class BondFutureConstantSpreadHorizonCalculator extends HorizonCalculator<BondFuturesTransactionDefinition, IssuerProviderInterface, Double> {

  @Override
  public MultipleCurrencyAmount getTheta(final BondFuturesTransactionDefinition definition, final ZonedDateTime date, final IssuerProviderInterface data,
      final int daysForward, final Calendar calendar) {
    throw new UnsupportedOperationException("Must supply a last margin price");
  }

  private  BondFutureConstantSpreadHorizonCalculator();

}