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deba@inf.elte.hu
Port LP and MIP solvers from SVN -r3509 (#44)
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/* -*- mode: C++; indent-tabs-mode: nil; -*-

 *

 * This file is a part of LEMON, a generic C++ optimization library.

 *

 * Copyright (C) 2003-2008

 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport

 * (Egervary Research Group on Combinatorial Optimization, EGRES).

 *

 * Permission to use, modify and distribute this software is granted

 * provided that this copyright notice appears in all copies. For

 * precise terms see the accompanying LICENSE file.

 *

 * This software is provided "AS IS" with no warranty of any kind,

 * express or implied, and with no claim as to its suitability for any

 * purpose.

 *

 */



#ifndef LEMON_MIP_GLPK_H

#define LEMON_MIP_GLPK_H



///\file

///\brief Header of the LEMON-GLPK mip solver interface.

///\ingroup lp_group





#include <lemon/lp_glpk.h>



namespace lemon {

  /// \brief Interface for the GLPK MIP solver

  ///

  /// This class implements an interface for the GLPK MIP solver.

  ///\ingroup lp_group

  class MipGlpk : public MipSolverBase, public LpGlpk{



  public:



    typedef MipSolverBase ParentMip;

    typedef LpGlpk ParentLp;



    MipGlpk();

    //~MipGlpk();







  protected:



    virtual ColTypes _colType(int col) const;

    virtual void _colType(int col, ColTypes col_type);



    virtual LpGlpk::SolveExitStatus _solve();

    virtual LpGlpk::SolutionStatus _getMipStatus() const;

    virtual ParentLp::Value _getPrimal(int i) const;

    virtual ParentLp::Value _getPrimalValue() const;

  };



} //END OF NAMESPACE LEMON



#endif // END OF LEMON_MIP_GLPK_H