BonDummyHeuristic.hpp

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// (C) Copyright Carnegie Mellon University 2005
// All Rights Reserved.
// This code is published under the Eclipse Public License.
//
// Authors :
// P. Bonami, Carnegie Mellon University
//
// Date :  05/26/2005
 
#ifndef BonDummyHeuristic_HPP
#define BonDummyHeuristic_HPP
#include "BonOsiTMINLPInterface.hpp"
 
#include "CbcHeuristic.hpp"
namespace Bonmin
{
  class  DummyHeuristic : public CbcHeuristic
  {
  public:
    DummyHeuristic(OsiTMINLPInterface * si = NULL);
    DummyHeuristic(CbcModel &model, OsiTMINLPInterface * si = NULL);
    DummyHeuristic( const DummyHeuristic &copy):
        CbcHeuristic(copy),
        nlp_(copy.nlp_),
        knowsSolution(copy.knowsSolution)
    {}

    void setNlp(OsiTMINLPInterface * si);
    virtual int solution(double &solutionValue, double *betterSolution);
    virtual int solution(double &solutionValue, double *betterSolution, OsiCuts & cs)
    {
      return solution(solutionValue, betterSolution);
    }
    virtual CbcHeuristic * clone()const
    {
      return new DummyHeuristic(*this);
    }
    virtual void resetModel(CbcModel*)
    {}
  virtual bool shouldHeurRun(int whereFrom){
     return true;}
  private:
    OsiTMINLPInterface * nlp_;
    bool knowsSolution;
  };
}
#endif