本文整理了Java中kafka.utils.ZkUtils.close()方法的一些代码示例，展示了ZkUtils.close()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。ZkUtils.close()方法的具体详情如下：
包路径：kafka.utils.ZkUtils
类名称：ZkUtils
方法名：close

ZkUtils.close介绍

暂无

代码示例

代码示例来源：origin: linkedin/cruise-control

@Override
 public void run() {
  zkUtils.close();
 }
};

代码示例来源：origin: OryxProject/oryx

/**
 * @param zkServers Zookeeper server string: host1:port1[,host2:port2,...]
 * @param topic topic to check for existence
 * @return {@code true} if and only if the given topic exists
 */
public static boolean topicExists(String zkServers, String topic) {
 ZkUtils zkUtils = ZkUtils.apply(zkServers, ZK_TIMEOUT_MSEC, ZK_TIMEOUT_MSEC, false);
 try {
  return AdminUtils.topicExists(zkUtils, topic);
 } finally {
  zkUtils.close();
 }
}

代码示例来源：origin: OryxProject/oryx

/**
 * @param zkServers Zookeeper server string: host1:port1[,host2:port2,...]
 * @param topic topic to delete, if it exists
 */
public static void deleteTopic(String zkServers, String topic) {
 ZkUtils zkUtils = ZkUtils.apply(zkServers, ZK_TIMEOUT_MSEC, ZK_TIMEOUT_MSEC, false);
 try {
  if (AdminUtils.topicExists(zkUtils, topic)) {
   log.info("Deleting topic {}", topic);
   AdminUtils.deleteTopic(zkUtils, topic);
   log.info("Deleted Zookeeper topic {}", topic);
  } else {
   log.info("No need to delete topic {} as it does not exist", topic);
  }
 } finally {
  zkUtils.close();
 }
}

代码示例来源：origin: OryxProject/oryx

/**
 * @param zkServers Zookeeper server string: host1:port1[,host2:port2,...]
 * @param topic topic to create (if not already existing)
 * @param partitions number of topic partitions
 * @param topicProperties optional topic config properties
 */
public static void maybeCreateTopic(String zkServers,
                  String topic,
                  int partitions,
                  Properties topicProperties) {
 ZkUtils zkUtils = ZkUtils.apply(zkServers, ZK_TIMEOUT_MSEC, ZK_TIMEOUT_MSEC, false);
 try {
  if (AdminUtils.topicExists(zkUtils, topic)) {
   log.info("No need to create topic {} as it already exists", topic);
  } else {
   log.info("Creating topic {} with {} partition(s)", topic, partitions);
   try {
    AdminUtils.createTopic(
      zkUtils, topic, partitions, 1, topicProperties, RackAwareMode.Enforced$.MODULE$);
    log.info("Created topic {}", topic);
   } catch (TopicExistsException re) {
    log.info("Topic {} already exists", topic);
   }
  }
 } finally {
  zkUtils.close();
 }
}

代码示例来源：origin: OryxProject/oryx

/**
 * @param zkServers Zookeeper server string: host1:port1[,host2:port2,...]
 * @param groupID consumer group to update
 * @param offsets mapping of (topic and) partition to offset to push to Zookeeper
 */
public static void setOffsets(String zkServers,
               String groupID,
               Map<Pair<String,Integer>,Long> offsets) {
 ZkUtils zkUtils = ZkUtils.apply(zkServers, ZK_TIMEOUT_MSEC, ZK_TIMEOUT_MSEC, false);
 try {
  offsets.forEach((topicAndPartition, offset) -> {
   String topic = topicAndPartition.getFirst();
   int partition = topicAndPartition.getSecond();
   String partitionOffsetPath = "/consumers/" + groupID + "/offsets/" + topic + "/" + partition;
   zkUtils.updatePersistentPath(partitionOffsetPath,
                  Long.toString(offset),
                  ZkUtils$.MODULE$.defaultAcls(false, ""));
  });
 } finally {
  zkUtils.close();
 }
}

代码示例来源：origin: linkedin/kafka-monitor

/**
 * @param zkUrl zookeeper connection url
 * @return      number of brokers in this cluster
 */
public static int getBrokerCount(String zkUrl) {
 ZkUtils zkUtils = ZkUtils.apply(zkUrl, ZK_SESSION_TIMEOUT_MS, ZK_CONNECTION_TIMEOUT_MS, JaasUtils.isZkSecurityEnabled());
 try {
  return zkUtils.getAllBrokersInCluster().size();
 } finally {
  zkUtils.close();
 }
}

