摘要: 这样吧,这次先上代码,再叙述 public class Student { private String name; private int age; private Student(Builder builder){ this.name=builder.name; this.age=builder 阅读全文
posted @ 2017-08-14 09:11 潇风寒月 阅读(10) 评论(0) 推荐(0)