subperiodscouponpricer.hpp

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/*
 Copyright (C) 2016 Quaternion Risk Management Ltd
 All rights reserved.
 
 This file is part of ORE, a free-software/open-source library
 for transparent pricing and risk analysis - http://opensourcerisk.org
 
 ORE is free software: you can redistribute it and/or modify it
 under the terms of the Modified BSD License.  You should have received a
 copy of the license along with this program.
 The license is also available online at <http://opensourcerisk.org>
 
 This program is distributed on the basis that it will form a useful
 contribution to risk analytics and model standardisation, but WITHOUT
 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 FITNESS FOR A PARTICULAR PURPOSE. See the license for more details.
*/
 
/*! \file subperiodscouponpricer.hpp
    \brief Pricer for sub-period coupons
 
        \ingroup cashflows
*/
 
#ifndef quantext_sub_periods_coupon_pricer_hpp
#define quantext_sub_periods_coupon_pricer_hpp
 
#include <ql/cashflows/couponpricer.hpp>
 
#include <qle/cashflows/subperiodscoupon.hpp>
 
namespace QuantExt {
using namespace QuantLib;
//! Pricer for sub-period coupons
/*! \ingroup cashflows
  \todo merge into QuantLib
 */
class SubPeriodsCouponPricer1 : public FloatingRateCouponPricer {
public:
    SubPeriodsCouponPricer1() {}
 
    void initialize(const FloatingRateCoupon& coupon) override;
    Rate swapletRate() const override;
 
    Real swapletPrice() const override { QL_FAIL("swapletPrice not available"); }
    Real capletPrice(Rate) const override { QL_FAIL("capletPrice not available"); }
    Rate capletRate(Rate) const override { QL_FAIL("capletRate not available"); }
    Real floorletPrice(Rate) const override { QL_FAIL("floorletPrice not available"); }
    Rate floorletRate(Rate) const override { QL_FAIL("floorletRate not available"); }
 
protected:
    Real gearing_;
    Spread spread_;
    Time accrualPeriod_;
    QuantLib::ext::shared_ptr<InterestRateIndex> index_;
    SubPeriodsCoupon1::Type type_;
    bool includeSpread_;
 
    const SubPeriodsCoupon1* coupon_;
};
} // namespace QuantExt
 
#endif