代码示例来源：origin: apache/flink

@Override
public void deleteTestTopic(String topic) {
  ZkUtils zkUtils = getZkUtils();
  try {
    LOG.info("Deleting topic {}", topic);
    ZkClient zk = new ZkClient(zookeeperConnectionString, Integer.valueOf(standardProps.getProperty("zookeeper.session.timeout.ms")),
      Integer.valueOf(standardProps.getProperty("zookeeper.connection.timeout.ms")), new ZooKeeperStringSerializer());
    AdminUtils.deleteTopic(zkUtils, topic);
    zk.close();
  } finally {
    zkUtils.close();
  }
}

代码示例来源：origin: apache/flink

@Override
public void deleteTestTopic(String topic) {
  ZkUtils zkUtils = getZkUtils();
  try {
    LOG.info("Deleting topic {}", topic);
    ZkClient zk = new ZkClient(zookeeperConnectionString, Integer.valueOf(standardProps.getProperty("zookeeper.session.timeout.ms")),
      Integer.valueOf(standardProps.getProperty("zookeeper.connection.timeout.ms")), new ZooKeeperStringSerializer());
    AdminUtils.deleteTopic(zkUtils, topic);
    zk.close();
  } finally {
    zkUtils.close();
  }
}

代码示例来源：origin: apache/flink

@Override
public void deleteTestTopic(String topic) {
  ZkUtils zkUtils = getZkUtils();
  try {
    LOG.info("Deleting topic {}", topic);
    ZkClient zk = new ZkClient(zookeeperConnectionString, Integer.valueOf(standardProps.getProperty("zookeeper.session.timeout.ms")),
      Integer.valueOf(standardProps.getProperty("zookeeper.connection.timeout.ms")), new ZooKeeperStringSerializer());
    AdminUtils.deleteTopic(zkUtils, topic);
    zk.close();
  } finally {
    zkUtils.close();
  }
}

代码示例来源：origin: linkedin/kafka-monitor

/**
 * Read number of partitions for the given topic on the specified zookeeper
 * @param zkUrl zookeeper connection url
 * @param topic topic name
 *
 * @return the number of partitions of the given topic
 */
public static int getPartitionNumForTopic(String zkUrl, String topic) {
 ZkUtils zkUtils = ZkUtils.apply(zkUrl, ZK_SESSION_TIMEOUT_MS, ZK_CONNECTION_TIMEOUT_MS, JaasUtils.isZkSecurityEnabled());
 try {
  Seq<String> topics = scala.collection.JavaConversions.asScalaBuffer(Arrays.asList(topic));
  return zkUtils.getPartitionsForTopics(topics).apply(topic).size();
 } catch (NoSuchElementException e) {
  return 0;
 } finally {
  zkUtils.close();
 }
}

代码示例来源：origin: linkedin/kafka-monitor

zkUtils.close();

代码示例来源：origin: apache/flink

@Override
public int getLeaderToShutDown(String topic) throws Exception {
  ZkUtils zkUtils = getZkUtils();
  try {
    PartitionMetadata firstPart = null;
    do {
      if (firstPart != null) {
        LOG.info("Unable to find leader. error code {}", firstPart.errorCode());
        // not the first try. Sleep a bit
        Thread.sleep(150);
      }
      Seq<PartitionMetadata> partitionMetadata = AdminUtils.fetchTopicMetadataFromZk(topic, zkUtils).partitionsMetadata();
      firstPart = partitionMetadata.head();
    }
    while (firstPart.errorCode() != 0);
    return firstPart.leader().get().id();
  } finally {
    zkUtils.close();
  }
}

代码示例来源：origin: apache/flink

@Override
public int getLeaderToShutDown(String topic) throws Exception {
  ZkUtils zkUtils = getZkUtils();
  try {
    MetadataResponse.PartitionMetadata firstPart = null;
    do {
      if (firstPart != null) {
        LOG.info("Unable to find leader. error code {}", firstPart.error().code());
        // not the first try. Sleep a bit
        Thread.sleep(150);
      }
      List<MetadataResponse.PartitionMetadata> partitionMetadata = AdminUtils.fetchTopicMetadataFromZk(topic, zkUtils).partitionMetadata();
      firstPart = partitionMetadata.get(0);
    }
    while (firstPart.error().code() != 0);
    return firstPart.leader().id();
  } finally {
    zkUtils.close();
  }
}

代码示例来源：origin: apache/flink

@Override
public int getLeaderToShutDown(String topic) throws Exception {
  ZkUtils zkUtils = getZkUtils();
  try {
    MetadataResponse.PartitionMetadata firstPart = null;
    do {
      if (firstPart != null) {
        LOG.info("Unable to find leader. error code {}", firstPart.error().code());
        // not the first try. Sleep a bit
        Thread.sleep(150);
      }
      List<MetadataResponse.PartitionMetadata> partitionMetadata = AdminUtils.fetchTopicMetadataFromZk(topic, zkUtils).partitionMetadata();
      firstPart = partitionMetadata.get(0);
    }
    while (firstPart.error().code() != 0);
    return firstPart.leader().id();
  } finally {
    zkUtils.close();
  }
}

