public void Add(ZooKeeperEvent @event)
{
if (_shutdown.Value == false)
{
try { _eventQueue.TryAdd(@event); }
catch { }
}
}
private void FireNewSessionEvent()
{
foreach (var listener in _stateListeners)
{
Action <ZooKeeperEvent> handler = e => listener.OnNewSession();
var description = string.Format("New session event send to {0}", listener);
var @event = new ZooKeeperEvent(description, handler);
_eventExecutor.Add(@event);
}
}
private void FireStateChangedEvent(KeeperState state)
{
foreach (var listener in _stateListeners)
{
Action <ZooKeeperEvent> handler = e => listener.OnStateChanged(state);
var description = string.Format("KeeperState changed to {0}, send to {1}", state, listener);
var @event = new ZooKeeperEvent(description, handler);
_eventExecutor.Add(@event);
}
}
private void FireDataChangedEvent(string path, IEnumerable <IDataListener> listeners)
{
var bytes = _connection.Value.GetData(path, true, null);
foreach (var listener in listeners)
{
Action <ZooKeeperEvent> handler = e =>
{
Console.WriteLine(e.Description);
listener.OnDataChanged(path, bytes);
};
var description = string.Format("data of node {0} changed, send to {1}", path, listener);
var @event = new ZooKeeperEvent(description, handler);
_eventExecutor.Add(@event);
}
}
private void FireChildrenChangedEvent(string dir, IEnumerable <IChildListener> listeners)
{
var children = _connection.Value.GetChildren(dir, true).Select(child => dir + "/" + child).ToList();
foreach (var listener in listeners)
{
Action <ZooKeeperEvent> handler = e =>
{
Console.WriteLine(e.Description);
listener.OnChildrenChanged(children);
};
var description = string.Format("Children of path {0} changed, send to {1}", dir, listener);
var @event = new ZooKeeperEvent(description, handler);
_eventExecutor.Add(@event);
}
}