private void AddAddEvent(SystemEntity obj)
{
if (Added.All(info => info.ObjectBase != obj))
{
EventInfo eventInfo = obj.GetEventInfo();
Added.Add(eventInfo);
eventInfo.PreTransactionHandled = true;
eventInfo.Publish(this, typeof(IOnAdding <>),
(info, ses, t) => info.GetTypedInfo(t).ToAddingArgs(ses, t));
}
}