public CurrencyParameterSensitivity singleCreditCurveParameterSensitivity(PointSensitivities pointSensitivities, StandardId legalEntityId, Currency currency)
{
CurrencyParameterSensitivities sens = CurrencyParameterSensitivities.empty();
foreach (PointSensitivity point in pointSensitivities.Sensitivities)
{
if (point is CreditCurveZeroRateSensitivity)
{
CreditCurveZeroRateSensitivity pt = (CreditCurveZeroRateSensitivity)point;
if (pt.LegalEntityId.Equals(legalEntityId) && pt.Currency.Equals(currency))
{
LegalEntitySurvivalProbabilities factors = survivalProbabilities(pt.LegalEntityId, pt.CurveCurrency);
sens = sens.combinedWith(factors.parameterSensitivity(pt));
}
}
}
ArgChecker.isTrue(sens.size() == 1, "sensitivity must be unique");
return(sens.Sensitivities.get(0));
}
//-------------------------------------------------------------------------
public CurrencyParameterSensitivities parameterSensitivity(PointSensitivities pointSensitivities)
{
CurrencyParameterSensitivities sens = CurrencyParameterSensitivities.empty();
foreach (PointSensitivity point in pointSensitivities.Sensitivities)
{
if (point is CreditCurveZeroRateSensitivity)
{
CreditCurveZeroRateSensitivity pt = (CreditCurveZeroRateSensitivity)point;
LegalEntitySurvivalProbabilities factors = survivalProbabilities(pt.LegalEntityId, pt.CurveCurrency);
sens = sens.combinedWith(factors.parameterSensitivity(pt));
}
else if (point is ZeroRateSensitivity)
{
ZeroRateSensitivity pt = (ZeroRateSensitivity)point;
CreditDiscountFactors factors = discountFactors(pt.CurveCurrency);
sens = sens.combinedWith(factors.parameterSensitivity(pt));
}
}
return(sens);
}
