コード例 #1
0
  @Override
  public Map<String, Object> defineModel(HttpServletRequest request) {
    Map<String, Object> result = new HashMap<String, Object>();

    int start = (page - 1) * resultsPerPage;
    int end = start + resultsPerPage;

    Collection<Topic> topics =
        dao.find(
            new Comparator<Topic>() {
              public int compare(Topic o1, Topic o2) {
                if (o2.getLastPostMilli().equals(o1.getLastPostMilli())) {
                  return 0;
                } else if (o2.getLastPostMilli() > o1.getLastPostMilli()) {
                  return 1;
                } else {
                  return -1;
                }
              }
            },
            start,
            end);

    result.put("topics", topics);

    hasNext = (topics.size() == resultsPerPage);

    result.put("member", request.getSession().getAttribute("user"));
    result.put("controller", this);

    return result;
  }
コード例 #2
0
  @Override
  public Page processRequest(HttpServletRequest request) {
    Page result = this;

    if ("new".equals(request.getParameter("action"))) {
      Member member = (Member) request.getSession().getAttribute("user");

      result = new TopicEdit(this, new Topic(member));
    } else if ("previous".equals(request.getParameter("action"))) {
      if (page > 1) {
        page--;
      }
    } else if ("next".equals(request.getParameter("action"))) {
      if (page < getNumberOfPages()) {
        page++;
      }
    } else if (isAction("edit")) {
      long id = Long.parseLong(request.getParameter("actionValue"));

      result = new TopicEdit(this, dao.find(id));
    } else if (isAction("remove")) {
      long topicId = Long.parseLong(request.getParameter("actionValue"));

      Topic topic = dao.find(topicId);

      CommentDao commentDao = new CommentDao();

      for (Comment comment : topic.getComments()) {
        commentDao.remove(comment);
      }

      dao.remove(topicId);
    }

    return result;
  }
コード例 #3
0
 public int getNumberOfResults() {
   return dao.size();
 }
コード例 #4
0
 public int getNumberOfPages() {
   return ((dao.size() - 1) / resultsPerPage) + 1;
 }