Thanks for the answer. Do you mean that instead of doing the loading of the
model in the constructor to do it onAttach() ?
Jonathan Locke wrote:
>
>
> You component is not attached to a parent yet.
> You could try doing that work in onAttach().
>
>
> serban.balamaci wrote:
>>
>> Hi.
>>
>> I have a problem in that inside the constructor of a page(panel actually)
>> i invoke a stored procedure which needs to get the model for the panel.
>> The stored procedure may throw an error message. The error message should
>> be seen by the user, he can understand what he did wrong. So inside the
>> constructor i have something like this:
>>
>> public PanelConstructor() {
>> try {
>> ....
>> invoke stored procedure
>> .....
>> } catch(UserPresentableException e) {
>> error(e.getMessage);
>> }
>> }
>>
>> The problem is that if the error is thrown i get a No page found for
>> component. I understand that the cause of the error is that the "error
>> component" not being instantiated because of the constructor not being
>> finished(or i think that's the cause).
>>
>> Any ideas of solutions that i can implement?
>> I know that i could set wicket to production instead of development and
>> get rid of the stack trace. The problem is that i would like to keep the
>> error message - to show the error message back to the user-. Should i
>> instead of doing error(e.getMessage) rethrow the message inside a new
>> defined exception and have a custom error page for that exception in
>> which i would show only the message of the error.
>>
>> Is there any option that would keep me from treating the errors in the
>> constructor other than how i treat an error from a button push in which i
>> do error(e.getMessage())?
>>
>> Thanks.
>>
>>
>>
>>
>
>
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