class OvernightFutureTradeCalculations {

  public DoubleScenarioArray parSpread(
      ResolvedOvernightFutureTrade trade,
      RatesMarketDataLookup lookup,
      ScenarioMarketData marketData) {

    return calc.parSpread(trade, lookup.marketDataView(marketData));
  }

  public  OvernightFutureTradeCalculations(
      DiscountingOvernightFutureTradePricer tradePricer);

}