使用比较器按降序对Java ArrayList进行排序

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import java.util.ArrayList;

import java.util.Collections;

import java.util.Comparator;


public class Main {


  public static void main(String[] args) {

    ArrayList arrayList = new ArrayList();


    // Add elements to Arraylist

    arrayList.add("A");

    arrayList.add("B");

    arrayList.add("C");

    arrayList.add("D");

    arrayList.add("E");


    Comparator comparator = Collections.reverseOrder();/* 来自 nowjava.com - 时代Java*/


    System.out.println("Before sorting ArrayList in descending order : " + arrayLi