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/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

 Copyright (C) 2006 Giorgio Facchinetti

 This file is part of QuantLib, a free-software/open-source library
 for financial quantitative analysts and developers - http://quantlib.org/

 QuantLib is free software: you can redistribute it and/or modify it
 under the terms of the QuantLib license.  You should have received a
 copy of the license along with this program; if not, please email
 <quantlib-dev@lists.sf.net>. The license is also available online at

 This program is distributed in the hope that it will be useful, but WITHOUT
 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 FOR A PARTICULAR PURPOSE.  See the license for more details.

#include <ql/MarketModels/Products/MultiStep/multistepswap.hpp>

namespace QuantLib {

    MultiStepSwap::MultiStepSwap(const std::vector<Time>& rateTimes,
                                 const std::vector<Real>& fixedAccruals,
                                 const std::vector<Real>& floatingAccruals,
                                 const std::vector<Time>& paymentTimes,
                                 double fixedRate,
                                 bool payer)
    : MultiProductMultiStep(rateTimes),
      fixedAccruals_(fixedAccruals), floatingAccruals_(floatingAccruals),
      paymentTimes_(paymentTimes), fixedRate_(fixedRate), payer_(payer),
      multiplier_(payer ? 1.0 : -1.0), lastIndex_(rateTimes.size()-1) {}

    bool MultiStepSwap::nextTimeStep(
            const CurveState& currentState,
            std::vector<Size>& numberCashFlowsThisStep,
            std::vector<std::vector<MarketModelMultiProduct::CashFlow> >&
        Rate liborRate = currentState.forwardRate(currentIndex_);

        genCashFlows[0][0].timeIndex = currentIndex_;
        genCashFlows[0][0].amount =

        genCashFlows[0][1].timeIndex = currentIndex_;
        genCashFlows[0][1].amount =

        numberCashFlowsThisStep[0] = 2;


        return (currentIndex_ == lastIndex_);

    std::auto_ptr<MarketModelMultiProduct> MultiStepSwap::clone() const {
        return std::auto_ptr<MarketModelMultiProduct>(
                                                 new MultiStepSwap(*this));


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