本文整理了Java中org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore.createRootDir()方法的一些代码示例，展示了ZKRMStateStore.createRootDir()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。ZKRMStateStore.createRootDir()方法的具体详情如下：
包路径：org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore
类名称：ZKRMStateStore
方法名：createRootDir

ZKRMStateStore.createRootDir介绍

[英]Utility function to ensure that the configured base znode exists. This recursively creates the znode as well as all of its parents.
[中]实用程序功能，以确保配置的基本znode存在。这会递归地创建znode及其所有父节点。

代码示例

代码示例来源：origin: ch.cern.hadoop/hadoop-yarn-server-resourcemanager

/**
  * Utility function to ensure that the configured base znode exists.
  * This recursively creates the znode as well as all of its parents.
  */
 private void createRootDirRecursively(String path) throws Exception {
  String pathParts[] = path.split("/");
  Preconditions.checkArgument(pathParts.length >= 1 && pathParts[0].isEmpty(),
    "Invalid path: %s", path);
  StringBuilder sb = new StringBuilder();
  for (int i = 1; i < pathParts.length; i++) {
   sb.append("/").append(pathParts[i]);
   createRootDir(sb.toString());
  }
 }
}

代码示例来源：origin: ch.cern.hadoop/hadoop-yarn-server-resourcemanager

@Override
public synchronized void startInternal() throws Exception {
 // createConnection for future API calls
 createConnection();
 // ensure root dirs exist
 createRootDirRecursively(znodeWorkingPath);
 createRootDir(zkRootNodePath);
 setRootNodeAcls();
 deleteFencingNodePath();
 if (HAUtil.isHAEnabled(getConfig())){
  verifyActiveStatusThread = new VerifyActiveStatusThread();
  verifyActiveStatusThread.start();
 }
 createRootDir(rmAppRoot);
 createRootDir(rmDTSecretManagerRoot);
 createRootDir(dtMasterKeysRootPath);
 createRootDir(delegationTokensRootPath);
 createRootDir(dtSequenceNumberPath);
 createRootDir(amrmTokenSecretManagerRoot);
 syncInternal(zkRootNodePath);
}

代码示例来源：origin: com.github.jiayuhan-it/hadoop-yarn-server-resourcemanager

@Override
public synchronized void startInternal() throws Exception {
 // createConnection for future API calls
 createConnection();
 // ensure root dirs exist
 createRootDirRecursively(znodeWorkingPath);
 createRootDir(zkRootNodePath);
 setRootNodeAcls();
 deleteFencingNodePath();
 if (HAUtil.isHAEnabled(getConfig())){
  verifyActiveStatusThread = new VerifyActiveStatusThread();
  verifyActiveStatusThread.start();
 }
 createRootDir(rmAppRoot);
 createRootDir(rmDTSecretManagerRoot);
 createRootDir(dtMasterKeysRootPath);
 createRootDir(delegationTokensRootPath);
 createRootDir(dtSequenceNumberPath);
 createRootDir(amrmTokenSecretManagerRoot);
 syncInternal(zkRootNodePath);
}

代码示例来源：origin: com.github.jiayuhan-it/hadoop-yarn-server-resourcemanager

/**
  * Utility function to ensure that the configured base znode exists.
  * This recursively creates the znode as well as all of its parents.
  */
 private void createRootDirRecursively(String path) throws Exception {
  String pathParts[] = path.split("/");
  Preconditions.checkArgument(pathParts.length >= 1 && pathParts[0].isEmpty(),
    "Invalid path: %s", path);
  StringBuilder sb = new StringBuilder();
  for (int i = 1; i < pathParts.length; i++) {
   sb.append("/").append(pathParts[i]);
   createRootDir(sb.toString());
  }
 }
}