java8版本base64加密解密的实例

try {
String asB64 = Base64.getEncoder().encodeToString("http://www.baidu.com".getBytes("utf-8"));
System.out.println(asB64); 
} catch (UnsupportedEncodingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}

byte[] asBytes = Base64.getDecoder().decode(asB64); 
System.out.println(new String(asBytes, "utf-8"));