CbcBranchDefaultDecision.hpp

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// $Id$
// Copyright (C) 2002, International Business Machines
// Corporation and others.  All Rights Reserved.
// This code is licensed under the terms of the Eclipse Public License (EPL).
 
// Edwin 11/10/2009-- carved out of CbcBranchActual
 
#ifndef CbcBranchDefaultDecision_H
#define CbcBranchDefaultDecision_H
 
#include "CbcBranchBase.hpp"
 
class CbcBranchDefaultDecision : public CbcBranchDecision {
public:
  // Default Constructor
  CbcBranchDefaultDecision();
 
  // Copy constructor
  CbcBranchDefaultDecision(const CbcBranchDefaultDecision &);
 
  virtual ~CbcBranchDefaultDecision();

  virtual CbcBranchDecision *clone() const;

  virtual void initialize(CbcModel *model);

  virtual int betterBranch(CbcBranchingObject *thisOne,
    CbcBranchingObject *bestSoFar,
    double changeUp, int numInfUp,
    double changeDn, int numInfDn);
  virtual void setBestCriterion(double value);
  virtual double getBestCriterion() const;

 
  virtual int
  bestBranch(CbcBranchingObject **objects, int numberObjects, int numberUnsatisfied,
    double *changeUp, int *numberInfeasibilitiesUp,
    double *changeDown, int *numberInfeasibilitiesDown,
    double objectiveValue);
 
private:
  CbcBranchDefaultDecision &operator=(const CbcBranchDefaultDecision &rhs);


  double bestCriterion_;

  double bestChangeUp_;

  int bestNumberUp_;

  double bestChangeDown_;

  CbcBranchingObject *bestObject_;

  int bestNumberDown_;
};
 
#endif
 
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