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

ZKFailoverController.dataToTarget介绍

暂无

代码示例

代码示例来源：origin: org.apache.hadoop/hadoop-common

/**
 * @return an {@link HAServiceTarget} for the current active node
 * in the cluster, or null if no node is active.
 * @throws IOException if a ZK-related issue occurs
 * @throws InterruptedException if thread is interrupted 
 */
private HAServiceTarget getCurrentActive()
  throws IOException, InterruptedException {
 synchronized (elector) {
  synchronized (this) {
   byte[] activeData;
   try {
    activeData = elector.getActiveData();
   } catch (ActiveNotFoundException e) {
    return null;
   } catch (KeeperException ke) {
    throw new IOException(
      "Unexpected ZooKeeper issue fetching active node info", ke);
   }
   
   HAServiceTarget oldActive = dataToTarget(activeData);
   return oldActive;
  }
 }
}

代码示例来源：origin: org.apache.hadoop/hadoop-common

private synchronized void fenceOldActive(byte[] data) {
 HAServiceTarget target = dataToTarget(data);
 
 try {
  doFence(target);
 } catch (Throwable t) {
  recordActiveAttempt(new ActiveAttemptRecord(false, "Unable to fence old active: " + StringUtils.stringifyException(t)));
  throw t;
 }
}

代码示例来源：origin: io.hops/hadoop-common

/**
 * @return an {@link HAServiceTarget} for the current active node
 * in the cluster, or null if no node is active.
 * @throws IOException if a ZK-related issue occurs
 * @throws InterruptedException if thread is interrupted 
 */
private HAServiceTarget getCurrentActive()
  throws IOException, InterruptedException {
 synchronized (elector) {
  synchronized (this) {
   byte[] activeData;
   try {
    activeData = elector.getActiveData();
   } catch (ActiveNotFoundException e) {
    return null;
   } catch (KeeperException ke) {
    throw new IOException(
      "Unexpected ZooKeeper issue fetching active node info", ke);
   }
   
   HAServiceTarget oldActive = dataToTarget(activeData);
   return oldActive;
  }
 }
}

代码示例来源：origin: com.github.jiayuhan-it/hadoop-common

/**
 * @return an {@link HAServiceTarget} for the current active node
 * in the cluster, or null if no node is active.
 * @throws IOException if a ZK-related issue occurs
 * @throws InterruptedException if thread is interrupted 
 */
private HAServiceTarget getCurrentActive()
  throws IOException, InterruptedException {
 synchronized (elector) {
  synchronized (this) {
   byte[] activeData;
   try {
    activeData = elector.getActiveData();
   } catch (ActiveNotFoundException e) {
    return null;
   } catch (KeeperException ke) {
    throw new IOException(
      "Unexpected ZooKeeper issue fetching active node info", ke);
   }
   
   HAServiceTarget oldActive = dataToTarget(activeData);
   return oldActive;
  }
 }
}

代码示例来源：origin: io.prestosql.hadoop/hadoop-apache

/**
 * @return an {@link HAServiceTarget} for the current active node
 * in the cluster, or null if no node is active.
 * @throws IOException if a ZK-related issue occurs
 * @throws InterruptedException if thread is interrupted 
 */
private HAServiceTarget getCurrentActive()
  throws IOException, InterruptedException {
 synchronized (elector) {
  synchronized (this) {
   byte[] activeData;
   try {
    activeData = elector.getActiveData();
   } catch (ActiveNotFoundException e) {
    return null;
   } catch (KeeperException ke) {
    throw new IOException(
      "Unexpected ZooKeeper issue fetching active node info", ke);
   }
   
   HAServiceTarget oldActive = dataToTarget(activeData);
   return oldActive;
  }
 }
}

代码示例来源：origin: ch.cern.hadoop/hadoop-common

/**
 * @return an {@link HAServiceTarget} for the current active node
 * in the cluster, or null if no node is active.
 * @throws IOException if a ZK-related issue occurs
 * @throws InterruptedException if thread is interrupted 
 */
private HAServiceTarget getCurrentActive()
  throws IOException, InterruptedException {
 synchronized (elector) {
  synchronized (this) {
   byte[] activeData;
   try {
    activeData = elector.getActiveData();
   } catch (ActiveNotFoundException e) {
    return null;
   } catch (KeeperException ke) {
    throw new IOException(
      "Unexpected ZooKeeper issue fetching active node info", ke);
   }
   
   HAServiceTarget oldActive = dataToTarget(activeData);
   return oldActive;
  }
 }
}

代码示例来源：origin: ch.cern.hadoop/hadoop-common

private synchronized void fenceOldActive(byte[] data) {
 HAServiceTarget target = dataToTarget(data);
 
 try {
  doFence(target);
 } catch (Throwable t) {
  recordActiveAttempt(new ActiveAttemptRecord(false, "Unable to fence old active: " + StringUtils.stringifyException(t)));
  Throwables.propagate(t);
 }
}

代码示例来源：origin: io.hops/hadoop-common

private synchronized void fenceOldActive(byte[] data) {
 HAServiceTarget target = dataToTarget(data);
 
 try {
  doFence(target);
 } catch (Throwable t) {
  recordActiveAttempt(new ActiveAttemptRecord(false, "Unable to fence old active: " + StringUtils.stringifyException(t)));
  Throwables.propagate(t);
 }
}

代码示例来源：origin: com.github.jiayuhan-it/hadoop-common

private synchronized void fenceOldActive(byte[] data) {
 HAServiceTarget target = dataToTarget(data);
 
 try {
  doFence(target);
 } catch (Throwable t) {
  recordActiveAttempt(new ActiveAttemptRecord(false, "Unable to fence old active: " + StringUtils.stringifyException(t)));
  Throwables.propagate(t);
 }
}

代码示例来源：origin: io.prestosql.hadoop/hadoop-apache

private synchronized void fenceOldActive(byte[] data) {
 HAServiceTarget target = dataToTarget(data);
 
 try {
  doFence(target);
 } catch (Throwable t) {
  recordActiveAttempt(new ActiveAttemptRecord(false, "Unable to fence old active: " + StringUtils.stringifyException(t)));
  Throwables.propagate(t);
 }
}