code: public EClass getIfcStructuredDimensionCallout() {
  		if (ifcStructuredDimensionCalloutEClass == null) {
  			ifcStructuredDimensionCalloutEClass = (EClass) EPackage.Registry.INSTANCE
  					.getEPackage(Ifc2x3tc1Package.eNS_URI).getEClassifiers().get(568);
  		}
  		return ifcStructuredDimensionCalloutEClass;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated