[wildfly-dev] Bringing Bean Validation 2.0 to WildFly

[Tomaž Cerar]

Any work on such features is something that cannot go into 11, as we are
mostly at cut-off point with development.

Such work should target WildFly 12.



On Thu, Jul 13, 2017 at 10:50 AM, Gunnar Morling <gunnar at hibernate.org>
wrote:

> Hi,
>
> <TL,DR>Should we update WildFly to BV 2.0 and Hibernate Validator 6.0, or
> should new modules be added for those, letting the user to choose the
> version to enable?</TL,DR>
>
> The Bean Validation 2.0 spec (JSR 380) is almost done [1], so I'd like to
> discuss how BV 2 and its reference implementation HV 6 can be integrated
> into WildFly. BV 2 will be part of Java EE 8.
>
> I can think of two approaches:
>
> 1) Just updating the existing WildFly modules for BV API and HV to the new
> versions
> 2) Leave the existing modules for BV 1.1 (+ implementation) and add
> separate modules for BV 2.0
>
> 1) would be easier and less effort. But I'm not sure how feasible it is,
> in case that WF should remain Java EE 7 compatible for the time being.
> Also, while BV 2 is fully backwards compatible at the spec-level, Hibernate
> Validator amends the spec API with some extended functionality. In that
> extended HV-specific API some changes were required, mostly as previous
> experimental features were replaced by equivalent standardized
> functionality in the BV API.
>
> 2) would let the user chose between BV 1.1 and 2.0, but it'd entail some
> more work:
>
> * A place for that configuration is required. I think it could be done
> similarly to JPA, i.e. via a property with the module name in
> META-INF/validation.xml
> * Depending on that configuration, the right set of modules needs to be
> enabled. Several modules currently have a fixed dependency to the
> "org.hibernate.validator:main" module (e.g. JPA, Weld, JCA, RestEasy) which
> would have be made more dynamic, based on the version chosen by the user.
>
> What does everyone think on this? And what could be a suitable WildFly
> target version for such change? Could we aim at incorporating BV 2.0 into
> WF 11?
>
> Thanks,
>
> --Gunnar
>
> [1] http://beanvalidation.org/news/2017/07/12/bean-
> validation-2-0-cr3-submitted-to-final-approval-ballot/
>
>
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