public object GetValue(int id)
{
ValueWaiter waiter = CreateOrGetWaiter(id);
//waiter = list.GetOrAdd(id, waiter);
var result = waiter.GetValue();
dictWaiters.Remove(id, out _);
return(result);
}
private ValueWaiter CreateOrGetWaiter(int id)
{
ValueWaiter waiter;
lock (listLocker)
{
if (dictWaiters.ContainsKey(id))
{
waiter = dictWaiters[id];
}
else
{
waiter = new ValueWaiter();
}
dictWaiters.TryAdd(id, waiter);
}
return(waiter);
}
