Sorry, now I see what was happening, I had to get rid of the outer
updateModel because it was changing the date model to null:
public void updateModel() {}
Cheers,
Carlos
On 4/16/07, Carlos Pita <[EMAIL PROTECTED]> wrote:
> Hi all,
>
> I'm getting a null model object error when submitting a form that
> includes a date form macro-component that is a composite of simple
> drop down fields for year, month and day. This custom component model
> is initialized to be a compound model of a (not null) date passed as
> argument:
>
> public DateComponent(String id, Date date) {
> super(id, new CompoundPropertyModel(date));
> ....
> }
>
> The sub components are then created as:
>
> new DropDownChoice("day", getRange(...), renderer);
> new DropDownChoice("month", getRange(...), renderer);
> new DropDownChoice("year", getRange(...), renderer);
>
> But during form submission I get the error trace quoted below, as if
> the compound model is not being taken into account for the children
> updateModel():
>
> WicketMessage: Null object setting value: 16 with expression: day
>
> Root cause:
>
> org.apache.wicket.WicketRuntimeException: Null object setting value:
> 16 with expression: day
> at
> org.apache.wicket.util.lang.PropertyResolver.setValue(PropertyResolver.java:123)
> at
> org.apache.wicket.model.AbstractPropertyModel.setObject(AbstractPropertyModel.java:152)
> at org.apache.wicket.Component.setModelObject(Component.java:2057)
> at
> org.apache.wicket.markup.html.form.FormComponent.updateModel(FormComponent.java:724)
> at org.apache.wicket.markup.html.form.Form$10.validate(Form.java:982)
> at
> org.apache.wicket.markup.html.form.Form$ValidationVisitor.formComponent(Form.java:167)
> at org.apache.wicket.markup.html.form.Form$4.component(Form.java:542)
> at org.apache.wicket.MarkupContainer.visitChildren(MarkupContainer.java:793)
> at org.apache.wicket.MarkupContainer.visitChildren(MarkupContainer.java:808)
>
> Am I missing something?
>
> TIA.
> Cheers,
> Carlos
>
-------------------------------------------------------------------------
This SF.net email is sponsored by DB2 Express
Download DB2 Express C - the FREE version of DB2 express and take
control of your XML. No limits. Just data. Click to get it now.
http://sourceforge.net/powerbar/db2/
_______________________________________________
Wicket-user mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/wicket-user
