do you see the persistent elements in DB? Can you see the elements if
you change FetchType.LAZY to EAGER?
2011/2/2 JB <jbthe...@gmail.com>:
> Hi,
>
> I'm having troubles in using collection (list) of entities with
> requestFactory.
>
> The persistence of the whole graph is OK, but whenever I try to
> retrieve it, it shows no embedded element.
>
> There is obviously something wrong in my code, but I cannot figure
> out...
> I couldn't find any clear explanation nor a workaround.
>
> Here is my code:
>
> -------------------------------------------
>
> //class declaration
> public class Container{
>
> @OneToMany(fetch = FetchType.LAZY)
> private List<Element> elements;
> }
> (getter/setters automatically generated with Roo)
>
>
> //creation
> ContainerRequest context = requestFactory.containerRequest();
> elementProxy element = context.create(ElementProxy.class);
> ContainerProxy container = context.create(ContainerProxy.class);
>
> List<ElementProxy> list = new ArrayList<ElementProxy>();
> list.add(element);
> container.setId("foo");
> container.setElements(list);
> context.persist().using(container).fire();
> //so far, so good.... I got an Element created, and a container
>
> //retrieval
> ContainerRequest requestGetContainer =
> requestFactory.containerRequest();
> Request<ContainerProxy> getcontainer =
> requestGetContainer.findContainer("foo").with("elements");
> Receiver<ContainerProxy> callback = new Receiver<ContainerProxy>(){
> public void onSuccess(ContainerProxy result) {
> System.out.println("nb elements: " +
> result.getElements().size());
> }};
> callback.fire();
>
> -------------------------------------------
> as a result, the list of elements is empty....
>
> Any help/tip welcomed on that.....
>
>
>
>
>
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