Why don't you create a new PageParameters object in each populateItem?
Martijn
On 3/13/08, Thijs <[EMAIL PROTECTED]> wrote:
> I'm having troubles with pageparameters.
>
> when I use Page.getPageParameters() they are always null untill I call
> super(paramters) in my constructor.
> But when I then add a BookmarkablePageLink I get very strange behavior.
> See the following example code:
>
> public HomePage(final PageParameters parameters) {
> super(parameters);
> ArrayList list = new ArrayList();
> list.add("aaa");
> list.add("bbb");
> list.add("ccc");
> list.add("ddd");
> add(new ListView("test", list ){
> protected void populateItem(ListItem item) {
> PageParameters p = item.getPage().getPageParameters(); //
> getPage().getPageParameters();
> if(p==null) p = new PageParameters();
> String key = (String)item.getModelObject();
> p.add("key", key);
> BookmarkablePageLink lnk = new BookmarkablePageLink("link",
> HomePage.class, p);
> item.add(lnk);
> }
> });
> }
>
> this results in a page that constructs links that look like:
> <li wicket:id="test">
> <a href="?key=aaa" wicket:id="link"> test </a>
> </li>
> <li wicket:id="test">
> <a href="?key=aaa&key=bbb" wicket:id="link"> test </a>
> </li>
> <li wicket:id="test">
> <a href="?key=aaa&key=bbb&key=ccc" wicket:id="link"> test </a>
> </li>
> <li wicket:id="test">
> <a href="?key=aaa&key=bbb&key=ccc&key=ddd"
> wicket:id="link"> test </a>
> </li>
>
> As you can see the pageparameters are added to the previously created
> pageparameters.
> While I was expecting that every link had it's own key, and that when I
> click the link, the previous parameters would be added to the new link.
> Debugging shows that for every loop over populateItem,
> getPage().getPageParameters() returns the newly created PageParameters
> instead of the current PageParameters.
>
> Am I doing something wrong?
>
> Thijs
>
>
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