A Web Teach Communication System Based on General Java Server
一种基于通用Java服务器的网上教学交流系统*

A general Java server called JASS was designed and implemented. By analyzing the client-server model in usual socket service, JASS provides a develop framework for developers so that they can focus their work on the protocol implementation but not the repeated work. A teacher-student communication system was based on JASS was introduced at last.