/home/coin/SVN-release/CoinAll-1.1.0/Cgl/src/CglLandP/CglLandPValidator.hpp

Go to the documentation of this file.

// Copyright (C) 2005, Pierre Bonami and others.  All Rights Reserved.
// Author:   Pierre Bonami                                                  
//           Tepper School of Business
//           Carnegie Mellon University, Pittsburgh, PA 15213
// Date:     11/22/05
//---------------------------------------------------------------------------

#ifndef CglValidator_H
#define CglValidator_H
#include "OsiSolverInterface.hpp"
#include "CglParam.hpp"
#include <vector>

//[5] = {"Accepted", "violation too small", "small coefficient too small", "big dynamic","too dense"}



class CglValidator
{
public:
  enum RejectionsReasons{
    NoneAccepted=0 ,
    SmallViolation ,
    SmallCoefficient ,
    BigDynamic ,
    DenseCut,
    EmptyCut,
    DummyEnd
  };

  CglValidator(double maxFillIn = 1.,
               double maxRatio = 1e8, 
               double minViolation = 0,
          bool scale = false);

  int cleanCut(OsiRowCut & aCut, const double * solCut,const OsiSolverInterface &si, const CglParam & par) const;
  int cleanCut2(OsiRowCut & aCut, const double * solCut, const OsiSolverInterface &si, const CglParam & par) const;
  int operator()(OsiRowCut & aCut, const double * solCut,const OsiSolverInterface &si, const CglParam & par) const
  {return cleanCut2(aCut, solCut, si, par);}
  void setMaxFillIn(double value) { maxFillIn_ = value;}
  void setMaxRatio(double value) { maxRatio_ = value;}
  void setMinViolation(double value) {minViolation_ = value;}
  double getMaxFillIn() {return maxFillIn_;}
  double getMaxRatio() { return maxRatio_;}
  double getMinViolation() {return minViolation_;}
  const std::string& failureString(RejectionsReasons code) const {return rejections_[(int) code];} 
  const std::string& failureString(int code) const {return rejections_[ code];} 
  int numRejected(RejectionsReasons code)const{ return numRejected_[(int) code];}
  int numRejected(int code)const{ return numRejected_[ code];}
private:
  static void fillRejectionReasons();
  double maxFillIn_;
  double maxRatio_;
  double minViolation_;
  bool scale_;
  static std::vector<std::string> rejections_;
  mutable std::vector<int> numRejected_;
};
#endif

---