class NormalSwaptionExpirySimpleMoneynessVolatilities implements NormalSwaptionVolatilities, ImmutableBean, Serializable {

  @Override
  public FixedIborSwapConvention getConvention() {
    return convention;
  }

  @ImmutableConstructor private  NormalSwaptionExpirySimpleMoneynessVolatilities(
      FixedIborSwapConvention convention,
      ZonedDateTime valuationDateTime,
      Surface surface);

}