摘要: 错误解法一:当处于多线程环境时,会出现竞争。public class Singleton1 { private Singleton1() { } int a =5; private static Singleton1 singleton1 = null; ... 阅读全文
posted @ 2014-01-15 22:06 1angxi 阅读(265) 评论(0) 推荐(0) 编辑