1         BASE64Encoder base64=new BASE64Encoder();
2         String encoderStr=base64.encode(string.getBytes("utf-8"));
3         System.out.println(encoderStr);
4         
5         BASE64Decoder base64decoder=new BASE64Decoder();
6         byte b[]=base64decoder.decodeBuffer(encoderStr);
7         System.out.println(new String(b,"utf-8"));