md5 加密模板

public class MD5Util {



    public static String getDigestedPassword(String password) throws NoSuchAlgorithmException {

        byte[] buf = password.getBytes();

        MessageDigest md5 = MessageDigest.getInstance("MD5");

        md5.update(buf);

        byte[] tmp = md5.digest();

        StringBuilder sb = new StringBuilder();

        for (byte b : tmp) {

            sb.append(Integer.toHexString(b & 0xff));

        }

        return sb.toString();

    }

}