Examples with KafkaDeleteTopicsException io.confluent.ksql.exception.KafkaDeleteTopicsException used on opensource projects

Example 1 with KafkaDeleteTopicsException

use of io.confluent.ksql.exception.KafkaDeleteTopicsException in project ksql by confluentinc.

the class KafkaTopicClientImpl method deleteTopics.

@Override
public void deleteTopics(final Collection<String> topicsToDelete) {
    if (topicsToDelete.isEmpty()) {
        return;
    }
    final DeleteTopicsResult deleteTopicsResult = adminClient.get().deleteTopics(topicsToDelete);
    final Map<String, KafkaFuture<Void>> results = deleteTopicsResult.topicNameValues();
    final List<String> failList = Lists.newArrayList();
    final List<Pair<String, Throwable>> exceptionList = Lists.newArrayList();
    for (final Map.Entry<String, KafkaFuture<Void>> entry : results.entrySet()) {
        try {
            entry.getValue().get(30, TimeUnit.SECONDS);
        } catch (final Exception e) {
            final Throwable rootCause = ExceptionUtils.getRootCause(e);
            if (rootCause instanceof TopicDeletionDisabledException) {
                throw new TopicDeletionDisabledException("Topic deletion is disabled. " + "To delete the topic, you must set '" + DELETE_TOPIC_ENABLE + "' to true in " + "the Kafka broker configuration.");
            } else if (rootCause instanceof TopicAuthorizationException) {
                throw new KsqlTopicAuthorizationException(AclOperation.DELETE, Collections.singleton(entry.getKey()));
            } else if (!(rootCause instanceof UnknownTopicOrPartitionException)) {
                LOG.error(String.format("Could not delete topic '%s'", entry.getKey()), e);
                failList.add(entry.getKey());
                exceptionList.add(new Pair<>(entry.getKey(), rootCause));
            }
        }
    }
    if (!failList.isEmpty()) {
        throw new KafkaDeleteTopicsException("Failed to clean up topics: " + String.join(",", failList), exceptionList);
    }
}