[bv-dev] Invoking Configuration#buildValidatorFactory() several times

[Gunnar Morling]

Hi,

I think so, too. I've created BVAL-282 [1] to make this more explicit
in the spec.

Thanks,

--Gunnar

[1] https://hibernate.onjira.com/browse/BVAL-282


2012/3/19 Sebastian Thomschke <sebastian.thomschke at web.de>:
> Hi,
> I have the same opinion. Calling buildValidatorFactory() multiple times
> should be possible. I see no reason why this should be prohibited.
>
> Regards,
> Seb
>
> On 19.03.2012 17:21, Matt Benson wrote:
>> Hi Gunnar,
>>    I agree that nothing is specified, and therefore that my default
>> understanding would have been (and in fact was and is) that there is
>> no reason a Configuration cannot be reused to build another
>> ValidatorFactory.  The fact that Configuration and ConfigurationState
>> are separate interfaces seems to imply this as well, albeit subtly.  I
>> could believe there might be a use-case for building a number of
>> ValidatorFactory instances, each with e.g. one configuration property
>> modified from the last.
>>
>> $0.02,
>> Matt
>>
>> On Sun, Mar 18, 2012 at 5:09 AM, Gunnar Morling
>> <gunnar.morling at googlemail.com>  wrote:
>>> Hi all,
>>>
>>> based on a question in the HV user forum [1] I'm wondering whether
>>> it's legal to invoke buildValidatorFactory() several times on the same
>>> instance of javax.validation.Configuration:
>>>
>>> Configuration<?>  configuration = Validation.byDefaultProvider().configure();
>>>
>>> //set up interpolator, traversable resolver etc.
>>> configuration. ...();
>>>
>>> ValidatorFactory vf1 = configuration.buildValidatorFactory();
>>>
>>> //further customize configuration for another factory
>>> configuration. ...();
>>>
>>> ValidatorFactory vf2 = configuration.buildValidatorFactory();
>>>
>>> I'm not sure how often one would do something like this in practice,
>>> but I think we should make clear whether this is a valid use case or
>>> whether a Configuration instance is to be thrown away after invoking
>>> buildValidatorFactory().
>>>
>>> After having a look at the spec and the API documentation I think it's
>>> currently unspecified. Any thoughts?
>>>
>>> Thanks,
>>>
>>> --Gunnar
>>>
>>> [1] https://forum.hibernate.org/viewtopic.php?f=9&t=1014788
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