code: @Override
  	public EClass getIfcSlabStandardCase() {
  		if (ifcSlabStandardCaseEClass == null) {
  			ifcSlabStandardCaseEClass = (EClass) EPackage.Registry.INSTANCE.getEPackage(Ifc4Package.eNS_URI)
  					.getEClassifiers().get(604);
  		}
  		return ifcSlabStandardCaseEClass;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated