java non-blocking socket programming

本程序是结合通道套接字、选择器和缓冲区，使用非阻塞模式编写服务器和客户端的通信程序-This procedure is a combination of channel socket, selector and buffer, the use of non-blocking mode write server and client communication program

用java实现的一个socket服务器,采用非阻塞模式,可以支持大量并发连接,(A socket server using Java implementation, using non-blocking mode, can support a large number of simultaneous connections,)