private List <Action> TryDequeue()
{
if (_actions.Count > 0)
{
Lists.Swap(ref _actions, ref _toPass);
_actions.Clear();
return(_toPass);
}
return(null);
}
private List <Action> DequeueAll()
{
Wait();
lock (_syncRoot)
{
if (Actions.Count == 0)
{
return(Queue.Empty);
}
Lists.Swap(ref Actions, ref ToPass);
Actions.Clear();
return(ToPass);
}
}
public List <Action> Drain()
{
lock (_lock)
{
if (ReadyToDequeue())
{
Lists.Swap(ref _actions, ref _toPass);
_actions.Clear();
return(_toPass);
}
return(null);
}
}
private List <Action> ClearActions()
{
lock (_lock)
{
if (_queue.Count == 0)
{
_flushPending = false;
return(Queue.Empty);
}
Lists.Swap(ref _queue, ref _toPass);
_queue.Clear();
return(_toPass);
}
}
public List <Action> Drain()
{
lock (_lock)
{
if (ReadyToDequeue())
{
Lists.Swap(ref _actions, ref _toPass);
_actions.Clear();
Monitor.PulseAll(_lock);
return(_toPass);
}
return(Queue.Empty);
}
}
private List <Action> DequeueAll()
{
bool lockTaken = false;
try
{
_lock.Enter(ref lockTaken);
if (_actions.Count == 0)
{
return(Queue.Empty);
}
Lists.Swap(ref _actions, ref _toPass);
_actions.Clear();
return(_toPass);
}
finally
{
if (lockTaken)
{
_lock.Exit();
}
}
}