Custom Comparator in Java

import java.util.Arrays;

import java.util.Collections;

import java.util.Comparator;

import java.util.List;



/**

 * @author Jignesh Vachhani

 *

 */





public class Test

{



    /**

     * @param args

     */

    

    private List<String> getSortedString()

    {

        List<String> locales = Arrays.asList("jignesh","vachhani");

        Collections.sort(locales, new Comparator<String>()

        {

            @Override

            public int compare(String aO1, String aO2)

            {

                return aO1.compareTo(aO2);

            }

        });

        return locales;

    }

    

    public static void main(String[] args)

    {

        Test t = new Test();

        System.out.println(t.getSortedString());



    }

}

OutPut : 

[jignesh,vachhani]