code: @Override
    public boolean eIsSet(int featureID)
    {
      switch (featureID)
      {
        case SimpleAntlrPackage.PARAMETER__TYPE:
          return TYPE_EDEFAULT == null ? type != null : !TYPE_EDEFAULT.equals(type);
        case SimpleAntlrPackage.PARAMETER__NAME:
          return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
      }
      return super.eIsSet(featureID);
    }
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated