public override ActionPortIn GetActionInport(List <UInt32> used, UInt32 portId, UInt32 portInstanceId)
{
ActionPortIn ai = base.GetActionInport(used, portId, portInstanceId);
if (ai == null)
{
if (!used.Contains(BranchId))
{
used.Add(BranchId);
if (_list != null)
{
ai = _list.GetActionInport(used, portId, portInstanceId);
}
}
}
return(ai);
}