一个简单的RMI远程调用程序 java编写的 课程设计的源代码-A simple RMI remote call procedure to prepare the curriculum design java source code

基于java RMI技术的网络聊天室，完整，编译用过。-Based on java RMI technology, internet chat rooms, complete, compile used.

I simulate the ftp server there are main server and branch servers the connection between main server and branches is rmi . client request file from server , if the main server found it , it will return else request it from branch server using