CbcPartialNodeInfo.hpp

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// Edwin 11/24/09 carved from CbcNode
#ifndef CbcPartialNodeInfo_H
#define CbcPartialNodeInfo_H

#include <string>
#include <vector>

#include "CoinWarmStartBasis.hpp"
#include "CoinSearchTree.hpp"
#include "CbcBranchBase.hpp"
#include "CbcNodeInfo.hpp"

class OsiSolverInterface;
class OsiSolverBranch;

class OsiCuts;
class OsiRowCut;
class OsiRowCutDebugger;
class CoinWarmStartBasis;
class CbcCountRowCut;
class CbcModel;
class CbcNode;
class CbcSubProblem;
class CbcGeneralBranchingObject;
class CbcPartialNodeInfo : public CbcNodeInfo {

public:

    virtual void applyToModel (CbcModel *model, CoinWarmStartBasis *&basis,
                               CbcCountRowCut **addCuts,
                               int &currentNumberCuts) const ;

    virtual int applyBounds(int iColumn, double & lower, double & upper, int force) ;
    virtual CbcNodeInfo * buildRowBasis(CoinWarmStartBasis & basis ) const ;
    // Default Constructor
    CbcPartialNodeInfo ();

    // Constructor from current state
    CbcPartialNodeInfo (CbcNodeInfo * parent, CbcNode * owner,
                        int numberChangedBounds, const int * variables,
                        const double * boundChanges,
                        const CoinWarmStartDiff *basisDiff) ;

    // Copy constructor
    CbcPartialNodeInfo ( const CbcPartialNodeInfo &);

    // Destructor
    ~CbcPartialNodeInfo ();

    virtual CbcNodeInfo * clone() const;
    inline const CoinWarmStartDiff *basisDiff() const {
        return basisDiff_ ;
    }
    inline const int * variables() const {
        return variables_;
    }
    // New bound
    inline const double * newBounds() const {
        return newBounds_;
    }
    inline int numberChangedBounds() const {
        return numberChangedBounds_;
    }
protected:
    /* Data values */

    CoinWarmStartDiff *basisDiff_ ;
    int * variables_;
    // New bound
    double * newBounds_;
    int numberChangedBounds_;
private:

    CbcPartialNodeInfo & operator=(const CbcPartialNodeInfo& rhs);
};

#endif //CbcPartialNodeInfo_H