I guess it is becuase menu items are put into a
HashMap in MenuRepository, that's why the sequence is
not presevered.
--- lixin chu <[EMAIL PROTECTED]> wrote:
> Hi,
> would like check if anyone has encountered this
> before.
>
> i basically want to display menu items in a
> particular
> order. the menu items are stored in a database. I
> followed the online example. I deliberatly store the
> menu items into the database according to the view
> sequence. The resulted list of items show the
> corrent
> sequnce. However, when jsp renders the topMenus, it
> seems that it order is not what I stored in the
> database (the sub menu items are all correctly
> displayed in each top menu).
>
> SQL query menu database:
> ------------------------
> "from Menu p order by p.id asc"
>
> in my StartupListener:
> ----------------------
> MenuRepository defaultRepository = (MenuRepository)
> context.getAttribute
> (MenuRepository.MENU_REPOSITORY_KEY);
> MenuRepository repository = new MenuRepository();
>
repository.setDisplayers(defaultRepository.getDisplayers());
> MenuManager mgr = (MenuManager)
> ctx.getBean("menuManager");
>
> List menus = mgr.getMenus();
> for (int i=0; i<menus.size();i++) {
> MenuComponent mc = new MenuComponent();
> Menu m = (Menu) menus.get(i);
> BeanUtils.copyProperties (mc, m);
> String parent = m.getParentName();
> if(parent != null) {
> MenuComponent parentMenu =
> repository.getMenu(parent);
> if (parent == null) {
> parentMenu = new MenuComponent();
> parentMenu.setName(parent);
> repository.addMenu(parentMenu);
> }
> mc.setParent(parentMenu);
> }
> repository.addMenu(mc);
> }
>
> context.setAttribute("menuRepository", repository);
>
>
> in my jsp file:
> ----------------
> <menu:useMenuDisplayer name="ListMenu"
> repository="menuRepository">
> <c:forEach var="menu"
> items="${menuRepository.topMenus}">
> <menu-el:displayMenu name="${menu.name}"/>
> </c:forEach>
> </menu:useMenuDisplayer>
>
>
> I am not sure how to control the <c:forEach> with
> menuRepository so that it displays the topMenu in my
> intended order.
>
> thanks
> li xin
>
>
>
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