public static void RaiseOnSaving(IEntity record, CancelEventArgs e)
{
if (record == null)
{
throw new ArgumentNullException("record");
}
InstanceSaving?.Invoke(record, e);
if (e.Cancel)
{
return;
}
(record as Entity).OnSaving(e);
}
internal static Task OnInstanceSaving(CancelEventArgs args) => InstanceSaving.Raise(args);
