Package org.apache.slider.core.zk

Examples of org.apache.slider.core.zk.BlockingZKWatcher

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  private void verifyZookeeperLive(String zkQuorum, int timeout) throws
                                                                 IOException,
                                                                 KeeperException,
                                                                 InterruptedException {

    BlockingZKWatcher watcher = new BlockingZKWatcher();
    ZooKeeper zookeeper = new ZooKeeper(zkQuorum, 10000, watcher, true);
    zookeeper.getChildren("/", watcher);

    watcher.waitForZKConnection(timeout);
   
  }
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  private void verifyZookeeperLive(String zkQuorum, int timeout) throws
                                                                 IOException,
                                                                 KeeperException,
                                                                 InterruptedException {

    BlockingZKWatcher watcher = new BlockingZKWatcher();
    ZooKeeper zookeeper = new ZooKeeper(zkQuorum, 10000, watcher, true);
    zookeeper.getChildren("/", watcher);

    watcher.waitForZKConnection(timeout);
   
  }
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   **/
  protected ZKIntegration getZkClient(String clusterName, String user) throws YarnException {
    String registryQuorum = lookupZKQuorum();
    ZKIntegration client = null;
    try {
      BlockingZKWatcher watcher = new BlockingZKWatcher();
      client = ZKIntegration.newInstance(registryQuorum, user, clusterName, true, false, watcher);
      client.init();
      watcher.waitForZKConnection(2 * 1000);
    } catch (InterruptedException e) {
      client = null;
      log.warn("Unable to connect to zookeeper quorum {}", registryQuorum, e);
    } catch (IOException e) {
      log.warn("Unable to connect to zookeeper quorum {}", registryQuorum, e);
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Related Classes of org.apache.slider.core.zk.BlockingZKWatcher

  • org.apache.slider.client.SliderClient
  • org.apache.slider.providers.accumulo.AccumuloProviderService
  • java.net.ConnectException
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