org.apache.samza.zk.ZkUtils.subscribeDataChanges()方法的使用及代码示例-6ren

org.apache.samza.zk.ZkUtils.subscribeDataChanges()方法的使用及代码示例

转载作者：知者更新时间：2024-03-15 00:25:31

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本文整理了Java中org.apache.samza.zk.ZkUtils.subscribeDataChanges()方法的一些代码示例，展示了ZkUtils.subscribeDataChanges()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.subscribeDataChanges()方法的具体详情如下：
包路径：org.apache.samza.zk.ZkUtils
类名称：ZkUtils
方法名：subscribeDataChanges

ZkUtils.subscribeDataChanges介绍

暂无

代码示例

代码示例来源：origin: apache/samza

/**
 * Joins a shared barrier by registering under the barrier sub-tree in ZK
 *
 * @param version Version associated with the Barrier
 * @param participantId Identifier of the participant
 */
public void join(String version, String participantId) {
 LOG.info("Joining the barrier version: {} as participant: {}.", version, participantId);
 String barrierStatePath = keyBuilder.getBarrierStatePath(version);
 LOG.info("Subscribing data changes on the path: {} for barrier version: {}.", barrierStatePath, version);
 zkUtils.subscribeDataChanges(barrierStatePath, new ZkBarrierReachedHandler(barrierStatePath, version, zkUtils));
 // TODO: Handle ZkNodeExistsException - SAMZA-1304
 zkUtils.getZkClient().createPersistent(
   String.format("%s/%s", keyBuilder.getBarrierParticipantsPath(version), participantId));
}

代码示例来源：origin: org.apache.samza/samza-core_2.11

/**
 * Joins a shared barrier by registering under the barrier sub-tree in ZK
 *
 * @param version Version associated with the Barrier
 * @param participantId Identifier of the participant
 */
public void join(String version, String participantId) {
 LOG.info("Joining the barrier version: {} as participant: {}.", version, participantId);
 String barrierStatePath = keyBuilder.getBarrierStatePath(version);
 LOG.info("Subscribing data changes on the path: {} for barrier version: {}.", barrierStatePath, version);
 zkUtils.subscribeDataChanges(barrierStatePath, new ZkBarrierReachedHandler(barrierStatePath, version, zkUtils));
 // TODO: Handle ZkNodeExistsException - SAMZA-1304
 zkUtils.getZkClient().createPersistent(
   String.format("%s/%s", keyBuilder.getBarrierParticipantsPath(version), participantId));
}

代码示例来源：origin: org.apache.samza/samza-core

/**
 * Joins a shared barrier by registering under the barrier sub-tree in ZK
 *
 * @param version Version associated with the Barrier
 * @param participantId Identifier of the participant
 */
public void join(String version, String participantId) {
 LOG.info("Joining the barrier version: {} as participant: {}.", version, participantId);
 String barrierStatePath = keyBuilder.getBarrierStatePath(version);
 LOG.info("Subscribing data changes on the path: {} for barrier version: {}.", barrierStatePath, version);
 zkUtils.subscribeDataChanges(barrierStatePath, new ZkBarrierReachedHandler(barrierStatePath, version, zkUtils));
 // TODO: Handle ZkNodeExistsException - SAMZA-1304
 zkUtils.getZkClient().createPersistent(
   String.format("%s/%s", keyBuilder.getBarrierParticipantsPath(version), participantId));
}

代码示例来源：origin: org.apache.samza/samza-core_2.10

/**
 * Joins a shared barrier by registering under the barrier sub-tree in ZK
 *
 * @param version Version associated with the Barrier
 * @param participantId Identifier of the participant
 */
public void join(String version, String participantId) {
 LOG.info("Joining the barrier version: {} as participant: {}.", version, participantId);
 String barrierStatePath = keyBuilder.getBarrierStatePath(version);
 LOG.info("Subscribing data changes on the path: {} for barrier version: {}.", barrierStatePath, version);
 zkUtils.subscribeDataChanges(barrierStatePath, new ZkBarrierReachedHandler(barrierStatePath, version, zkUtils));
 // TODO: Handle ZkNodeExistsException - SAMZA-1304
 zkUtils.getZkClient().createPersistent(
   String.format("%s/%s", keyBuilder.getBarrierParticipantsPath(version), participantId));
}

代码示例来源：origin: org.apache.samza/samza-core_2.12

/**
 * Joins a shared barrier by registering under the barrier sub-tree in ZK
 *
 * @param version Version associated with the Barrier
 * @param participantId Identifier of the participant
 */
public void join(String version, String participantId) {
 LOG.info("Joining the barrier version: {} as participant: {}.", version, participantId);
 String barrierStatePath = keyBuilder.getBarrierStatePath(version);
 LOG.info("Subscribing data changes on the path: {} for barrier version: {}.", barrierStatePath, version);
 zkUtils.subscribeDataChanges(barrierStatePath, new ZkBarrierReachedHandler(barrierStatePath, version, zkUtils));
 // TODO: Handle ZkNodeExistsException - SAMZA-1304
 zkUtils.getZkClient().createPersistent(
   String.format("%s/%s", keyBuilder.getBarrierParticipantsPath(version), participantId));
}