这是一个客户端与服务端进行通信的java小程序，使用socket通信，当从客户端输入窗口提示的通关语，则会在窗口显示从服务器端发来的通过信息。-This is a client and server-side java applets to communicate using socket communication, input from the client window when the prompt clearance language, will be displayed in the window sent from the server side through information.