OK. It's clicked. I was hoping to have a simple ajaxed submit link
without having to create a fake property on the model object. No problem,
I can see what I missed.
Thanks for your help Igor.
Tim
> you said it yourself:
>
> "Insure that the component identifier names match
> the appropriate property names."
>
> what that says is that the model you get is the property of the model
> object that is in the cpm with the name of component id.
>
> so since your links id is "foo" it will try to pull out the model
> object from the cpm and call getfoo() on it, the result of which is
> the model object of the link
>
> -igor
>
>
> On Tue, Apr 8, 2008 at 12:52 PM, Tim Squires <[EMAIL PROTECTED]> wrote:
>> I have read it - a few times over the last 3 years of using Wicket and
>> even bought the book ;)
>>
>> It says
>>
>> "To use a CompoundPropertyModel, simply set one as the model for a
>> container, such as a Form or a Page. Create the contained components
>> with
>> no model of their own. Insure that the component identifier names match
>> the appropriate property names."
>>
>> The AjaxSubmitLink is picking-up the parent forms compound property
>> model
>> but only checking to see if the "mylink" property exists when onSubmit
>> calls getModelObject().
>>
>> I would like to get the Forms model via getModelObject but because it
>> errors when called, I have to either set a false model on the
>> AjaxSubmitLink or get the model object outside of the onSubmit, assign
>> it
>> to a final property and then use it in the onSubmit.
>>
>> I'm happy to admit that I'm doing something wrong but I cannot see what
>> it
>> is???
>>
>> Thanks again,
>> Tim
>>
>>
>>
>> > no, components do not randomly pick up models from their parents. i
>> > would suggest reading the models wiki page.
>> >
>> > -igor
>> >
>> >
>> > On Mon, Apr 7, 2008 at 3:11 PM, Tim <[EMAIL PROTECTED]> wrote:
>> >> Thanks Igor but should it not pick-up the model from the Form?
>> There's
>> >> no
>> >> constructor that takes a model. Should the AjaxSubmitLink(id,
>> form)
>> >> constructor be used with the Form that it's being added to? e..g
>> >>
>> >> MyForm extends Form {
>> >> public MyForm(....){
>> >> ....
>> >> add( new AjaxSubmitLink("mylink",this){
>> >> ....
>> >> });
>> >> }}
>> >>
>> >> If it's already bound to a Form, should it not pick-up the model
>> used
>> >> by
>> >> the form?
>> >>
>> >> Am I looking at the problem/solution the wrong way???
>> >>
>> >> Thanks again,
>> >> Tim
>> >>
>> >>
>> >>
>> >> > you forgot to give ajaxsubmitlink a model, so getmodelobject()
>> will
>> >> > either return null or a compound model.confirm - neither of which
>> i
>> >> > think you want.
>> >> >
>> >> > -igor
>> >> >
>> >> >
>> >> > On Mon, Apr 7, 2008 at 1:00 PM, Tim Squires <[EMAIL PROTECTED]>
>> wrote:
>> >> >> Hi,
>> >> >>
>> >> >> When adding an AjaxSubmitLink, the onSubmit method tries to
>> access
>> >> a
>> >> >> property of the model object that does not exists:
>> >> >>
>> >> >> -------------------
>> >> >> final AjaxSubmitLink confirmLink = new
>> >> >> AjaxSubmitLink("confirm") {
>> >> >> @Override
>> >> >> public void onSubmit(final AjaxRequestTarget
>> target,
>> >> >> final Form form) {
>> >> >> if (((Will) getModelObject()).getExecutor()
>> !=
>> >> null)
>> >> >> {
>> >> >> willModalWindow.show(target);
>> >> >> } else {
>> >> >> warn("Please choose an executor.");
>> >> >> target.addComponent(feedback);
>> >> >> }
>> >> >> }
>> >> >>
>> >> >> @Override
>> >> >> public void onError(final AjaxRequestTarget
>> target,
>> >> >> final Form form) {
>> >> >> target.addComponent(feedback);
>> >> >> }
>> >> >> };
>> >> >>
>> >> >> add(confirmLink);
>> >> >> -------------------
>> >> >>
>> >> >> It tries to access the "confirm" property of the Model, in this
>> >> case a
>> >> >> Will object.
>> >> >>
>> >> >> -------------------
>> >> >> org.apache.wicket.WicketRuntimeException: No get method defined
>> for
>> >> >> class:
>> >> >> class crystalmark.willfinder.model.Will expression: confirm
>> >> >> at
>> >> >>
>> org.apache.wicket.util.lang.PropertyResolver.getGetAndSetter(PropertyResolver.java:433)
>> >> >> at
>> >> >>
>> org.apache.wicket.util.lang.PropertyResolver.getObjectAndGetSetter(PropertyResolver.java:275)
>> >> >> at
>> >> >>
>> org.apache.wicket.util.lang.PropertyResolver.getValue(PropertyResolver.java:84)
>> >> >> at
>> >> >>
>> org.apache.wicket.model.AbstractPropertyModel.getObject(AbstractPropertyModel.java:113)
>> >> >> at
>> >> org.apache.wicket.Component.getModelObject(Component.java:1551)
>> >> >> at
>> >> >>
>> crystalmark.willfinder.page.components.EditWillPanel$EditWillForm$5.onSubmit(EditWillPanel.java:183)
>> >> >> at
>> >> >>
>> org.apache.wicket.ajax.markup.html.form.AjaxSubmitLink$1.onSubmit(AjaxSubmitLink.java:94)
>> >> >> at
>> >> >>
>> org.apache.wicket.ajax.form.AjaxFormSubmitBehavior.onEvent(AjaxFormSubmitBehavior.java:128)
>> >> >> -------------------
>> >> >>
>> >> >> It's only when using the getModelObject method. If I get the
>> Will
>> >> >> object
>> >> >> from else-where it works fine.
>> >> >>
>> >> >> Is this a problem with the way I'm using the model or a bug
>> with
>> >> >> AjaxSubmitLink? Should I add it to jira?
>> >> >>
>> >> >> Wicket 1.3.3 + JDK 1.6 + Tomcat 6
>> >> >>
>> >> >> Thanks,
>> >> >> Tim
>> >> >> -------------------
>> >> >> http://www.tnwdb.com - Wicket Wills!
>> >> >>
>> >> >>
>> >> >>
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>> >>
>> >>
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