the different ways of base64

import java.io.*;

import sun.misc.*;

public class DeEnBase64{

public static void main(String args[]) throws Exception{

File f=new File("C:/aa.bmp");

FileInputStream fis=new FileInputStream(f);

FileOutputStream fos=new FileOutputStream("c:/bb.bmp");

byte[] by=new byte[(int)f.length()];

fis.read(by);

//from soap.jar;

//String s=new org.apache.soap.encoding.soapenc.Base64().encode(by);

//from axis.jar;

String s=new org.apache.axis.encoding.Base64().encode(by);

//from standard jdk;

//String s=new sun.misc.BASE64Encoder().encode(by);

fos.write(new BASE64Decoder().decodeBuffer(s));

System.out.println(s.length());

}

}