本文整理了Java中com.alibaba.otter.canal.common.zookeeper.ZkClientx.createPersistent()方法的一些代码示例，展示了ZkClientx.createPersistent()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。ZkClientx.createPersistent()方法的具体详情如下：
包路径：com.alibaba.otter.canal.common.zookeeper.ZkClientx
类名称：ZkClientx
方法名：createPersistent

ZkClientx.createPersistent介绍

[英]Create a persistent Sequential node.
[中]创建一个持久的顺序节点。

代码示例

代码示例来源：origin: alibaba/canal

/**
 * Create a persistent Sequential node.
 *
 * @param path
 * @param createParents if true all parent dirs are created as well and no
 * {@link ZkNodeExistsException} is thrown in case the path already exists
 * @throws ZkInterruptedException if operation was interrupted, or a
 * required reconnection got interrupted
 * @throws IllegalArgumentException if called from anything except the
 * ZooKeeper event thread
 * @throws ZkException if any ZooKeeper exception occurred
 * @throws RuntimeException if any other exception occurs
 */
public String createPersistentSequential(String path, boolean createParents) throws ZkInterruptedException,
                                      IllegalArgumentException, ZkException,
                                      RuntimeException {
  try {
    return create(path, null, CreateMode.PERSISTENT_SEQUENTIAL);
  } catch (ZkNoNodeException e) {
    if (!createParents) {
      throw e;
    }
    String parentDir = path.substring(0, path.lastIndexOf('/'));
    createPersistent(parentDir, createParents);
    return createPersistentSequential(path, createParents);
  }
}

代码示例来源：origin: alibaba/canal

createPersistent(parentDir, createParents);
createPersistent(path, data, createParents);

代码示例来源：origin: alibaba/canal

private void initCid(String path) {
  // logger.info("## init the canalId = {}", cid);
  // 初始化系统目录
  if (zkclientx != null) {
    try {
      zkclientx.createEphemeral(path);
    } catch (ZkNoNodeException e) {
      // 如果父目录不存在，则创建
      String parentDir = path.substring(0, path.lastIndexOf('/'));
      zkclientx.createPersistent(parentDir, true);
      zkclientx.createEphemeral(path);
    } catch (ZkNodeExistsException e) {
      // ignore
      // 因为第一次启动时创建了cid,但在stop/start的时可能会关闭和新建,允许出现NodeExists问题s
    }
  }
}

代码示例来源：origin: alibaba/canal

/**
 * Create a persistent Sequential node.
 *
 * @param path
 * @param data
 * @param createParents if true all parent dirs are created as well and no
 * {@link ZkNodeExistsException} is thrown in case the path already exists
 * @throws ZkInterruptedException if operation was interrupted, or a
 * required reconnection got interrupted
 * @throws IllegalArgumentException if called from anything except the
 * ZooKeeper event thread
 * @throws ZkException if any ZooKeeper exception occurred
 * @throws RuntimeException if any other exception occurs
 */
public String createPersistentSequential(String path, Object data, boolean createParents)
                                             throws ZkInterruptedException,
                                             IllegalArgumentException,
                                             ZkException,
                                             RuntimeException {
  try {
    return create(path, data, CreateMode.PERSISTENT_SEQUENTIAL);
  } catch (ZkNoNodeException e) {
    if (!createParents) {
      throw e;
    }
    String parentDir = path.substring(0, path.lastIndexOf('/'));
    createPersistent(parentDir, createParents);
    return createPersistentSequential(path, data, createParents);
  }
}

代码示例来源：origin: alibaba/canal

@Override
public void persistLogPosition(String destination, LogPosition logPosition) throws CanalParseException {
  String path = ZookeeperPathUtils.getParsePath(destination);
  byte[] data = JsonUtils.marshalToByte(logPosition);
  try {
    zkClientx.writeData(path, data);
  } catch (ZkNoNodeException e) {
    zkClientx.createPersistent(path, data, true);
  }
}

代码示例来源：origin: alibaba/canal

public void addBatch(ClientIdentity clientIdentity, PositionRange positionRange,
           Long batchId) throws CanalMetaManagerException {
  String path = ZookeeperPathUtils
    .getBatchMarkWithIdPath(clientIdentity.getDestination(), clientIdentity.getClientId(), batchId);
  byte[] data = JsonUtils.marshalToByte(positionRange, SerializerFeature.WriteClassName);
  zkClientx.createPersistent(path, data, true);
}

