Java ProducerConfig類代碼示例

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
@Test
public void testOldProperties() {
  KafkaSink kafkaSink = new KafkaSink();
  Context context = new Context();
  context.put("topic", "test-topic");
  context.put(OLD_BATCH_SIZE, "300");
  context.put(BROKER_LIST_FLUME_KEY, "localhost:9092,localhost:9092");
  context.put(REQUIRED_ACKS_FLUME_KEY, "all");
  Configurables.configure(kafkaSink, context);

  Properties kafkaProps = kafkaSink.getKafkaProps();

  assertEquals(kafkaSink.getTopic(), "test-topic");
  assertEquals(kafkaSink.getBatchSize(), 300);
  assertEquals(kafkaProps.getProperty(CommonClientConfigs.BOOTSTRAP_SERVERS_CONFIG),
               "localhost:9092,localhost:9092");
  assertEquals(kafkaProps.getProperty(ProducerConfig.ACKS_CONFIG), "all");

}
 

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
/**
 * Set default parameters and their values
 *
 * @return
 */
@Override
public Arguments getDefaultParameters() {

    Arguments defaultParameters = new Arguments();
    defaultParameters.addArgument(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, ProducerKeys.BOOTSTRAP_SERVERS_CONFIG_DEFAULT);
    defaultParameters.addArgument(ProducerKeys.ZOOKEEPER_SERVERS, ProducerKeys.ZOOKEEPER_SERVERS_DEFAULT);
    defaultParameters.addArgument(ProducerKeys.KAFKA_TOPIC_CONFIG, ProducerKeys.KAFKA_TOPIC_CONFIG_DEFAULT);
    defaultParameters.addArgument(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, ProducerKeys.KEY_SERIALIZER_CLASS_CONFIG_DEFAULT);
    defaultParameters.addArgument(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, ProducerKeys.VALUE_SERIALIZER_CLASS_CONFIG_DEFAULT);
    defaultParameters.addArgument(ProducerConfig.COMPRESSION_TYPE_CONFIG, ProducerKeys.COMPRESSION_TYPE_CONFIG_DEFAULT);
    defaultParameters.addArgument(ProducerConfig.BATCH_SIZE_CONFIG, ProducerKeys.BATCH_SIZE_CONFIG_DEFAULT);
    defaultParameters.addArgument(ProducerConfig.LINGER_MS_CONFIG, ProducerKeys.LINGER_MS_CONFIG_DEFAULT);
    defaultParameters.addArgument(ProducerConfig.BUFFER_MEMORY_CONFIG, ProducerKeys.BUFFER_MEMORY_CONFIG_DEFAULT);
    defaultParameters.addArgument(ProducerConfig.ACKS_CONFIG, ProducerKeys.ACKS_CONFIG_DEFAULT);
    defaultParameters.addArgument(ProducerConfig.SEND_BUFFER_CONFIG, ProducerKeys.SEND_BUFFER_CONFIG_DEFAULT);
    defaultParameters.addArgument(ProducerConfig.RECEIVE_BUFFER_CONFIG, ProducerKeys.RECEIVE_BUFFER_CONFIG_DEFAULT);
    defaultParameters.addArgument(CommonClientConfigs.SECURITY_PROTOCOL_CONFIG, SecurityProtocol.PLAINTEXT.name);
    defaultParameters.addArgument(PropsKeys.MESSAGE_PLACEHOLDER_KEY, PropsKeys.MSG_PLACEHOLDER);
    defaultParameters.addArgument(ProducerKeys.KERBEROS_ENABLED, ProducerKeys.KERBEROS_ENABLED_DEFULAT);
    defaultParameters.addArgument(ProducerKeys.JAVA_SEC_AUTH_LOGIN_CONFIG, ProducerKeys.JAVA_SEC_AUTH_LOGIN_CONFIG_DEFAULT);
    defaultParameters.addArgument(ProducerKeys.JAVA_SEC_KRB5_CONFIG, ProducerKeys.JAVA_SEC_KRB5_CONFIG_DEFAULT);
    defaultParameters.addArgument(ProducerKeys.SASL_KERBEROS_SERVICE_NAME, ProducerKeys.SASL_KERBEROS_SERVICE_NAME_DEFAULT);
    defaultParameters.addArgument(ProducerKeys.SASL_MECHANISM, ProducerKeys.SASL_MECHANISM_DEFAULT);
    return defaultParameters;
}
 

