[hibernate-dev] Question about Jandex composite indexes passed into via "hibernate.jandex_index" and whether ORM keeps a strong reference to Jandex indexes after deployment...

[Steve Ebersole]

Massive.

On Wed, Mar 18, 2015 at 12:44 PM, Scott Marlow <smarlow at redhat.com> wrote:

> On 03/18/2015 01:05 PM, Steve Ebersole wrote:
>
>> Well I should also clarify that currently we are not using Jandex.  That
>> was all work done as part of the mapping/metamodel redesign which we
>> decided to push to 6.0.
>>
>
> I assume you mean the master (5.0) code base doesn't use Jandex but it
> looks like [2] in 4.3, is building/using the Jandex index.
>
> How big of a change would it be to use Jandex (via
> "hibernate.jandex_index") in ORM 4.3/5.0 mapping?  Would be nice to have a
> comparison of how long it takes to deploy a large application with and
> without Jandex.
>
> Scott
>
> [2] https://github.com/hibernate/hibernate-orm/blob/4.3/
> hibernate-entitymanager/src/main/java/org/hibernate/jpa/boot/internal/
> EntityManagerFactoryBuilderImpl.java
>
>
>> On Wed, Mar 18, 2015 at 10:22 AM, Steve Ebersole <steve at hibernate.org
>> <mailto:steve at hibernate.org>> wrote:
>>
>>     I don't *think* we do, but it sounds like something we definitely
>>     need to make sure we aren't doing.
>>
>>     On Mar 17, 2015 8:41 AM, "Scott Marlow" <smarlow at redhat.com
>>     <mailto:smarlow at redhat.com>> wrote:
>>
>>         Steve,
>>
>>         Wildfly-dev [1] brings up a change expected for WildFly 10, to not
>>         reference the Jandex indexes after deployment completes.  I'm
>>         curious if
>>         our current/planned ORM 5.0 jandex using code, keeps a reference
>>         to the
>>         passed in "hibernate.jandex_index"?
>>
>>         How how hard would it be for ORM, to only reference the
>>         composite Jandex
>>         index during application deployment time?  Deployment time ends
>> when
>>         PersistenceProvider.createContainerEntityManagerFactory()
>> returns.
>>
>>         Scott
>>
>>         [1]
>>         http://lists.jboss.org/pipermail/wildfly-dev/2015-
>> March/003679.html
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>>
>>