jsr345-experts@ejb-spec.java.net

[jsr345-experts] Re: Bean Validation support for EJBs?

From: Jean-Louis MONTEIRO <jeanouii_at_gmail.com>
Date: Thu, 30 Aug 2012 08:21:55 +0200

Hi,

I'd like to get it optional and consistent with what has been done in JPA 2.

Jean-Louis



2012/8/29 Marina Vatkina <marina.vatkina_at_oracle.com>

> Jean-Louis, Experts,
>
> Should method validation be available by default? Or will it need to be
> opt-in (and opt-out)?
>
> thanks,
> -marina
>
> Jean-Louis MONTEIRO wrote:
>
>> Hi,
>>
>> Yes, agree with Antonio.
>> Method level validation was optional and is now part of BV 1.1.
>> It should work out of the box with or without CDI.
>>
>> As an example, we already have it out of the box in OpenEJB and it's
>> useful.
>>
>> Here is an example
>> http://openejb.apache.org/**examples-trunk/bean-**
>> validation-design-by-contract/<http://openejb.apache.org/examples-trunk/bean-validation-design-by-contract/>
>>
>> So, +1 to support BV for method level validation
>>
>> Jean-Louis
>>
>>
>>
>> 2012/8/29 Antonio Goncalves <antonio.goncalves_at_gmail.com <mailto:
>> antonio.goncalves@**gmail.com <antonio.goncalves_at_gmail.com>>>
>>
>>
>> Hi all,
>>
>> With the new Bean Validation 1.1 method-level validation I expect
>> something to work out of the box (with or without CDI) :
>>
>> @Stateless
>> public class AccountService {
>>
>> public Account get(*_at_NotNull* Account model) { }
>>
>> }
>>
>>
>> As for Stateful bean the question is "is there a possible
>> integration between BV and EJB like JPA or JSF" ? For example, in
>> the following code, shall we automatically validate the bean on
>> @Remove (like @PreRemove on JPA) :
>>
>> @Stateful
>> public class ShoppingCart {
>>
>> *_at_NotNull*
>> private List<CartItem> cartItems;
>>
>> *_at_Remove*
>> public voide checkout { // validate cartItems ? }
>> }
>>
>> I don't really see the point in something like that, but I might
>> miss something. Could there be another possible integration ?
>>
>> Antonio
>>
>> On Wed, Aug 29, 2012 at 12:41 AM, Marina Vatkina
>> <marina.vatkina_at_oracle.com <mailto:marina.vatkina_at_oracle.**com<marina.vatkina_at_oracle.com>>>
>> wrote:
>>
>> Experts,
>>
>> As you know, EJB spec currently doesn't support Bean
>> Validation. Do we want to change that?
>>
>> Let me know if you think that:
>>
>> a) BV should be supported for EJBs without CDI being enabled
>> (probably with an opt-in flag to be backward compatible)
>> b) BV should be supported for EJBs only if CDI is enabled
>> c) there is no need for standardizing BV with respect to EJBs
>> d) you don't care either way :(
>>
>>
>> thanks,
>> -marina
>>
>>
>>
>>
>> -- Antonio Goncalves
>> Software architect and Java Champion
>>
>> Web site <http://www.antoniogoncalves.**org<http://www.antoniogoncalves.org>>
>> | Twitter
>> <http://twitter.com/agoncal> | LinkedIn
>> <http://www.linkedin.com/in/**agoncal<http://www.linkedin.com/in/agoncal>>
>> | Paris JUG
>> <http://www.parisjug.org> | Devoxx France <http://www.devoxx.fr>
>>
>>
>>