/**
* Copyright (C) 2012 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.financial.analytics.model.futureoption;
import java.util.Collections;
import java.util.Set;
import com.opengamma.analytics.financial.equity.EquityOptionBlackThetaCalculator;
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 EquityFutureOptionBlackThetaFunction extends EquityFutureOptionBlackFunction {
/**
* Default constructor
*/
public EquityFutureOptionBlackThetaFunction() {
super(ValueRequirementNames.THETA);
}
@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 double theta = derivative.accept(EquityOptionBlackThetaCalculator.getInstance(), market);
final ValueSpecification spec = new ValueSpecification(getValueRequirementNames()[0], targetSpec, resultProperties);
return Collections.singleton(new ComputedValue(spec, -theta / 365));
}
}