Examples with Config org.apache.kafka.clients.admin.Config used on opensource projects

Example 6 with Config

use of org.apache.kafka.clients.admin.Config in project strimzi by strimzi.

the class BaseKafkaImpl method topicMetadata.

/**
 * Get a topic config via the Kafka AdminClient API, calling the given handler
 * (in a different thread) with the result.
 */
@Override
public void topicMetadata(TopicName topicName, Handler<AsyncResult<TopicMetadata>> handler) {
    LOGGER.debug("Getting metadata for topic {}", topicName);
    ConfigResource resource = new ConfigResource(ConfigResource.Type.TOPIC, topicName.toString());
    KafkaFuture<TopicDescription> descriptionFuture = adminClient.describeTopics(Collections.singleton(topicName.toString())).values().get(topicName.toString());
    KafkaFuture<Config> configFuture = adminClient.describeConfigs(Collections.singleton(resource)).values().get(resource);
    queueWork(new MetadataWork(descriptionFuture, configFuture, result -> handler.handle(result)));
}

Example 7 with Config

use of org.apache.kafka.clients.admin.Config in project ksql by confluentinc.

the class KafkaTopicClientImplTest method topicConfigResponse.

private static DescribeConfigsResult topicConfigResponse(final String topicName, final ConfigEntry... entries) {
    final Map<ConfigResource, Config> config = ImmutableMap.of(new ConfigResource(ConfigResource.Type.TOPIC, topicName), new Config(Arrays.asList(entries)));
    final DescribeConfigsResult response = mock(DescribeConfigsResult.class);
    expect(response.all()).andReturn(KafkaFuture.completedFuture(config));
    replay(response);
    return response;
}

Example 8 with Config

use of org.apache.kafka.clients.admin.Config in project ksql by confluentinc.

the class KafkaTopicClientImplTest method withResourceConfig.

/*
   * Config has broken hashCode & equals method:
   * https://issues.apache.org/jira/browse/KAFKA-6727
   */
private static Map<ConfigResource, Config> withResourceConfig(final ConfigResource resource, final ConfigEntry... entries) {
    final Set<ConfigEntry> expected = Arrays.stream(entries).collect(Collectors.toSet());
    class ConfigMatcher implements IArgumentMatcher {

        @SuppressWarnings("unchecked")
        @Override
        public boolean matches(final Object argument) {
            final Map<ConfigResource, Config> request = (Map<ConfigResource, Config>) argument;
            if (request.size() != 1) {
                return false;
            }
            final Config config = request.get(resource);
            if (config == null) {
                return false;
            }
            final Set<ConfigEntry> actual = new HashSet<>(config.entries());
            return actual.equals(expected);
        }

        @Override
        public void appendTo(final StringBuffer buffer) {
            buffer.append(resource).append("->").append("Config{").append(expected).append("}");
        }
    }
    EasyMock.reportMatcher(new ConfigMatcher());
    return null;
}

Example 9 with Config

use of org.apache.kafka.clients.admin.Config in project ksql by confluentinc.

the class KafkaTopicClientImplTest method describeBrokerResult.

private DescribeConfigsResult describeBrokerResult() {
    DescribeConfigsResult describeConfigsResult = mock(DescribeConfigsResult.class);
    ConfigEntry configEntryDeleteEnable = new ConfigEntry("delete.topic.enable", "true");
    List<ConfigEntry> configEntries = new ArrayList<>();
    configEntries.add(configEntryDeleteEnable);
    Map<ConfigResource, Config> config = ImmutableMap.of(new ConfigResource(ConfigResource.Type.BROKER, node.idString()), new Config(configEntries));
    expect(describeConfigsResult.all()).andReturn(KafkaFuture.completedFuture(config));
    replay(describeConfigsResult);
    return describeConfigsResult;
}

Example 10 with Config

use of org.apache.kafka.clients.admin.Config in project ksql by confluentinc.

the class KafkaTopicClientImpl method addTopicConfig.

@Override
public boolean addTopicConfig(final String topicName, final Map<String, ?> overrides) {
    final ConfigResource resource = new ConfigResource(ConfigResource.Type.TOPIC, topicName);
    try {
        final Map<String, String> existingConfig = topicConfig(topicName, false);
        final boolean changed = overrides.entrySet().stream().anyMatch(e -> !Objects.equals(existingConfig.get(e.getKey()), e.getValue()));
        if (!changed) {
            return false;
        }
        existingConfig.putAll(toStringConfigs(overrides));
        final Set<ConfigEntry> entries = existingConfig.entrySet().stream().map(e -> new ConfigEntry(e.getKey(), e.getValue())).collect(Collectors.toSet());
        final Map<ConfigResource, Config> request = Collections.singletonMap(resource, new Config(entries));
        executeWithRetries(() -> adminClient.alterConfigs(request).all());
        return true;
    } catch (final Exception e) {
        throw new KafkaResponseGetFailedException("Failed to set config for Kafka Topic " + topicName, e);
    }
}