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
public static void main(String[] args) throws ExecutionException, InterruptedException {
        Map props = new HashMap<>();
        // list of host:port pairs used for establishing the initial connections
        // to the Kakfa cluster
        props.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG,
                "kafka-local:9092");
//        props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG,
//                JsonSerializer.class);
//        props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG,
//                JsonSerializer.class);
        // value to block, after which it will throw a TimeoutException
        props.put(ProducerConfig.MAX_BLOCK_MS_CONFIG, 50000);
        AdminClient adminClient = AdminClient.create(props);
        adminClient.describeCluster();
        Collection<TopicListing> topicListings = adminClient.listTopics().listings().get();
        System.out.println(topicListings);
    }
 

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
public void run(Configuration configuration, Environment environment) throws Exception {
  final CollectorRegistry collectorRegistry = new CollectorRegistry();
  collectorRegistry.register(new DropwizardExports(environment.metrics()));
  environment.admin()
      .addServlet("metrics", new MetricsServlet(collectorRegistry))
      .addMapping("/metrics");

  final PrometheusMetricsReporter reporter = PrometheusMetricsReporter.newMetricsReporter()
      .withCollectorRegistry(collectorRegistry)
      .withConstLabel("service", getName())
      .build();

  final Tracer tracer = getTracer();
  final Tracer metricsTracer = io.opentracing.contrib.metrics.Metrics.decorate(tracer, reporter);
  GlobalTracer.register(metricsTracer);

  final DynamicFeature tracing = new ServerTracingDynamicFeature.Builder(metricsTracer).build();
  environment.jersey().register(tracing);

  final Properties producerConfigs = new Properties();
  producerConfigs.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, "tweets-kafka:9092");
  producerConfigs.put(ProducerConfig.ACKS_CONFIG, "all");
  producerConfigs.put(ProducerConfig.ENABLE_IDEMPOTENCE_CONFIG, true);
  final KafkaProducer<Long, String> kafkaProducer =
      new KafkaProducer<>(producerConfigs, new LongSerializer(), new StringSerializer());
  final Producer<Long, String> tracingKafkaProducer =
      new TracingKafkaProducer<>(kafkaProducer, metricsTracer);
  final ObjectMapper objectMapper = environment.getObjectMapper();
  final TweetEventRepository tweetRepository = new KafkaTweetEventRepository(tracingKafkaProducer, objectMapper);
  final TweetsService tweetsService = new TweetsService(tweetRepository);
  final TweetsResource tweetsResource = new TweetsResource(tweetsService);
  environment.jersey().register(tweetsResource);
}
 

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
public void createProducer(String bootstrapServer) {
  long numberOfEvents = 5;

  Properties props = new Properties();
  props.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapServer);
  props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, StringSerializer.class);
  props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, StringSerializer.class);

  KafkaProducer<String, String> producer = new KafkaProducer<>(
      props);

  for (int i = 0; i < numberOfEvents; i++) {
    String key = "testContainers";
    String value = "AreAwesome";
    ProducerRecord<String, String> record = new ProducerRecord<>(
        "hello_world_topic", key, value);
    try {
      producer.send(record).get();
    } catch (InterruptedException | ExecutionException e) {
      e.printStackTrace();
    }
    System.out.printf("key = %s, value = %s\n", key, value);
  }

