DateCalculator<YearMonthDay> calc1 = YearMonthDayKitCalculatorsFactory.forwardCalculator("UK");

PeriodCountCalculator<YearMonthDay> calc2 = YearMonthDayKitCalculatorsFactory.getDefaultInstance().getPeriodCountCalculator();

IMMDateCalculator<YearMonthDay> calc3 = YearMonthDayKitCalculatorsFactory.getDefaultInstance().getIMMDateCalculator();