code: @Override
  	public boolean eIsSet(int featureID) {
  		switch (featureID) {
  			case AfplibPackage.SAMPLING_RATIOS_RG__HSAMPLE:
  				return HSAMPLE_EDEFAULT == null ? hsample != null : !HSAMPLE_EDEFAULT.equals(hsample);
  			case AfplibPackage.SAMPLING_RATIOS_RG__VSAMPLE:
  				return VSAMPLE_EDEFAULT == null ? vsample != null : !VSAMPLE_EDEFAULT.equals(vsample);
  		}
  		return super.eIsSet(featureID);
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated