class DiscountingOvernightFutureProductPricer {

  double marginIndex(ResolvedOvernightFuture future, double price) {
    return price * future.getNotional() * future.getAccrualFactor();
  }

  public  DiscountingOvernightFutureProductPricer(RateComputationFn<RateComputation> rateComputationFn);

}