代码示例来源：origin: alibaba/canal

public void updateCursor(ClientIdentity clientIdentity, Position position) throws CanalMetaManagerException {
  String path = ZookeeperPathUtils.getCursorPath(clientIdentity.getDestination(), clientIdentity.getClientId());
  byte[] data = JsonUtils.marshalToByte(position, SerializerFeature.WriteClassName);
  try {
    zkClientx.writeData(path, data);
  } catch (ZkNoNodeException e) {
    zkClientx.createPersistent(path, data, true);// 第一次节点不存在，则尝试重建
  }
}

代码示例来源：origin: alibaba/canal

public void subscribe(ClientIdentity clientIdentity) throws CanalMetaManagerException {
  String path = ZookeeperPathUtils.getClientIdNodePath(clientIdentity.getDestination(),
    clientIdentity.getClientId());
  try {
    zkClientx.createPersistent(path, true);
  } catch (ZkNodeExistsException e) {
    // ignore
  }
  if (clientIdentity.hasFilter()) {
    String filterPath = ZookeeperPathUtils.getFilterPath(clientIdentity.getDestination(),
      clientIdentity.getClientId());
    byte[] bytes = null;
    try {
      bytes = clientIdentity.getFilter().getBytes(ENCODE);
    } catch (UnsupportedEncodingException e) {
      throw new CanalMetaManagerException(e);
    }
    try {
      zkClientx.createPersistent(filterPath, bytes);
    } catch (ZkNodeExistsException e) {
      // ignore
      zkClientx.writeData(filterPath, bytes);
    }
  }
}

代码示例来源：origin: alibaba/canal

zkclientx = ZkClientx.getZkClient(zkServers);
zkclientx.createPersistent(ZookeeperPathUtils.DESTINATION_ROOT_NODE, true);
zkclientx.createPersistent(ZookeeperPathUtils.CANAL_CLUSTER_ROOT_NODE, true);

代码示例来源：origin: alibaba/canal

zkClient.createPersistent(ZookeeperPathUtils.getClientIdNodePath(this.destination, clientData.getClientId()),
  true); // 尝试创建父节点
initRunning();

代码示例来源：origin: alibaba/canal

private void initRunning() {
  if (!isStart()) {
    return;
  }
  String path = ZookeeperPathUtils.getDestinationServerRunning(destination);
  // 序列化
  byte[] bytes = JsonUtils.marshalToByte(serverData);
  try {
    mutex.set(false);
    zkClient.create(path, bytes, CreateMode.EPHEMERAL);
    activeData = serverData;
    processActiveEnter();// 触发一下事件
    mutex.set(true);
  } catch (ZkNodeExistsException e) {
    bytes = zkClient.readData(path, true);
    if (bytes == null) {// 如果不存在节点，立即尝试一次
      initRunning();
    } else {
      activeData = JsonUtils.unmarshalFromByte(bytes, ServerRunningData.class);
    }
  } catch (ZkNoNodeException e) {
    zkClient.createPersistent(ZookeeperPathUtils.getDestinationPath(destination), true); // 尝试创建父节点
    initRunning();
  }
}

代码示例来源：origin: com.alibaba.otter/canal.deployer

private void initCid(String path) {
  // logger.info("## init the canalId = {}", cid);
  // 初始化系统目录
  if (zkclientx != null) {
    try {
      zkclientx.createEphemeral(path);
    } catch (ZkNoNodeException e) {
      // 如果父目录不存在，则创建
      String parentDir = path.substring(0, path.lastIndexOf('/'));
      zkclientx.createPersistent(parentDir, true);
      zkclientx.createEphemeral(path);
    } catch (ZkNodeExistsException e) {
      // ignore
      // 因为第一次启动时创建了cid,但在stop/start的时可能会关闭和新建,允许出现NodeExists问题s
    }
  }
}

代码示例来源：origin: com.alibaba.otter/canal.deployer

zkclientx = ZkClientx.getZkClient(zkServers);
zkclientx.createPersistent(ZookeeperPathUtils.DESTINATION_ROOT_NODE, true);
zkclientx.createPersistent(ZookeeperPathUtils.CANAL_CLUSTER_ROOT_NODE, true);

代码示例来源：origin: com.alibaba.otter/canal.client

zkClient.createPersistent(ZookeeperPathUtils.getClientIdNodePath(this.destination, clientData.getClientId()),
  true); // 尝试创建父节点
initRunning();