Class MapUtil

java.lang.Object

MapUtil

public class MapUtil
extends Object

Utilities for working with Java maps (dictionaries). For theory, see: https://en.wikipedia.org/wiki/Associative_array

Since:

2017-08-02

Constructor Summary

Constructors

Constructor	Description
MapUtil()

Method Summary

Modifier and Type	Method	Description
(package private) static <K, V extends Comparable<? super V>> SortedSet<Map.Entry<K,V>>	entriesSortedByValues(Map<K,V> map, boolean reverse)	Return a SortedSet of a Map based on Comparable values.
static void	main(String[] args)	Main test method.

Methods inherited from class java.lang.Object

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

Constructor Details

MapUtil

public MapUtil()

Method Details

entriesSortedByValues

static <K,
V extends Comparable<? super V>>
SortedSet<Map.Entry<K,V>> entriesSortedByValues(Map<K,V> map,
 boolean reverse)

Return a SortedSet of a Map based on Comparable values. From: https://stackoverflow.com/questions/2864840/treemap-sort-by-value

main

public static void main(String[] args)

Main test method.