protected bool running_a_round(curr_strand currStrand)
{
currStrand.strand = this;
while (0 != _readyQueue.Count)
{
if (0 != _pauseState && 0 != Interlocked.CompareExchange(ref _pauseState, 2, 1))
{
currStrand.strand = null;
return(false);
}
Action stepHandler = _readyQueue.First.Value;
_readyQueue.RemoveFirst();
functional.catch_invoke(stepHandler);
}
MsgQueue <Action> waitQueue = _waitQueue;
Monitor.Enter(this);
if (0 != _waitQueue.Count)
{
_waitQueue = _readyQueue;
Monitor.Exit(this);
_readyQueue = waitQueue;
currStrand.strand = null;
next_a_round();
}
else
{
_locked = false;
Monitor.Exit(this);
currStrand.strand = null;
}
return(true);
}
public work_service()
{
_work = 0;
_waiting = 0;
_runSign = true;
_opQueue = new MsgQueue <Action>();
}
public shared_strand()
{
_locked = false;
_pauseState = 0;
_sysTimer = new async_timer.steady_timer(this, false);
_utcTimer = new async_timer.steady_timer(this, true);
_readyQueue = new MsgQueue <Action>();
_waitQueue = new MsgQueue <Action>();
_runTask = () => run_task();
}