Hi,
On Wed, Jul 24, 2013 at 3:55 PM, Tom Eicher <r...@teicher.net> wrote:
> Hello,
>
> I have an outer form, with a CPM for a business entity.
>
> An inner form
> Form<Void> uploadImageForm = new Form<>("UploadImageForm");
>
> has a
> FileUploadField uploadImageField =
> new FileUploadField("**UploadImageField");
>
> and when I submit the inner form, wicket tries to find
> getters/setters for UploadImageField in my business entity,
> which obviously are not there:
>
> WicketRuntimeException: No get method defined for class: class
> XXXBusinessEntity expression: UploadImageField
>
> I tried many things to work around this problem, including
> Form<Void> uploadImageForm = new Form<>("UploadImageForm", null);
> and
> uploadImageField = new FileUploadField("**UploadImageField", null);
> and
> setModel(null)
> and some more, however the only way to really get rid of this
> I found is:
>
> FileUploadField uploadImageField = new FileUploadField("**UploadImageField",
> new UploadFieldModel());
>
> static class UploadFieldModel implements IModel<List<FileUpload>> {
> List<FileUpload> f;
> @Override
> public List<FileUpload> getObject() {
> return f;
> }
> @Override
> public void setObject(List<FileUpload> object) {
> f=object;
> }
> @Override
> public void detach() {
> }
> }
>
> That doesn't sound too reasonable, does it ?
> I do not need or want the value to be put to any model, is there any
> more sensible way to do this ? (wicket 6.8.0 - will update soon)
>
Actually this is the correct way.
Wicket needs to store the data somewhere. Usually 'somewhere' is the form
component's model.
By using 'null' or by not setting anything the component tries to use its
parent's model.
>
> Cheers, Tom.
>
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>
