此源码为本小组Java课程设计的作品，作品名名称是微Q的实现，基本实现了QQ的登陆、注册、聊天、群聊和文件传输、好友上线提醒功能，以及GUI。-This source-based Java curriculum design team works, Artist name is the realization of micro-Q, the basic realization of QQ login, registration, chat, group chat and file transfe