/**
* Copyright (C) 2014 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.financial.analytics.model.equity.option;
import java.util.Collections;
import java.util.Set;
import com.opengamma.analytics.financial.equity.EqyOptRollGeskeWhaleyPresentValueCalculator;
import com.opengamma.analytics.financial.equity.StaticReplicationDataBundle;
import com.opengamma.analytics.financial.interestrate.InstrumentDerivative;
import com.opengamma.engine.ComputationTargetSpecification;
import com.opengamma.engine.function.FunctionInputs;
import com.opengamma.engine.value.ComputedValue;
import com.opengamma.engine.value.ValueProperties;
import com.opengamma.engine.value.ValueRequirement;
import com.opengamma.engine.value.ValueRequirementNames;
import com.opengamma.engine.value.ValueSpecification;
/**
*
*/
public class ListedEquityOptionRollGeskeWhaleyPresentValueFunction extends ListedEquityOptionRollGeskeWhaleyFunction {
/** The Roll-Geske-Whaley present value calculator */
private static final EqyOptRollGeskeWhaleyPresentValueCalculator s_calculator = EqyOptRollGeskeWhaleyPresentValueCalculator.getInstance();
/** Default constructor */
public ListedEquityOptionRollGeskeWhaleyPresentValueFunction() {
super(ValueRequirementNames.PRESENT_VALUE);
}
@Override
protected Set<ComputedValue> computeValues(final InstrumentDerivative derivative, final StaticReplicationDataBundle market, final FunctionInputs inputs,
final Set<ValueRequirement> desiredValues, final ComputationTargetSpecification targetSpec, final ValueProperties resultProperties) {
final ValueSpecification resultSpec = new ValueSpecification(getValueRequirementNames()[0], targetSpec, resultProperties);
final double pv = derivative.accept(s_calculator, market);
return Collections.singleton(new ComputedValue(resultSpec, pv));
}
}