Module org.jgrapht.core

Package org.jgrapht.alg.util

Class ToleranceDoubleComparator

java.lang.Object

org.jgrapht.alg.util.ToleranceDoubleComparator

All Implemented Interfaces:

Serializable, Comparator<Double>

public class ToleranceDoubleComparator
extends Object
implements Comparator<Double>, Serializable

A double comparator with adjustable tolerance.

Author:

Dimitrios Michail

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final double	DEFAULT_EPSILON	Default tolerance used by the comparator.

Constructor Summary

Constructors

Constructor	Description
ToleranceDoubleComparator()	Construct a new comparator with a DEFAULT_EPSILON tolerance.
ToleranceDoubleComparator(double epsilon)	Construct a new comparator with a specified tolerance.

Method Summary

Modifier and Type	Method	Description
int	compare(Double o1, Double o2)	Compares two floating point values.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Field Details

DEFAULT_EPSILON

public static final double DEFAULT_EPSILON

Default tolerance used by the comparator.

See Also:

• Constant Field Values

Constructor Details

ToleranceDoubleComparator

public ToleranceDoubleComparator()

Construct a new comparator with a DEFAULT_EPSILON tolerance.

ToleranceDoubleComparator

public ToleranceDoubleComparator(double epsilon)

Construct a new comparator with a specified tolerance.

Parameters:

epsilon - the tolerance

Method Details

compare

public int compare(Double o1,
 Double o2)

Compares two floating point values. Returns 0 if they are equal, -1 if o1 < o2, 1 otherwise

Specified by:

compare in interface Comparator<Double>

Parameters:

o1 - the first value

o2 - the second value

Returns:

0 if they are equal, -1 if o1 < o2, 1 otherwise