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com.ngdata.sep.util.zookeeper.ZooKeeperOperation类的使用及代码示例

转载 作者:知者 更新时间:2024-03-18 19:07:31 27 4
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本文整理了Java中com.ngdata.sep.util.zookeeper.ZooKeeperOperation类的一些代码示例,展示了ZooKeeperOperation类的具体用法。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。ZooKeeperOperation类的具体详情如下:
包路径:com.ngdata.sep.util.zookeeper.ZooKeeperOperation
类名称:ZooKeeperOperation

ZooKeeperOperation介绍

[英]A callback object which can be used for implementing retry-able operations, used by ZooKeeperItf#retryOperation.
[中]一个回调对象,可用于实现可重试的操作,由ZookePertif#retryOperation使用。

代码示例

代码示例来源:origin: NGDATA/lilyproject

@Override
public T execute() throws KeeperException, InterruptedException {
  return wrapped.execute();
}

代码示例来源:origin: NGDATA/hbase-indexer

@Override
public <T> T retryOperation(ZooKeeperOperation<T> operation) throws InterruptedException, KeeperException {
  if (isCurrentThreadEventThread()) {
    throw new RuntimeException("retryOperation should not be called from within the ZooKeeper event thread.");
  }
  int tryCount = 0;
  while (true) {
    tryCount++;
    try {
      return operation.execute();
    } catch (KeeperException.ConnectionLossException e) {
      // ok
    }
    if (tryCount > 3) {
      log.warn("ZooKeeper operation attempt " + tryCount + " failed due to connection loss.");
    }
    waitForConnection();
  }
}

代码示例来源:origin: com.ngdata/hbase-sep-impl-common

@Override
public <T> T retryOperation(ZooKeeperOperation<T> operation) throws InterruptedException, KeeperException {
  if (isCurrentThreadEventThread()) {
    throw new RuntimeException("retryOperation should not be called from within the ZooKeeper event thread.");
  }
  int tryCount = 0;
  while (true) {
    tryCount++;
    try {
      return operation.execute();
    } catch (KeeperException.ConnectionLossException e) {
      // ok
    }
    if (tryCount > 3) {
      log.warn("ZooKeeper operation attempt " + tryCount + " failed due to connection loss.");
    }
    waitForConnection();
  }
}

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