jalinopt

Class PipedLPSolver

java.lang.Object

jalinopt.LPSolver

jalinopt.PipedLPSolver

Direct Known Subclasses:

AbstractCPLEX, Cbc, LpSolve

public abstract class PipedLPSolver
extends LPSolver

Modelisation of an LP solvers that is implemented through a call to an external process.

Field Summary

Fields

Modifier and Type	Field and Description
static boolean	DEBUG
static toools.io.file.Directory	lpDirectory

Constructor Summary

Constructors

Constructor and Description
PipedLPSolver()

Method Summary

Modifier and Type	Method and Description
protected abstract java.lang.String	callSolverProcessOn(LP lp)
protected static toools.io.file.RegularFile	createLPFile(java.lang.String text)
protected abstract double	extractObjectiveValue(java.lang.String solverOutput)
protected abstract void	extractVariablesValue(java.lang.String solverOutput, LP lp, Result r)
protected abstract boolean	hasFoundSolution(java.lang.String solverOutput)
Result	solve_debug(LP lp)
Result	solve(LP lp)

Methods inherited from class jalinopt.LPSolver

getDefaultSolver, setDefaultSolver, toString

Methods inherited from class java.lang.Object

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

Field Detail

lpDirectory

public static final toools.io.file.Directory lpDirectory

DEBUG

public static boolean DEBUG

Constructor Detail

PipedLPSolver

public PipedLPSolver()

Method Detail

createLPFile

protected static toools.io.file.RegularFile createLPFile(java.lang.String text)
                                                  throws java.io.IOException

Throws:

java.io.IOException

solve_debug

public Result solve_debug(LP lp)

solve

public Result solve(LP lp)

Specified by:

solve in class LPSolver

hasFoundSolution

protected abstract boolean hasFoundSolution(java.lang.String solverOutput)

extractObjectiveValue

protected abstract double extractObjectiveValue(java.lang.String solverOutput)

extractVariablesValue

protected abstract void extractVariablesValue(java.lang.String solverOutput,
                                              LP lp,
                                              Result r)

callSolverProcessOn

protected abstract java.lang.String callSolverProcessOn(LP lp)
                                                 throws java.io.IOException

Throws:

java.io.IOException