Thank you for your answer!
To build up a frontend to use complex business services (Spring based
application with service and business layer on top of it) would you
recomend GWT RPC instead of RequestFactory?
On 27 June 2013 00:25, Thomas Broyer <email@example.com> wrote:
> On Wednesday, June 26, 2013 4:09:55 PM UTC+2, Miklós Szabó wrote:
>> I've a question on bean validation using RequestFactory. Here's my
>> There's an application based on Spring Framework with a service layer. A
>> WebApplicationContext is initialized and the services can be used by firing
>> RequestContext on client side. Let's suppose I wanna save an entity. The
>> context's save method get fired, a service method is invoked. The entity on
>> the server side is valid. But in the service method another entity must be
>> edited. That entity manipulation could raise ConstraintViolationException.
>> When this happens, on the client side in the Receiver the onFailure method
>> get called and I can't access that ConstraintViolation.
>> Is there a way/workaround to handle in the Receiver another entity's
> onConstraintViolation is only (should only be) about violations on the
> objects sent from the client, and block calls to service methods.
> If a service method wants to communicate failure to the client, it has to
> return a failure code/object (onSuccess). You could use an ExceptionHandler
> too, but that's a hack: onFailure is about exceptional cases that should
> theoretically never happen (everything that can be predicted should go
> through onSuccess, even if it's communicating an error)
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