org.xmlcml.euclid

Class Real2RangeComparator

java.lang.Object

org.xmlcml.euclid.Real2RangeComparator

All Implemented Interfaces:

Comparator<Real2Range>

public class Real2RangeComparator
extends Object
implements Comparator<Real2Range>

comparator for use with TreeSet<Double> and other tools which normally require equals().

Author:

pm286

Constructor Summary

Constructors

Constructor and Description
Real2RangeComparator(double d)
Real2RangeComparator(RealRangeComparator comparator)
Real2RangeComparator(RealRangeComparator comparatorx, RealRangeComparator comparatory)

Method Summary

Modifier and Type	Method and Description
int	compare(Real2Range r0, Real2Range r1) if Math.abs(d0-d1) <= epsilon return -1 if either arg is null or any ranges in r0 or r1 are null or comparisons clash
void	setComparators(RealRangeComparator comparatorx, RealRangeComparator comparatory) set the tolerance negative values are converted to positive

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

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

Constructor Detail

Real2RangeComparator

public Real2RangeComparator(RealRangeComparator comparator)

Real2RangeComparator

public Real2RangeComparator(RealRangeComparator comparatorx,
                            RealRangeComparator comparatory)

Real2RangeComparator

public Real2RangeComparator(double d)

Method Detail

compare

public int compare(Real2Range r0,
                   Real2Range r1)

if Math.abs(d0-d1) <= epsilon return -1 if either arg is null or any ranges in r0 or r1 are null or comparisons clash

Specified by:

compare in interface Comparator<Real2Range>

setComparators

public void setComparators(RealRangeComparator comparatorx,
                           RealRangeComparator comparatory)

set the tolerance negative values are converted to positive

Parameters:

comparatorx -

comparatory -