAdmin.java From kafka-message-tool with MIT License

6 votes

private static boolean topicExistsCheckWithClusterQuery(String topicName,
                                                        org.apache.kafka.clients.admin.AdminClient
                                                            kafkaClientsAdminClient) throws Exception {

    try {
        final DescribeTopicsResult result = kafkaClientsAdminClient.describeTopics(singleton(topicName));
        result.all().get(ApplicationConstants.FUTURE_GET_TIMEOUT_MS, TimeUnit.MILLISECONDS);
        return true;
    } catch (ExecutionException e) {
        if (Throwables.getRootCause(e) instanceof UnknownTopicOrPartitionException) {
            return false;
        } else {
            throw e;
        }
    }
}

Example #5

Source File: KafkaImpl.java From strimzi-kafka-operator with Apache License 2.0

6 votes

/**
 * Completes the returned Future on the Vertx event loop
 * with the topic config obtained from the Kafka AdminClient API.
 * The Future completes with a null result a topic with the given {@code topicName} does not exist.
 */
@Override
public Future<TopicMetadata> topicMetadata(TopicName topicName) {
    LOGGER.debug("Getting metadata for topic {}", topicName);
    ConfigResource resource = new ConfigResource(ConfigResource.Type.TOPIC, topicName.toString());
    Future<TopicDescription> topicDescriptionFuture = mapFuture(adminClient.describeTopics(
            singleton(topicName.toString())).values().get(topicName.toString()));
    Future<Config> configFuture = mapFuture(adminClient.describeConfigs(
            singleton(resource)).values().get(resource));
    return CompositeFuture.all(topicDescriptionFuture, configFuture)
    .map(compositeFuture ->
        new TopicMetadata(compositeFuture.resultAt(0), compositeFuture.resultAt(1)))
        .recover(error -> {
            if (error instanceof UnknownTopicOrPartitionException) {
                return Future.succeededFuture(null);
            } else {
                return Future.failedFuture(error);
            }
        });
}

Example #6

Source File: KafkaAvailabilityTest.java From strimzi-kafka-operator with Apache License 2.0

5 votes

@Test
public void testCanRollThrowsExceptionWhenDescribeConfigsThrows(VertxTestContext context) {
    KSB ksb = new KSB()
            .addNewTopic("A", false)
                .addToConfig(TopicConfig.MIN_IN_SYNC_REPLICAS_CONFIG, "1")
                .addNewPartition(0)
                    .replicaOn(0, 1, 2)
                    .leader(0)
                    .isr(0, 1, 2)
                .endPartition()
            .endTopic()
            .addNewTopic("B", false)
                .addToConfig(TopicConfig.MIN_IN_SYNC_REPLICAS_CONFIG, "1")
                .addNewPartition(0)
                    .replicaOn(0, 1, 2)
                    .leader(1)
                    .isr(0, 1, 2)
                .endPartition()
            .endTopic()

            .addBroker(3)
            .describeConfigsResult(new ConfigResource(ConfigResource.Type.TOPIC, "A"), new UnknownTopicOrPartitionException());

    KafkaAvailability kafkaAvailability = new KafkaAvailability(ksb.ac());

    Checkpoint a = context.checkpoint(ksb.brokers.size());
    for (Integer brokerId : ksb.brokers.keySet()) {
        if (brokerId <= 2) {
            kafkaAvailability.canRoll(brokerId).onComplete(context.failing(e -> context.verify(() -> {
                assertThat(e, instanceOf(UnknownTopicOrPartitionException.class));
                a.flag();
            })));
        } else {
            kafkaAvailability.canRoll(brokerId).onComplete(context.succeeding(canRoll -> a.flag()));
        }
    }
}

Example #7

Source File: KafkaTopicRepository.java From nakadi with MIT License

5 votes

private static boolean isExceptionShouldLeadToReset(@Nullable final Exception exception) {
    if (null == exception) {
        return false;
    }
    return Stream.of(NotLeaderForPartitionException.class, UnknownTopicOrPartitionException.class,
            org.apache.kafka.common.errors.TimeoutException.class, NetworkException.class,
            UnknownServerException.class)
            .anyMatch(clazz -> clazz.isAssignableFrom(exception.getClass()));
}

Example #8