单列模式--代码
摘要:
package com.test.interfaces;public class Cnblog04 { //单列模式--懒汉 private static Cnblog04 instance; private Cnblog04(){}; public static Cnblog04 getInsta 阅读全文
posted @ 2017-10-10 16:43 jackyu126 阅读(260) 评论(0) 推荐(0) 编辑