一个基于awt开发的cs模式的聊天系统，对网络，多线程，和tcp,UDP等个基础要求比较高，系统设计了文件系统，对协议开发有一定帮助-AWT-based development model cs chat system on the network, multi-threaded, and the tcp, UDP, such as relatively high basic requirements, system design of the file system, the agreemen