用java实现的飞秋的基本功能，如登陆，有人上线，然后多线程聊天，和互发文件等，用eclipse的插件设计，可以作为二次开发用。-Flying with java autumn basic functions, such as the landing, it was on the line, and then multi-threaded chat, and mutual issued a document, with eclipse plug design, can be used as th