CoinPresolveIsolated.hpp

/* $Id$ */
// 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).

#ifndef CoinPresolveIsolated_H
#define CoinPresolveIsolated_H

#include "CoinPresolveMatrix.hpp"

class isolated_constraint_action : public CoinPresolveAction {
  isolated_constraint_action();
  isolated_constraint_action(const isolated_constraint_action &rhs);
  isolated_constraint_action &operator=(const isolated_constraint_action &rhs);

  double rlo_;
  double rup_;
  int row_;
  int ninrow_;
  // the arrays are owned by the class and must be deleted at destruction
  const int *rowcols_;
  const double *rowels_;
  const double *costs_;

  isolated_constraint_action(double rlo,
    double rup,
    int row,
    int ninrow,
    const int *rowcols,
    const double *rowels,
    const double *costs,
    const CoinPresolveAction *next)
    : CoinPresolveAction(next)
    , rlo_(rlo)
    , rup_(rup)
    , row_(row)
    , ninrow_(ninrow)
    , rowcols_(rowcols)
    , rowels_(rowels)
    , costs_(costs)
  {
  }

public:
  const char *name() const;

  static const CoinPresolveAction *presolve(CoinPresolveMatrix *prob,
    int row,
    const CoinPresolveAction *next);

  void postsolve(CoinPostsolveMatrix *prob) const;

  virtual ~isolated_constraint_action();
};

#endif

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