  producer.close();
}
 

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
public KmqClient(KmqConfig config, KafkaClients clients,
                 Class<? extends Deserializer<K>> keyDeserializer,
                 Class<? extends Deserializer<V>> valueDeserializer,
                 long msgPollTimeout) {

    this.config = config;
    this.msgPollTimeout = msgPollTimeout;

    this.msgConsumer = clients.createConsumer(config.getMsgConsumerGroupId(), keyDeserializer, valueDeserializer);
    // Using the custom partitioner, each offset-partition will contain markers only from a single queue-partition.
    this.markerProducer = clients.createProducer(
            MarkerKey.MarkerKeySerializer.class, MarkerValue.MarkerValueSerializer.class,
            Collections.singletonMap(ProducerConfig.PARTITIONER_CLASS_CONFIG, ParititionFromMarkerKey.class));

    LOG.info(String.format("Subscribing to topic: %s, using group id: %s", config.getMsgTopic(), config.getMsgConsumerGroupId()));
    msgConsumer.subscribe(Collections.singletonList(config.getMsgTopic()));
}
 

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
@Override
public Properties overridingProps() {
  Properties props = new Properties();
  int port = findLocalPort();
  // We need to convert all the properties to the Cruise Control properties.
  setSecurityConfigs(props, "producer");
  for (String configName : ProducerConfig.configNames()) {
    Object value = props.get(configName);
    if (value != null) {
      props.remove(configName);
      props.put(appendPrefix(configName), value);
    }
  }
  props.setProperty("metric.reporters", CruiseControlMetricsReporter.class.getName());
  props.setProperty("listeners", "SSL://127.0.0.1:" + port);
  props.setProperty(CruiseControlMetricsReporterConfig.config(CommonClientConfigs.BOOTSTRAP_SERVERS_CONFIG), "127.0.0.1:" + port);
  props.setProperty(CruiseControlMetricsReporterConfig.config(CommonClientConfigs.SECURITY_PROTOCOL_CONFIG), "SSL");
  props.setProperty(CRUISE_CONTROL_METRICS_REPORTING_INTERVAL_MS_CONFIG, "100");
  props.setProperty(CRUISE_CONTROL_METRICS_TOPIC_CONFIG, TOPIC);
  return props;
}
 

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
@Before
public void setUp() {
  super.setUp();
  Properties props = new Properties();
  props.setProperty(ProducerConfig.ACKS_CONFIG, "-1");
  AtomicInteger failed = new AtomicInteger(0);
  try (Producer<String, String> producer = createProducer(props)) {
    for (int i = 0; i < 10; i++) {
      producer.send(new ProducerRecord<>("TestTopic", Integer.toString(i)), new Callback() {
        @Override
        public void onCompletion(RecordMetadata recordMetadata, Exception e) {
          if (e != null) {
            failed.incrementAndGet();
          }
        }
      });
    }
  }
  assertEquals(0, failed.get());
}
 

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
public void initialize(String servers) {
    if (isInitialized.get()) {
        logger.warn("Already initialized");
        return;
    }

    Properties props = new Properties();
    props.put(CommonClientConfigs.BOOTSTRAP_SERVERS_CONFIG, servers);
    props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, StringSerializer.class.getName());
    props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, StringSerializer.class.getName());
    props.put(ProducerConfig.PARTITIONER_CLASS_CONFIG, SixtPartitioner.class.getName());
    props.put(ProducerConfig.RETRIES_CONFIG, "3");
    props.put(ProducerConfig.ACKS_CONFIG, "all");

    properties.forEach(props::put);

    realProducer = new KafkaProducer<>(props);
    isInitialized.set(true);
}
 

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
public void produce(UUID key, Object value) {
    ConfigurationService configService = ServiceLocator
            .findService(ConfigurationService.class);
    Properties kafkaProps = new Properties();
    kafkaProps.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG,
            configService.getVOConfigurationSetting(
                    ConfigurationKey.KAFKA_BOOTSTRAP_SERVERS, "global")
                    .getValue());

    this.producer = new KafkaProducer<>(kafkaProps, new UUIDSerializer(),
            new DataSerializer(value.getClass()));
    try {
        producer.send(new ProducerRecord<>(TOPIC, key, value));
    } catch (Exception e) {
        LOGGER.error("Producer closed");
        e.printStackTrace();
    } finally {
        producer.close();
        LOGGER.debug("Producer closed");
    }
}
 

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
public void publishDummyData() {
    final String topic = "TestTopic";

    // Create publisher
    final Map<String, Object> config = new HashMap<>();
    config.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, StringSerializer.class);
    config.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, StringSerializer.class);
    config.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, "localhost:9092");

    final KafkaProducer<String, String> producer = new KafkaProducer<>(config);
    for (int charCode = 65; charCode < 91; charCode++) {
        final char[] key = new char[1];
        key[0] = (char) charCode;

        producer.send(new ProducerRecord<>(topic, new String(key), new String(key)));
    }
    producer.flush();
    producer.close();
}
 

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
public void publishDummyDataNumbers() {
    final String topic = "NumbersTopic";

    // Create publisher
    final Map<String, Object> config = new HashMap<>();
    config.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, IntegerSerializer.class);
    config.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, IntegerSerializer.class);
    config.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, "localhost:9092");

    final KafkaProducer<Integer, Integer> producer = new KafkaProducer<>(config);
    for (int value = 0; value < 10000; value++) {
        producer.send(new ProducerRecord<>(topic, value, value));
    }
    producer.flush();
    producer.close();
}
 

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
public Producer() {
    LOGGER.log(Level.INFO, "Kafka Producer running in thread {0}", Thread.currentThread().getName());
    Properties kafkaProps = new Properties();

    String defaultClusterValue = "localhost:9092";
    String kafkaCluster = System.getProperty(KAFKA_CLUSTER_ENV_VAR_NAME, defaultClusterValue);
    LOGGER.log(Level.INFO, "Kafka cluster {0}", kafkaCluster);

    kafkaProps.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, kafkaCluster);
    kafkaProps.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.StringSerializer");
    kafkaProps.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.StringSerializer");
    kafkaProps.put(ProducerConfig.ACKS_CONFIG, "0");

    this.kafkaProducer = new KafkaProducer<>(kafkaProps);

}
 

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
public KafkaLogbackAppender(final Properties producerConfig,
                            final String topic) {
    this.topic = topic;

    // Build properties that can be used by the kafka producer
    this.producerConfig = new Properties();
    this.producerConfig.put(ProducerConfig.ACKS_CONFIG, "all");
    this.producerConfig.put(ProducerConfig.RETRIES_CONFIG, 0);
    this.producerConfig.put(ProducerConfig.BATCH_SIZE_CONFIG, 16384);
    this.producerConfig.put(ProducerConfig.LINGER_MS_CONFIG, 1);
    this.producerConfig.put(ProducerConfig.BUFFER_MEMORY_CONFIG, 33554432);
    this.producerConfig.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG,
            org.apache.kafka.common.serialization.StringSerializer.class.getName());
    this.producerConfig.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG,
            org.apache.kafka.common.serialization.ByteArraySerializer.class.getName());

    this.producerConfig.putAll(producerConfig);
}
 

import org.apache.kafka.clients.producer.ProducerConfig; //導入依賴的package包/類
private static void produceRecords(String bootstrapServers) {
    Properties properties = new Properties();
    properties.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapServers);
    properties.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, LongSerializer.class.getName());
    properties.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, ByteArraySerializer.class.getName());

    Producer<Long, byte[]> producer = new KafkaProducer<>(properties);

    LongStream.rangeClosed(1, 100).boxed()
            .map(number ->
                    new ProducerRecord<>(
                            TOPIC, //topic
                            number, //key
                            String.format("record-%s", number.toString()).getBytes())) //value
            .forEach(record -> producer.send(record));
    producer.close();
}