如何在对象数组中查找第二大元素

做一个

List

Books

Collections.sort

    List<Book> booklist = new ArrayList<Book>(Arrays.asList(b));    Collections.sort(booklist, new Comparator<Book>() {        @Override        public int compare(Book o1, Book o2) { return o2.getPrice() - o1.getPrice();        }    });    if (booklist.size() > 1) {        System.out.println(booklist.get(1));    }