Base64的加密解密

//BASE64可逆算法-加密
//pwd.getBytes()字符串转字节数组
//byte[] bytes=Base64.encodeBase64(pwd.getBytes());
//字节数组转字符串
//System.out.println(new String(bytes));


//解密
//String pwd2="MTIzNDU2";
//byte[] bytes2=Base64.decodeBase64(pwd2.getBytes());
//System.out.println(new String(bytes2));