private final EmpiricalDistributionVaRCalculator _varCalculator;
public EmpiricalDistributionConditionalVaRCalculator(final Function1D<double[], Double> meanCalculator) {
ArgumentChecker.notNull(meanCalculator, "mean calculator");
_meanCalculator = meanCalculator;
_varCalculator = new EmpiricalDistributionVaRCalculator();
}