private void GiveBackContext(UploadWorkerContext context)
{
lock (this) {
Ticket ticket;
do
{
if (Queue.Count == 0)
{
AvailableContexts.Enqueue(context);
return;
}
else
{
ticket = Queue.First.Value;
Queue.RemoveFirst();
RenumberTickets();
}
} while (!ticket.CompletionSource.TrySetResult(context));
ticket.Context = context; // just in case they're not waiting RIGHT NOW
}
}
public async Task <UploadWorkerContext> GetContext()
{
return(Context = await ContextTask);
}
public Ticket(Action <Ticket> onDispose, UploadWorkerContext task)
: this(onDispose)
{
ContextTask = Task.FromResult(Context = task);
}
