学习netty源码，为后续rocketmq等学习打下基础(Learn netty source code,Lay the foundation for follow up rocketmq and other learning)

netty通信 模板 1111希望大家好好学习，netty解决高并发通信非常好用，操作简单快捷(Netty communication template 1111 hope everyone to study hard, netty solve high concurrency communication is very easy to use, simple and quick operation.)