Yes, it works, at least when the exception is thrown in Button.onSubmit. I
haven't tried with Link.onClick.
igor.vaynberg wrote:
>
> have you tried it and does it work?
>
> -igor
>
>
> On Feb 15, 2008 1:17 PM, Cristiano Kliemann <[EMAIL PROTECTED]> wrote:
>>
>> Hi!
>>
>> I have some business runtime exceptions that I want to be automatically
>> catched and its message rendered in the same page that threw it instead
>> of
>> redirecting to an error page.
>>
>> Is there a safe way to do that?
>>
>> These 'business exceptions' are usually thrown in some specific methods
>> like
>> onSubmit and onClick. Extending the specific components is not an option
>> for
>> me.
>>
>> I did something I think it dangerous. Something like:
>>
>> public Page onRuntimeException(Page page, RuntimeException e) {
>>
>> Throwable current = e;
>> while (current != null && !(current instanceof MyBusinessException))
>> {
>> current = current.getCause();
>> }
>> if (current != null) {
>> // MyBusinessException detected
>> page.error("Error: " + current.getMessage());
>> return page;
>> } else {
>> return super.onRuntimeException(page, e);
>> }
>> }
>>
>> When as exception is thrown, all the execution flow breaks, making some
>> things not happen. The question is: is the above code safe assuming that
>> MyException could be thrown only by methods like onSubmit and onClick?
>> --
>> View this message in context:
>> http://www.nabble.com/Exception-redirecting-to-source-page-tp15510198p15510198.html
>> Sent from the Wicket - User mailing list archive at Nabble.com.
>>
>>
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