Method delete

ch4/CommentDaoImpl.java:27–33

(Integer cno, String commenter)

    } // int delete(String statement)

    @Override
    public int delete(Integer cno, String commenter) throws Exception {
        Map map = new HashMap();
        map.put("cno", cno);
        map.put("commenter", commenter);
        return session.delete(namespace+"delete", map);
    } // int delete(String statement, Object parameter)

    @Override
    public int insert(CommentDto dto) throws Exception {