public bool TryAccept(string id, ThrottleParams throttleParams, out WaitOnFailOptions waitOnFailOptions)
{
var count = _count;
// Exit if count == MaxValue as incrementing would overflow.
while (count < _max && count != int.MaxValue)
{
var prev = Interlocked.CompareExchange(ref _count, count + 1, count);
if (prev == count)
{
waitOnFailOptions = default(WaitOnFailOptions);
return(true);
}
// Another thread changed the count before us. Try again with the new counter value.
count = prev;
}
waitOnFailOptions = this.WaitOnFailOptions;
return(false);
}
public LimitConcurrentQueueManager(int concurrentRequests, TimeSpan waitOnFailTimeout)
{
this._max = concurrentRequests;
this.WaitOnFailOptions = new WaitOnFailOptions(waitOnFailTimeout);
}