public void QueueOperation(string key, RequestOperation operation)
{
if (PendingOperations.ContainsKey(key))
{
throw new InvalidOperationException("Operation is already pending.");
}
PendingOperations.Add(key, operation);
}
public async ValueTask ExecuteOperation(string key, object State)
{
RequestOperation req;
if (PendingOperations.TryGetValue(key, out req))
{
Interlocked.Increment(ref req.RefCount);
await req.Ev.WaitAsync();
return;
}
if (!PendingOperations.TryAdd(key, req = new RequestOperation(State)))
{
throw new ArgumentException("An item with the same key has already been added");
}
await req.Ev.WaitAsync();
}
public void QueueOperation(string key, RequestOperation operation)
{
if (PendingOperations.ContainsKey(key))
throw new InvalidOperationException("Operation is already pending.");
PendingOperations.Add(key, operation);
}
