code: @Override
  	public EClass getIfcPhysicalComplexQuantity() {
  		if (ifcPhysicalComplexQuantityEClass == null) {
  			ifcPhysicalComplexQuantityEClass = (EClass) EPackage.Registry.INSTANCE.getEPackage(Ifc4Package.eNS_URI)
  					.getEClassifiers().get(414);
  		}
  		return ifcPhysicalComplexQuantityEClass;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated