org.unix4j.util.sort

Class ReverseOrderComparator<T>

java.lang.Object

org.unix4j.util.sort.ReverseOrderComparator<T>

All Implemented Interfaces:

java.util.Comparator<T>

public final class ReverseOrderComparator<T>
extends java.lang.Object
implements java.util.Comparator<T>

Forwards calls to another Comparator but reverses the order. The class provides a static reverse(Comparator) method but no public constructor.

Method Summary

Modifier and Type	Method and Description
int	compare(T o1, T o2)
static <T> java.util.Comparator<T>	reverse(java.util.Comparator<T> comparator) Reverses the given comparator and returns the resulting comparator.

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

Method Detail

reverse

public static <T> java.util.Comparator<T> reverse(java.util.Comparator<T> comparator)

Reverses the given comparator and returns the resulting comparator.

Type Parameters:

T - the generic type for the compared values

Parameters:

comparator - the comparator to reverse

Returns:

a comparator sorting elements in reverse order compared to the given comparator argument

compare

public int compare(T o1,
                   T o2)

Specified by:

compare in interface java.util.Comparator<T>