Implemented virtual functions of class LpCplex.
3 * This file is a part of LEMON, a generic C++ optimization library
5 * Copyright (C) 2003-2006
6 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
7 * (Egervary Research Group on Combinatorial Optimization, EGRES).
9 * Permission to use, modify and distribute this software is granted
10 * provided that this copyright notice appears in all copies. For
11 * precise terms see the accompanying LICENSE file.
13 * This software is provided "AS IS" with no warranty of any kind,
14 * express or implied, and with no claim as to its suitability for any
19 #ifndef LEMON_LP_CPLEX_H
20 #define LEMON_LP_CPLEX_H
23 ///\brief Header of the LEMON-CPLEX lp solver interface.
25 #include <lemon/lp_base.h>
28 #include <ilcplex/cplex.h>
34 /// \brief Interface for the CPLEX solver
36 /// This class implements an interface for the CPLEX LP solver.
37 class LpCplex :virtual public LpSolverBase {
41 typedef LpSolverBase Parent;
55 virtual LpSolverBase &_newLp();
56 virtual LpSolverBase &_copyLp();
59 virtual int _addCol();
60 virtual int _addRow();
61 virtual void _eraseCol(int i);
62 virtual void _eraseRow(int i);
63 virtual void _getColName(int col, std::string & name);
64 virtual void _setColName(int col, const std::string & name);
65 virtual void _setRowCoeffs(int i, LpRowIterator b, LpRowIterator e);
66 virtual void _setColCoeffs(int i, LpColIterator b, LpColIterator e);
67 virtual void _setCoeff(int row, int col, Value value);
68 virtual Value _getCoeff(int row, int col);
70 virtual void _setColLowerBound(int i, Value value);
71 virtual Value _getColLowerBound(int i);
72 virtual void _setColUpperBound(int i, Value value);
73 virtual Value _getColUpperBound(int i);
75 // virtual void _setRowLowerBound(int i, Value value);
76 // virtual void _setRowUpperBound(int i, Value value);
77 virtual void _setRowBounds(int i, Value lower, Value upper);
78 virtual void _getRowBounds(int i, Value &lb, Value &ub);
79 virtual void _setObjCoeff(int i, Value obj_coef);
80 virtual Value _getObjCoeff(int i);
81 virtual void _clearObj();
84 virtual SolveExitStatus _solve();
85 virtual Value _getPrimal(int i);
86 virtual Value _getDual(int i);
87 virtual Value _getPrimalValue();
88 virtual bool _isBasicCol(int i);
90 virtual SolutionStatus _getPrimalStatus();
91 virtual SolutionStatus _getDualStatus();
92 virtual ProblemTypes _getProblemType();
95 virtual void _setMax();
96 virtual void _setMin();
98 virtual bool _isMax();
101 } //END OF NAMESPACE LEMON
103 #endif //LEMON_LP_CPLEX_H