com.github.ltsopensource.zookeeper.lts.ZkException类的使用及代码示例

x33g5p2x  于2022-02-05 转载在 其他  
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本文整理了Java中com.github.ltsopensource.zookeeper.lts.ZkException类的一些代码示例，展示了ZkException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。ZkException类的具体详情如下：
包路径：com.github.ltsopensource.zookeeper.lts.ZkException
类名称：ZkException

ZkException介绍

暂无

代码示例

代码示例来源：origin: ltsopensource/light-task-scheduler

@Override
public <T> T getData(String path) {
  // 暂时不watch data change 所以第二个参数为false
  try {
    byte[] data = zk.getData(path, false, null);
    return (T) serializer.deserialize(data);
  } catch (KeeperException e) {
    throw new ZkException(e);
  } catch (InterruptedException e) {
    throw new ZkInterruptedException(e);
  }
}

代码示例来源：origin: ltsopensource/light-task-scheduler

public boolean isZkNoNodeException() {
  Throwable cause = getCause();
  if (cause != null && cause instanceof KeeperException) {
    return KeeperException.Code.NONODE != ((KeeperException) cause).code();
  }
  return false;
}

代码示例来源：origin: ltsopensource/light-task-scheduler

private void fireChangeEvent(String path, Set<ChildListener> listeners) {
  if (listeners != null && !listeners.isEmpty()) {
    for (ChildListener listener : listeners) {
      try {
        exists(path);
        List<String> children = getChildren(path);
        listener.childChanged(path, children);
      } catch (ZkException e) {
        if (e.isZkNoNodeException()) {
          listener.childChanged(path, null);
        } else {
          throw e;
        }
      }
    }
  }
}

代码示例来源：origin: ltsopensource/light-task-scheduler

@Override
public <T> T getData(String path) {
  // 暂时不watch data change 所以第二个参数为false
  try {
    byte[] data = zk.getData(path, false, null);
    return (T) serializer.deserialize(data);
  } catch (KeeperException e) {
    throw new ZkException(e);
  } catch (InterruptedException e) {
    throw new ZkInterruptedException(e);
  }
}

代码示例来源：origin: ltsopensource/light-task-scheduler

public boolean isZkNoNodeException() {
  Throwable cause = getCause();
  if (cause != null && cause instanceof KeeperException) {
    return KeeperException.Code.NONODE != ((KeeperException) cause).code();
  }
  return false;
}

代码示例来源：origin: ltsopensource/light-task-scheduler

private void fireChangeEvent(String path, Set<ChildListener> listeners) {
  if (listeners != null && !listeners.isEmpty()) {
    for (ChildListener listener : listeners) {
      try {
        exists(path);
        List<String> children = getChildren(path);
        listener.childChanged(path, children);
      } catch (ZkException e) {
        if (e.isZkNoNodeException()) {
          listener.childChanged(path, null);
        } else {
          throw e;
        }
      }
    }
  }
}

代码示例来源：origin: ltsopensource/light-task-scheduler

public void stopListener() {
    try {
      if (start.compareAndSet(true, false)) {
        nodeCache.getListenable().removeListener(nodeCacheListener);
        nodeCache.close();
      }
    } catch (IOException e) {
      throw new ZkException(e);
    }
  }
}

代码示例来源：origin: ltsopensource/light-task-scheduler

public boolean isZkNodeExistsException() {
    Throwable cause = getCause();
    if (cause != null && cause instanceof KeeperException) {
      return KeeperException.Code.NODEEXISTS != ((KeeperException) cause).code();
    }
    return false;
  }
}

代码示例来源：origin: com.github.ltsopensource/lts-core

private void fireChangeEvent(String path, Set<ChildListener> listeners) {
  if (listeners != null && !listeners.isEmpty()) {
    for (ChildListener listener : listeners) {
      try {
        exists(path);
        List<String> children = getChildren(path);
        listener.childChanged(path, children);
      } catch (ZkException e) {
        if (e.isZkNoNodeException()) {
          listener.childChanged(path, null);
        } else {
          throw e;
        }
      }
    }
  }
}

代码示例来源：origin: ltsopensource/light-task-scheduler

public void startListener() {
  try {
    if (start.compareAndSet(false, true)) {
      childrenCache.start(PathChildrenCache.StartMode.POST_INITIALIZED_EVENT);
      childrenCache.getListenable().addListener(childrenCacheListener);
    }
  } catch (Exception e) {
    throw new ZkException(e);
  }
}

