code: @Override
  	public EEnum getIfcConstructionProductResourceTypeEnum() {
  		if (ifcConstructionProductResourceTypeEnumEEnum == null) {
  			ifcConstructionProductResourceTypeEnumEEnum = (EEnum) EPackage.Registry.INSTANCE
  					.getEPackage(Ifc4Package.eNS_URI).getEClassifiers().get(945);
  		}
  		return ifcConstructionProductResourceTypeEnumEEnum;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated