public void UnSubscribeDataChange(string path, IZkDataListener listener)
{
lock (this)
{
_dataListener.TryGetValue(path, out var dataListeners);
dataListeners?.Remove(listener);
_dataListener[path] = dataListeners;
}
}
public void SubscribeDataChange(string path, IZkDataListener listener)
{
lock (this)
{
_dataListener.TryGetValue(path, out var dataListeners);
if (dataListeners == null)
{
dataListeners = new HashSet <IZkDataListener>();
}
dataListeners.Add(listener);
_dataListener[path] = dataListeners;
}
Task.Run(async() => await WatchForData(path));
}
public void UnsubscribeDataChanges(string path, IZkDataListener dataListener)
{
lock (_dataListener)
{
ConcurrentHashSet <IZkDataListener> listeners = _dataListener.Get(path);
if (listeners != null)
{
listeners.TryRemove(dataListener);
}
if (listeners == null || listeners.Count == 0)
{
ConcurrentHashSet <IZkDataListener> _;
_dataListener.TryRemove(path, out _);
}
}
}
public void SubscribeDataChanges(string path, IZkDataListener listener)
{
ConcurrentHashSet <IZkDataListener> listeners;
lock (_dataListener)
{
listeners = _dataListener.Get(path);
if (listeners == null)
{
listeners = new ConcurrentHashSet <IZkDataListener>();
_dataListener[path] = listeners;
}
listeners.Add(listener);
}
WatchForData(path);
Logger.Debug("Subscribed Data changes for " + path);
}
/// <summary>
/// 订阅指定路径的数据变化
/// </summary>
/// <param name="path">待监听的nodePath</param>
/// <param name="dataListener">指定路径的监听实例</param>
public void SubscribeDataChanges(string path, IZkDataListener dataListener)
{
ConcurrentHashSet <IZkDataListener> listeners;
lock (_dataListener)
{
listeners = _dataListener.Get(path);
if (listeners == null)
{
listeners = new ConcurrentHashSet <IZkDataListener>();
_dataListener[path] = listeners;
}
listeners.Add(dataListener);
}
WatchForData(path);
System.Diagnostics.Debug.WriteLine("Subscribed Data changes for " + path);
}
