public static void activate(String uuid) {

    Logger.info("用户开始进行激活,uuid" + uuid);
    User user = User.find("uuid", uuid).first();
    Logger.info("start activate:" + user.activated + "id:" + user.id);
    if (user != null) {
      // 激活成功
      user.activated = true;
      user.save();
      Logger.info("user id:" + user.id);
      render("@activatesuccess");

    } else {
      Application.index();
    }
  }