/**
* Copyright (C) 2012 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.financial.analytics.model.forex.option.black;
import java.util.Collections;
import java.util.Set;
import com.opengamma.OpenGammaRuntimeException;
import com.opengamma.analytics.financial.forex.calculator.VommaValueBlackForexCalculator;
import com.opengamma.analytics.financial.interestrate.InstrumentDerivative;
import com.opengamma.analytics.financial.model.option.definition.ForexOptionDataBundle;
import com.opengamma.analytics.financial.model.option.definition.SmileDeltaTermStructureDataBundle;
import com.opengamma.engine.ComputationTarget;
import com.opengamma.engine.function.FunctionExecutionContext;
import com.opengamma.engine.function.FunctionInputs;
import com.opengamma.engine.value.ComputedValue;
import com.opengamma.engine.value.ValueRequirement;
import com.opengamma.engine.value.ValueRequirementNames;
import com.opengamma.engine.value.ValueSpecification;
import com.opengamma.financial.analytics.model.black.BlackDiscountingValueVommaFXOptionFunction;
import com.opengamma.util.money.CurrencyAmount;
/**
* Produces Vomma (aka Volga) for FXOption's in the Black (Garman-Kohlhagen) world.
* This is the spot vomma, the 2nd order sensitivity of the present value to the implied vol,
* $\frac{\partial^2}{\partial \sigma^2} (PV) $
* @deprecated Use {@link BlackDiscountingValueVommaFXOptionFunction}
*/
@Deprecated
public class FXOptionBlackVommaFunction extends FXOptionBlackSingleValuedFunction {
public FXOptionBlackVommaFunction() {
super(ValueRequirementNames.VALUE_VOMMA);
}
private static final VommaValueBlackForexCalculator CALCULATOR = VommaValueBlackForexCalculator.getInstance();
@Override
protected Set<ComputedValue> getResult(final InstrumentDerivative forex, final ForexOptionDataBundle<?> data, final ComputationTarget target,
final Set<ValueRequirement> desiredValues, final FunctionInputs inputs, final ValueSpecification spec, final FunctionExecutionContext executionContext) {
if (data instanceof SmileDeltaTermStructureDataBundle) {
final CurrencyAmount result = forex.accept(CALCULATOR, data);
final double vommaValue = result.getAmount();
return Collections.singleton(new ComputedValue(spec, vommaValue));
}
throw new OpenGammaRuntimeException("Can only calculate vomma for surfaces with smiles");
}
}