code: public EClass getPPO() {
  		if (ppoEClass == null) {
  			ppoEClass = (EClass)EPackage.Registry.INSTANCE.getEPackage(AfplibPackage.eNS_URI).getEClassifiers().get(316);
  		}
  		return ppoEClass;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated