android客户端仿QQ源代码，包括Client、Server和SQL执行语句（在SQl server中执行就可以），主要实现了一对一、一对多聊天-android client imitation QQ source code, including the Client, Server, and SQL statement is executed (SQl server), the main achievement of the one-to-one, one-to-many chat

实现android一对多通信。利用多线程来实现这个功能。-Android-to-many communication to achieve. The use of multi-threading to achieve this functionality.