框架收藏

http://www.ruoyi.vip/
http://www.jeecg.com/
http://java.isture.com/
https://www.jianshu.com/p/ae25eb3cfb5d 锁
https://hutool.cn/docs/#/ 工具类
https://blog.csdn.net/whxwkb/article/details/79820170 循环手动事务
https://www.imooc.com/article/265871 nio
https://zhuanlan.zhihu.com/p/83597838 nio
https://www.pianshen.com/article/3051290158/ jenkins
https://blog.csdn.net/weixin_42194284/article/details/94313499 3次握手