org.assertj.core.util

Class DoubleComparator

java.lang.Object

org.assertj.core.util.DoubleComparator

All Implemented Interfaces:

java.util.Comparator<java.lang.Double>

public class DoubleComparator
extends java.lang.Object
implements java.util.Comparator<java.lang.Double>

Field Summary

Fields

Modifier and Type	Field and Description
private double	epsilon

Constructor Summary

Constructors

Constructor and Description
DoubleComparator(double epsilon)

Method Summary

Modifier and Type	Method and Description
private static boolean	closeEnough(java.lang.Double x, java.lang.Double y, double epsilon)
int	compare(java.lang.Double x, java.lang.Double y)
private static boolean	complexCloseEnough(double a, double b, double epsilon) handles floating point comparison according to http://floating-point-gui.de/errors/comparison/
boolean	equals(java.lang.Object obj)
double	getEpsilon()
int	hashCode()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Field Detail

epsilon

private double epsilon

Constructor Detail

DoubleComparator

public DoubleComparator(double epsilon)

Method Detail

compare

public int compare(java.lang.Double x,
                   java.lang.Double y)

Specified by:

compare in interface java.util.Comparator<java.lang.Double>

getEpsilon

public double getEpsilon()

complexCloseEnough

private static boolean complexCloseEnough(double a,
                                          double b,
                                          double epsilon)

handles floating point comparison according to http://floating-point-gui.de/errors/comparison/

closeEnough

private static boolean closeEnough(java.lang.Double x,
                                   java.lang.Double y,
                                   double epsilon)

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Specified by:

equals in interface java.util.Comparator<java.lang.Double>

Overrides:

equals in class java.lang.Object