code: public EClass getSIA() {
  		if (siaEClass == null) {
  			siaEClass = (EClass)EPackage.Registry.INSTANCE.getEPackage(AfplibPackage.eNS_URI).getEClassifiers().get(337);
  		}
  		return siaEClass;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated