ChannelHandler
Netty源码学习3——Channel ，ChannelHandler，ChannelPipeline
[系列文章目录和关于我](https://www.cnblogs.com/cuzzz/p/16609728.html) ## 零丶引入 在[Netty源码学习2——NioEventLoop的执行](https://www.cnblogs.com/cuzzz/p/17641482.html)中，我们学 ......
Netty之ChannelHandler
ChannelHandler Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline. 处理I/O事件或截取I/O操作，并将其转发到 ......