代码示例来源：origin: ltsopensource/light-task-scheduler

public boolean isZkNodeExistsException() {
    Throwable cause = getCause();
    if (cause != null && cause instanceof KeeperException) {
      return KeeperException.Code.NODEEXISTS != ((KeeperException) cause).code();
    }
    return false;
  }
}

代码示例来源：origin: ltsopensource/light-task-scheduler

@Override
protected List<String> addTargetChildListener(String path, ChildListener childListener) {
  checkConnect();
  synchronized (childListeners) {
    Set<ChildListener> listeners = childListeners.get(path);
    if (listeners == null) {
      listeners = new CopyOnWriteArraySet<ChildListener>();
      childListeners.put(path, listeners);
    }
    listeners.add(childListener);
  }
  try {
    zk.exists(path, true);
    try {
      return zk.getChildren(path, true);
    } catch (KeeperException e) {
      if (!isZkNoNodeException(e)) {
        throw e;
      }
    }
  } catch (KeeperException e) {
    throw new ZkException(e);
  } catch (InterruptedException e) {
    throw new ZkInterruptedException(e);
  }
  return null;
}

代码示例来源：origin: com.github.ltsopensource/lts-core

public boolean isZkNoNodeException() {
  Throwable cause = getCause();
  if (cause != null && cause instanceof KeeperException) {
    return KeeperException.Code.NONODE != ((KeeperException) cause).code();
  }
  return false;
}

代码示例来源：origin: ltsopensource/light-task-scheduler

public void startListener() {
  try {
    if (start.compareAndSet(false, true)) {
      childrenCache.start(PathChildrenCache.StartMode.POST_INITIALIZED_EVENT);
      childrenCache.getListenable().addListener(childrenCacheListener);
    }
  } catch (Exception e) {
    throw new ZkException(e);
  }
}

代码示例来源：origin: com.github.ltsopensource/lts-core

public boolean isZkNodeExistsException() {
    Throwable cause = getCause();
    if (cause != null && cause instanceof KeeperException) {
      return KeeperException.Code.NODEEXISTS != ((KeeperException) cause).code();
    }
    return false;
  }
}

代码示例来源：origin: ltsopensource/light-task-scheduler

@Override
public boolean exists(String path) {
  boolean watch = CollectionUtils.isNotEmpty(childListeners.get(path));
  try {
    return zk.exists(path, watch) != null;
  } catch (KeeperException e) {
    if (isZkNoNodeException(e)) {
      return false;
    } else {
      throw new ZkException(e);
    }
  } catch (InterruptedException e) {
    throw new ZkInterruptedException(e);
  }
}

代码示例来源：origin: ltsopensource/light-task-scheduler

@Override
public List<String> getChildren(String path) {
  boolean watch = CollectionUtils.isNotEmpty(childListeners.get(path));
  try {
    return zk.getChildren(path, watch);
  } catch (KeeperException e) {
    if (isZkNoNodeException(e)) {
      return null;
    } else {
      throw new ZkException(e);
    }
  } catch (InterruptedException e) {
    throw new ZkInterruptedException(e);
  }
}

代码示例来源：origin: ltsopensource/light-task-scheduler

@Override
public boolean exists(String path) {
  boolean watch = CollectionUtils.isNotEmpty(childListeners.get(path));
  try {
    return zk.exists(path, watch) != null;
  } catch (KeeperException e) {
    if (isZkNoNodeException(e)) {
      return false;
    } else {
      throw new ZkException(e);
    }
  } catch (InterruptedException e) {
    throw new ZkInterruptedException(e);
  }
}

代码示例来源：origin: ltsopensource/light-task-scheduler

public void startListener() {
  try {
    if (start.compareAndSet(false, true)) {
      nodeCache.start(true);
      nodeCache.getListenable().addListener(nodeCacheListener);
    }
  } catch (Exception e) {
    throw new ZkException(e);
  }
}

代码示例来源：origin: ltsopensource/light-task-scheduler

public void startListener() {
  try {
    if (start.compareAndSet(false, true)) {
      nodeCache.start(true);
      nodeCache.getListenable().addListener(nodeCacheListener);
    }
  } catch (Exception e) {
    throw new ZkException(e);
  }
}

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