net.sf.tweety.math.opt.solver

Class GlpkSolver

java.lang.Object

net.sf.tweety.math.opt.Solver

net.sf.tweety.math.opt.solver.GlpkSolver

public class GlpkSolver
extends Solver

Provides a Java binding to the Glpk solver (https://www.gnu.org/software/glpk).

Author:

Matthias Thimm

Field Summary

Fields

Modifier and Type	Field and Description
static String	binary Path to the binary or lp_solve

Constructor Summary

Constructors

Constructor and Description
GlpkSolver()

Method Summary

Modifier and Type	Method and Description
static boolean	isInstalled()
static void	setBinary(String binary) Sets the path to the binary.
static void	setTmpFolder(File path) Sets the path for the temporary folder.
Map<Variable,Term>	solve(ConstraintSatisfactionProblem problem) Computes a solution to the given constraint satisfaction or optimization problem, i.e.

Methods inherited from class net.sf.tweety.math.opt.Solver

getDefaultGeneralSolver, getDefaultIntegerLinearSolver, getDefaultLinearSolver, hasDefaultGeneralSolver, hasDefaultIntegerLinearSolver, hasDefaultLinearSolver, setDefaultGeneralSolver, setDefaultIntegerLinearSolver, setDefaultLinearSolver

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

binary

public static String binary

Path to the binary or lp_solve

Constructor Detail

GlpkSolver

public GlpkSolver()

Method Detail

isInstalled

public static boolean isInstalled()
                           throws UnsupportedOperationException

Throws:

UnsupportedOperationException

solve

public Map<Variable,Term> solve(ConstraintSatisfactionProblem problem)
                         throws GeneralMathException

Description copied from class: Solver

Computes a solution to the given constraint satisfaction or optimization problem, i.e. a mapping from variables of the problem to terms.

Specified by:

solve in class Solver

Parameters:

problem - the actual problem

Returns:

a mapping from variables of the problem to terms.

Throws:

GeneralMathException - if something went wrong.

setBinary

public static void setBinary(String binary)

Sets the path to the binary.

Parameters:

binary - the path to the binary.

setTmpFolder

public static void setTmpFolder(File path)

Sets the path for the temporary folder.

Parameters:

path - some path.