@Override public Set<ComputedValue> getResults( final InstrumentDerivative derivative, final String curveName, final InterpolatedYieldCurveSpecificationWithSecurities curveSpec, final YieldCurveBundle curves, final ValueSpecification resultSpec) { final Map<String, Double> pv01 = CALCULATOR.visit(derivative, curves); if (!pv01.containsKey(curveName)) { throw new OpenGammaRuntimeException( "Could not get PV01 for curve named " + curveName + "; should never happen"); } return Collections.singleton(new ComputedValue(resultSpec, pv01.get(curveName))); }