what is the full stack of the exception?
because who does have that field?
Streams should always be transient because those can't be serialized
whats the wicket version?
johan
On 11/6/07, James Perry <[EMAIL PROTECTED]> wrote:
>
> Hello fellow Wicket users,
>
> I am getting a
> org.apache.wicket.util.io.SerializableChecker$WicketNotSerializableException:
> Unable to serialize class:
> org.apache.wicket.util.io.DeferredFileOutputStream exception when I
> added a file upload feature to my AddProductForm.
>
> My form is serialiazable yet I don't which of its child components are
> not serializable. Can anyone shed any light on this?
>
> Cheers,
> James.
>
> Here is my Page class:
>
> public class AddProductPage extends AdminPage {
>
> private static final long serialVersionUID = 1L;
>
> @SpringBean(name="adminService")
> private AdminService adminService;
>
> public AddProductPage(Product product) {
> MenuBorder border = new MenuBorder("libBorder");
> border.add(new FeedbackPanel("feedback"));
> border.add(new AddProductForm("productForm", product));
> add(border);
> }
>
> private final class AddProductForm extends Form {
>
> private static final long serialVersionUID = 1L;
>
> private FileUploadField fileUploadField;
>
> public AddProductForm(String id, Product product) {
> super(id, new CompoundPropertyModel(product));
> setMultiPart(true);
> add(new RequiredTextField("name"));
> add(new RequiredTextArea("description"));
> add(new RequiredTextField("sellValue",
> BigDecimal.class));
> add(new RequiredTextField("units", Long.class));
> add(new CheckBox("onSell"));
> add(new DropDownChoice("category",
> catalogService.getCategories()));
> add(new DropDownChoice("manufacturer",
> catalogService.getManufacturers()));
> add(fileUploadField = new
> FileUploadField("fileInput", new
> Model(fileUploadField)));
> setMaxSize(Bytes.megabytes(100));
> }
>
> @Override
> protected void onSubmit() {
> final FileUpload upload =
> fileUploadField.getFileUpload();
> if (upload != null)
> System.out.println("File is not empty! Whoo
> hooo!");
> else
> System.out.println("File is empty! Whoo
> hooo!");
> fileUploadField.detachModels();
> /**Product product = (Product) getModelObject();
> product.setEntryDate(new Timestamp(
> System.currentTimeMillis()));
> product.setImageURL("uploads/");
> System.out.println(product.getCategory());
> adminService.saveProduct(product);
> setResponsePage(ViewProductsPage.class);**/
> }
>
> }
>
> }
>
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