you can build your own analog of listdataprovider that pulls the list
directly from whatever property contains the latest.

-igor

On Tue, May 26, 2009 at 9:38 AM, Vasu Srinivasan <[email protected]> wrote:
> Hello:
> I have a simple search form , where some criteria refreshes the table based
> on the db. I got it working with ListView, but im trying to use
> ListDataProvider, I feel missing something:
>
> class MyForm {
>  List myList;
>  MyDataView myDataView;
>  MyDataProvider myDataProvider;
>
>  public MyForm() {
>   �...@override public void onSubmit() {
>       myList  = refreshData(criteria);
>       //Question: How do I set this list into the myDataView or
> myDataProvider ? I thought myDataView or the provider will auto pick it up,
> because its a member variable and is a RefreshingView
>    }
>
>    //First time
>    myList = refreshData(defaultCriteria);
>    myDataView = new MyDataView("myDataView" , new MyDataProvider(myList));
>    add(myListView);
>  }
> }
>
>
> class MyDataView extends DataView {
>   public MyDataView(String id, IDataProvider provider) { super(id,
> provider); }
>
>   @Override public void populateItem(Item item) { .... }
> }
>
> class MyDataProvider extends ListDataProvider {
>  public MyDataProvider(List list) {
>     super(list);
>  }
> }
>
> I looked at the example that uses ListView
> http://cwiki.apache.org/WICKET/reading-from-a-database.html
> <http://cwiki.apache.org/WICKET/reading-from-a-database.html>
>
> With ListView it works fine if I do this in the method onSubmit()
>
> myList = refreshData(criteria);
> myListView.setList(myList);
>
> But with DataView, I do not have a set method to reset the new list obtained
> based on the criteria. The db returns correct data, but the page displays
> the old data (no change). Neither do I see a method to set the new list in
> the ListDataProvider.
>
> I even tried adding a new view inside the onSubmit, but that doesnt work
> either:
>
> myDataView = new MyDataView("myDataView", new MyDataProvider(newList));
>
> --
> Thanks!
> Vasu Srinivasan
>

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