BASE64加密Demo

import java.io.UnsupportedEncodingException;

import sun.misc.BASE64Encoder;
class Demo
{
    public static void main(String args[])throws Exception
    {
        test();
    }
    public static void test() throws UnsupportedEncodingException
    {
        BASE64Encoder en = new BASE64Encoder();
        String s = en.encode(new String("字符串").getBytes("utf-8"));
        System.out.println(s);
    }
}