用java开发的即时通信系统，界面比较美观，实现qq的基本功能，包括好友，文件传输等功能-Java development with real-time communication systems, the interface more beautiful realization of the basic functions of qq, including friends, file transfer and other functions

TCP聊天系统，实现局域网的信息交流，实现局域网的文件传输,信息交流，聊天。-TCP chat system, the exchange of information in LAN, LAN to achieve file transfer, information exchange, chat.

一个java开发的即时通信系统，实现qq的基本功能，包括好友，文件传输等功能完整代码.-An instant messaging system for java development, qq, including the complete code of the Friends, file transfer and other functions.