java nio和bio

理解同步/异步,阻塞/非阻塞:https://juejin.im/entry/598da7d16fb9a03c42431ed3

            2:http://qindongliang.iteye.com/blog/2018539

原文地址:https://www.cnblogs.com/vhyc/p/9161518.html