摘要: 为什么并发集合类不支持null 按照设计者 "Doug Lea" 自己的说法是: The main reason that nulls aren't allowed in ConcurrentMaps (ConcurrentHashMaps, ConcurrentSkipListMaps) is t 阅读全文
posted @ 2018-08-02 18:23 redreampt 阅读(285) 评论(0) 推荐(0) 编辑