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Methods to Kind a Checklist in Reverse Order in Java? ArrayList Instance


import java.util.ArrayList;

import java.util.Arrays;

import java.util.Collections;

import java.util.Checklist;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

/**

  * Java Program to type Checklist of object in
reverse order. We are going to see examples of

  * sorting Array Checklist in reverse order of each
default ordering in addition to any

  * customized ordering imposed by Compartor.

  *

  * @creator Javin Paul

  */

public class CollectionSorting
{

 

   
personal static last
Logger logger = LoggerFactory.getLogger(CollectionSorting.class);

  

   
public static void
foremost(String args[]) {

      

        // Creating
and initializing Assortment to type in reverse order

        // Integer
will likely be sorted in reverse numeric order

        Checklist<Integer> assortment = new ArrayList<Integer>();

        assortment.add(101);

        assortment.add(201);

        assortment.add(105);

        assortment.add(302);

      

        logger.debug(“Present order in Assortment :
+ assortment);

      

        // Sorting
Assortment in reverse order

        Collections.type(assortment,
Collections.reverseOrder());

      

        logger.debug(“Sorted on Reverse order in
Assortment : {}”
, assortment);

      

        // Sorting
Checklist of String in reverse Order

        Checklist<String> alphabets = Arrays.asList(“A”,
“B”, “C”, “D”);

      

        logger.debug(“Present order in Checklist of String
: {}”
, alphabets);

      

        // Sorting
Checklist in reverse Order

        Collections.type(alphabets,
Collections.reverseOrder());

      

        logger.debug(“Checklist of String sorted in reverse
order {}”
, alphabets);

   
}

 

}

Output

 [main] DEBUG CollectionSorting  – Present order in Assortment : [101, 201,
105, 302]

 [main] DEBUG CollectionSorting  – Sorted on Reverse order in Assortment : [302, 201,
105, 101]

[main] DEBUG CollectionSorting  – Present order in Checklist of String : [A, B, C,
D]

[main] DEBUG CollectionSorting  – Checklist of String sorted in reverse order [D,
C, B, A]



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