public ArrayList<UserBean> getUsers() {
        try {
            ArrayList<UserBean> users = new ArrayList<UserBean>();
            String sql = "SELECT * from user;";
            ResultSet rs = this.db.read(sql);
            while (rs.next()) {
                users.add(this.createUserBean(rs));
            }
            return users;
        } catch (SQLException ex) {
            Logger.getLogger(FilmothekModel.class.getName()).log(Level.SEVERE, null, ex);
            return null;
        }
        
    }