代码示例来源：origin: uber/chaperone

private static void putOffsetInfoIntoZk(String groupId, Map<String, Map<Integer, Long>> topicOffsetsMap) {
 ZkUtils zkUtils =
   ZkUtils.apply(AuditConfig.INGESTER_ZK_CONNECT, Integer.valueOf(AuditConfig.INGESTER_ZK_SESSION_TIMEOUT_MS),
     Integer.valueOf(AuditConfig.INGESTER_ZK_SESSION_TIMEOUT_MS), false);
 try {
  for (Map.Entry<String, Map<Integer, Long>> topicEntry : topicOffsetsMap.entrySet()) {
   String zkPath = String.format("%s/%s/offsets/%s/", ZkUtils.ConsumersPath(), groupId, topicEntry.getKey());
   for (Map.Entry<Integer, Long> offsetEntry : topicEntry.getValue().entrySet()) {
    logger.info("Put offset={} to partition={} with znode path={}", offsetEntry.getValue(), offsetEntry.getKey(),
      zkPath + offsetEntry.getKey());
    zkUtils.updatePersistentPath(zkPath + offsetEntry.getKey(), offsetEntry.getValue().toString(),
      zkUtils.DefaultAcls());
   }
  }
 } catch (Exception e) {
  logger.error("Got exception to put offset, with zkPathPrefix={}",
    String.format("%s/%s/offsets", ZkUtils.ConsumersPath(), groupId));
  throw e;
 } finally {
  zkUtils.close();
 }
}

代码示例来源：origin: uber/chaperone

private static void removeOffsetInfoFromZk(final String groupId) {
 ZkUtils zkUtils =
   ZkUtils.apply(AuditConfig.INGESTER_ZK_CONNECT, Integer.valueOf(AuditConfig.INGESTER_ZK_SESSION_TIMEOUT_MS),
     Integer.valueOf(AuditConfig.INGESTER_ZK_SESSION_TIMEOUT_MS), false);
 try {
  String[] targets = new String[] {"offsets", "owners"};
  for (String target : targets) {
   String zkPath = String.format("%s/%s/%s", ZkUtils.ConsumersPath(), groupId, target);
   logger.info("Remove {} with znode path={}", target, zkPath);
   zkUtils.deletePathRecursive(zkPath);
  }
 } catch (Exception e) {
  logger.error("Got exception to remove offsets or owners from zookeeper, with zkPathPrefix={}",
    String.format("%s/%s/", ZkUtils.ConsumersPath(), groupId));
  throw e;
 } finally {
  zkUtils.close();
 }
}

代码示例来源：origin: org.apache.kafka/kafka_2.10

zkUtils.close();

代码示例来源：origin: uber/AthenaX

public static boolean createKafkaTopicIfNecessary(String brokerUri, int replFactor, int numPartitions, String topic)
   throws IOException {
  URI zkUri = URI.create(brokerUri);
  Preconditions.checkArgument("zk".equals(zkUri.getScheme()));
  String zkServerList = zkUri.getAuthority() + zkUri.getPath();

  ZkUtils zkUtils = ZkUtils.apply(zkServerList, ZK_SESSION_TIMEOUT_MS,
    ZK_CONNECTION_TIMEOUT_MS, JaasUtils.isZkSecurityEnabled());
  try {
   if (AdminUtils.topicExists(zkUtils, topic)) {
    return false;
   }

   try {
    AdminUtils.createTopic(zkUtils, topic, numPartitions, replFactor, new Properties());
   } catch (TopicExistsException ignored) {
    return false;
   } catch (RuntimeException e) {
    throw new IOException(e);
   }
  } finally {
   if (zkUtils != null) {
    zkUtils.close();
   }
  }
  return true;
 }
}

代码示例来源：origin: com.hurence.logisland/logisland-agent

@Override
public void close() {
  kafkaTopicReader.shutdown();
  log.debug("Kafka store reader thread shut down");
  producer.close();
  log.debug("Kafka store producer shut down");
  zkUtils.close();
  log.debug("Kafka store zookeeper client shut down");
  localStore.close();
  log.debug("Kafka store shut down complete");
}

代码示例来源：origin: com.hurence.logisland/logisland-agent

public void close() {
  log.info("Shutting down schema registry");
  jobsKafkaStore.close();
  topicsKafkaStore.close();
  if (masterElector != null) {
    masterElector.close();
  }
  if (zkUtils != null) {
    zkUtils.close();
  }
}