逆转ArrayList的最简单方法是什么？

Collections.reverse(aList);

示例（参考）：

ArrayList aList = new ArrayList();//Add elements to ArrayList objectaList.add("1");aList.add("2");aList.add("3");aList.add("4");aList.add("5");Collections.reverse(aList);System.out.println("After Reverse Order, ArrayList Contains : " + aList);