/home/coin/svn-release/OS-2.10.0/OS/src/OSSolverInterfaces/OSCouenneSolver.h

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/* $Id: OSCouenneSolver.h 4951 2015-02-06 22:04:27Z Gassmann $ */
#ifndef COUENNESOLVER_H
#define COUENNESOLVER_H

#include "OSConfig.h"
#include "OSDefaultSolver.h"
#include "OSBonminSolver.h"
#include "OSIpoptSolver.h"
#include "OSrLWriter.h"
#include "OSInstance.h"
#include "OSParameters.h"
#include "OSiLReader.h"
#include "OSExpressionTree.h"
#include "OSnLNode.h"
#include "OSDataStructures.h"
#include "OSFileUtil.h"
#include "OSErrorClass.h"
#include "OSResult.h"
#include "OSOption.h"

#ifdef OS_HAS_CPPAD
# include <cppad/cppad.hpp>
#endif


//Couenne stuff
namespace Couenne
{
class CouenneProblem;
class expression;
}
#include "BonCbc.hpp"
#include "BonCouenneSetup.hpp"
#include "CouenneBab.hpp"

#include <vector>
#include <map>



class CouenneSolver : public DefaultSolver
{
public:

    CouenneSolver();

    ~CouenneSolver();

    virtual void  solve() throw (ErrorClass) ;

    virtual void  buildSolverInstance() throw(ErrorClass);

    virtual void  setSolverOptions() throw(ErrorClass);

    void dataEchoCheck();

    void writeResult();

    OSiLReader *m_osilreader;

    OSoLReader *m_osolreader;

    Couenne::CouenneProblem *couenne;

    Ipopt::SmartPtr<BonminProblem> tminlp;

    Ipopt::SmartPtr<Bonmin::TNLPSolver> app_ ;

    //SmartPtr<Bonmin::IpoptSolver> app_ ;

    // this is a Bonmin BonCbc object;
    Couenne::CouenneBab bb;

    Bonmin::TMINLP::SolverReturn status;

    Couenne::expression *con_body;
    Couenne::expression *obj_body;

private:
    OSrLWriter  *osrlwriter;

    Couenne::CouenneSetup couenneSetup;
    std::string couenneErrorMsg;

    Couenne::expression* createCouenneExpression(OSnLNode* node);
};


#endif /*COUENNESOLVER_H*/

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