摘要: package test.singleton;/*懒汉式*/public class singletonOne { public singletonOne(){ } private static final singletonOne singOne=new singletonOne(); publi 阅读全文
posted @ 2019-06-17 17:42 久违的黎明 阅读(158) 评论(0) 推荐(0) 编辑