edu.harvard.econcs.jopt.solver.mip

Class MIPResult

java.lang.Object

edu.harvard.econcs.jopt.solver.mip.MIPResult

All Implemented Interfaces:

IMIPResult, Solution, Serializable, Comparable<Solution>

public class MIPResult
extends Object
implements IMIPResult

The results of running CPLEX.

Since:

Apr 12, 2004

Version:

$Revision: 1.2 $ on $Date: 2017/11/08 12:55:46 $

Author:

Benjamin Lubin; Last modified by $Author: blubin $

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	MIPResult.ConstraintPrinter

Constructor Summary

Constructors

Constructor and Description
MIPResult(double objectiveValue, Map<String,Double> values, Map<Constraint,Double> constraintidsToDuals)

Method Summary

Modifier and Type	Method and Description
boolean	equal(Object other)
double	getDual(Constraint constraint) Returns the dual of a constraint that was added with IMIP.add(constraint, constraintId)
Queue<IntermediateSolution>	getIntermediateSolutions() Get the Queue of intermediate solutions, if available
double	getObjectiveValue() Returns the objective value calculated by the solver
long	getSolveTime() Length to solve the mip (not including conversion time etc.) in milis
double	getValue(String varName)
double	getValue(Variable variable)
Map	getValues() Returns a Map from strings to Double objects
int	hashCode()
void	setIntermediateSolutions(Queue<IntermediateSolution> lst)
void	setSolveTime(long solveTime)
String	toString()
String	toString(IMIP mip) Dump the results out to std out, using the MIP to make it pretty

Methods inherited from class java.lang.Object

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

Methods inherited from interface edu.harvard.econcs.jopt.solver.mip.Solution

compareTo

Constructor Detail

MIPResult

public MIPResult(double objectiveValue,
                 Map<String,Double> values,
                 Map<Constraint,Double> constraintidsToDuals)

Method Detail

getObjectiveValue

public double getObjectiveValue()

Description copied from interface: Solution

Returns the objective value calculated by the solver

Specified by:

getObjectiveValue in interface Solution

getValues

public Map getValues()

Description copied from interface: Solution

Returns a Map from strings to Double objects

Specified by:

getValues in interface Solution

getValue

public double getValue(Variable variable)

Specified by:

getValue in interface Solution

getValue

public double getValue(String varName)

Specified by:

getValue in interface Solution

getDual

public double getDual(Constraint constraint)

Description copied from interface: IMIPResult

Returns the dual of a constraint that was added with IMIP.add(constraint, constraintId)

Specified by:

getDual in interface IMIPResult

getSolveTime

public long getSolveTime()

Description copied from interface: Solution

Length to solve the mip (not including conversion time etc.) in milis

Specified by:

getSolveTime in interface Solution

setSolveTime

public void setSolveTime(long solveTime)

getIntermediateSolutions

public Queue<IntermediateSolution> getIntermediateSolutions()

Description copied from interface: IMIPResult

Get the Queue of intermediate solutions, if available

Specified by:

getIntermediateSolutions in interface IMIPResult

setIntermediateSolutions

public void setIntermediateSolutions(Queue<IntermediateSolution> lst)

toString

public String toString()

Overrides:

toString in class Object

toString

public String toString(IMIP mip)

Description copied from interface: IMIPResult

Dump the results out to std out, using the MIP to make it pretty

Specified by:

toString in interface IMIPResult

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equal

public boolean equal(Object other)