public UsersTableService() {

        List<User> usersList =  userService.getUsersList();
        for (User user:usersList){
            if (!user.getUserLogin().equals("admin"))
            rows.add(Arrays.asList(user.getUserLogin(), user.getUserPassword(), user.getUserName(), user.getUserSurname(), user.getUserCity(), user.getUserCountry()));
        }
        try {
            oldRows = (List) ObjectClonerService.deepCopy(rows);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }