code: @Override
  	public boolean eIsSet(int featureID) {
  		switch (featureID) {
  			case AfplibPackage.CPC__DEF_CHAR_ID:
  				return DEF_CHAR_ID_EDEFAULT == null ? defCharID != null : !DEF_CHAR_ID_EDEFAULT.equals(defCharID);
  			case AfplibPackage.CPC__PRT_FLAGS:
  				return PRT_FLAGS_EDEFAULT == null ? prtFlags != null : !PRT_FLAGS_EDEFAULT.equals(prtFlags);
  			case AfplibPackage.CPC__CPIRG_LEN:
  				return CPIRG_LEN_EDEFAULT == null ? cpirgLen != null : !CPIRG_LEN_EDEFAULT.equals(cpirgLen);
  			case AfplibPackage.CPC__VS_CHAR_SN:
  				return VS_CHAR_SN_EDEFAULT == null ? vsCharSN != null : !VS_CHAR_SN_EDEFAULT.equals(vsCharSN);
  			case AfplibPackage.CPC__VS_CHAR:
  				return VS_CHAR_EDEFAULT == null ? vsChar != null : !VS_CHAR_EDEFAULT.equals(vsChar);
  			case AfplibPackage.CPC__VS_FLAGS:
  				return VS_FLAGS_EDEFAULT == null ? vsFlags != null : !VS_FLAGS_EDEFAULT.equals(vsFlags);
  		}
  		return super.eIsSet(featureID);
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated