public class DoubleComparator
extends java.lang.Object
implements java.util.Comparator<java.lang.Double>
Modifier and Type | Field and Description |
---|---|
private double |
epsilon |
Constructor and Description |
---|
DoubleComparator(double epsilon) |
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() |
public int compare(java.lang.Double x, java.lang.Double y)
compare
in interface java.util.Comparator<java.lang.Double>
public double getEpsilon()
private static boolean complexCloseEnough(double a, double b, double epsilon)
private static boolean closeEnough(java.lang.Double x, java.lang.Double y, double epsilon)
public int hashCode()
hashCode
in class java.lang.Object
public boolean equals(java.lang.Object obj)
equals
in interface java.util.Comparator<java.lang.Double>
equals
in class java.lang.Object