@Override
 public Circle mapRow(ResultSet resultSet, int rowNum) throws SQLException {
   Circle circle = new Circle();
   circle.setId(resultSet.getInt("ID"));
   circle.setName(resultSet.getString("NAME"));
   return circle;
 }
 public void insertCircle(Circle circle) {
   String sql = "INSERT INTO CIRCLE (ID, NAME) VALUES (:id, :name)";
   SqlParameterSource namedParameters =
       new MapSqlParameterSource("id", circle.getId()).addValue("name", circle.getName());
   namedParameterJdbcTemplate.update(sql, namedParameters);
 }