code: public EClass getSTO() {
  		if (stoEClass == null) {
  			stoEClass = (EClass)EPackage.Registry.INSTANCE.getEPackage(AfplibPackage.eNS_URI).getEClassifiers().get(340);
  		}
  		return stoEClass;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated