code: @Override
  	public EClass getIfcSubContractResource() {
  		if (ifcSubContractResourceEClass == null) {
  			ifcSubContractResourceEClass = (EClass) EPackage.Registry.INSTANCE.getEPackage(Ifc4Package.eNS_URI)
  					.getEClassifiers().get(668);
  		}
  		return ifcSubContractResourceEClass;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated