this java program allows you to execute a linux c command through it and at the same time write the command s output to a file using printwriter class!

这是一个用JAVA来写的一个进行给文件加密和解密的程序,对于初学JAVA的,很实用.-This is a used one for JAVA to write to the file encryption and decryption procedures, JAVA for beginners, very practical.

mp3读写操作封装库，用于JAVA编程开发，主要应用于音频文件操作(make mp3 file read and write jar)