本系统充分利用了Java语言的平台无关性等众多优点，主要采用了Socket网络编程接口、多线程、输入输出流、Swing界面编程技术，为我们构建一个跨平台的真正畅通的网络信息交换工具 。-the system makes full use of Java is platform independent and many other advantages, Socket mainly in the network programming interface, multithreading, inpu