internal IfcDistributionSystem getSystem()
{
foreach (IfcRelAssigns ra in mHasAssignments)
{
IfcRelAssignsToGroup rag = ra as IfcRelAssignsToGroup;
if (rag != null)
{
IfcDistributionSystem ds = rag.RelatingGroup as IfcDistributionSystem;
if (ds != null)
return ds;
}
}
return null;
}
}