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# /home/coin/SVN-release/DyLP-1.5.0/CoinUtils/src/CoinPresolveIsolated.hpp

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    00001 // Copyright (C) 2002, International Business Machines
    00002 // Corporation and others.  All Rights Reserved.
    00003
    00004 #ifndef CoinPresolveIsolated_H
    00005 #define CoinPresolveIsolated_H
    00006
    00007 #include "CoinPresolveMatrix.hpp"
    00008
    00009 class isolated_constraint_action : public CoinPresolveAction {
    00010   isolated_constraint_action();
    00011   isolated_constraint_action(const isolated_constraint_action& rhs);
    00012   isolated_constraint_action& operator=(const isolated_constraint_action& rhs);
    00013
    00014   double rlo_;
    00015   double rup_;
    00016   int row_;
    00017   int ninrow_;
    00018   // the arrays are owned by the class and must be deleted at destruction
    00019   const int *rowcols_;
    00020   const double *rowels_;
    00021   const double *costs_;
    00022
    00023   isolated_constraint_action(double rlo,
    00024                              double rup,
    00025                              int row,
    00026                              int ninrow,
    00027                              const int *rowcols,
    00028                              const double *rowels,
    00029                              const double *costs,
    00030                              const CoinPresolveAction *next) :
    00031     CoinPresolveAction(next),
    00032     rlo_(rlo), rup_(rup), row_(row), ninrow_(ninrow),
    00033     rowcols_(rowcols), rowels_(rowels), costs_(costs) {}
    00034
    00035  public:
    00036   const char *name() const;
    00037
    00038   static const CoinPresolveAction *presolve(CoinPresolveMatrix * prob,
    00039                                          int row,
    00040                                          const CoinPresolveAction *next);
    00041
    00042   void postsolve(CoinPostsolveMatrix *prob) const;
    00043
    00044   ~isolated_constraint_action();
    00045 };
    00046
    00047
    00048
    00049 #endif