private IUpliftCalculator CalculateUplift() { IUpliftCalculator upliftCalculator = CreateUpliftCalculator(); try { upliftCalculator.Calculate(); } catch (WTIUpliftCalculatorException e) { throw new PipingCalculatorException(e.Message, e); } catch (PipingException <EffectiveThicknessCalculator> e) { throw new PipingCalculatorException(e.Message, e); } return(upliftCalculator); }