[hibernate-dev] [infinispan-dev] [ISPN-6] (Infinispan cache provider for Hibernate) Remaining TODOs, notes and questions

[Manik Surtani]

On 4 Aug 2009, at 09:37, Galder Zamarreno wrote:

> Hi,
>
> Re: https://jira.jboss.org/jira/browse/ISPN-6
>
> Source code for this is currently located in an Infinispan branch in  
> the
> Hibernate SVN repo:
>
> https://svn.jboss.org/repos/hibernate/core/branches/INFINISPAN/
> http://anonsvn.jboss.org/repos/hibernate/core/branches/INFINISPAN/
>
> I've picked this JIRA from Chris Bredesen. I'm waiting to get an  
> answer
> to an email I sent him yesterday but in the mean time, here's a list  
> of
> TODOs:
>
> 1. Current Infinispan region factory needs to point to a config with
> named caches. Suggested property name:  
> hibernate.cache.region.ispn4.configs

hibernate.cache.infinispan.cfg ?

- why do we need 'region' in there, non-intuitive to end-users?
- I'd rather use infinispan rather than ispn.

>
> 2. Need a equivalent version of this region factory where cache  
> manager
> is retrieved from JNDI. Suggsted property name:
> hibernate.cache.region.ispn4.manager

s/region.ispn4/infinispan

>
> 3. Configuration properties for named cache names. Suggested  
> property names:
> hibernate.cache.region.ispn4.cfg.entity
> hibernate.cache.region.ispn4.cfg.collection
> hibernate.cache.region.ispn4.cfg.query
> hibernate.cache.region.ispn4.cfg.timestamps

s/region.ispn4/infinispan

>
> 4. Resolve TransactionalAccess, ReadOnlyAccess and BaseRegion TODOs.
>
> 5. Enhance query results region so that query changes are not  
> propagated
> if invalidation is used and add query.localonly equivalent property.
> Suggested name: hibernate.cache.region.ispn4.query.localonly
>

s/region.ispn4/infinispan

> 6. Add more unit tests!
>
> 7. Document in wiki.

Good stuff, thanks for taking this on!
- Manik

>
> Some notes I've made while investigating this:
>
> - Whereas with JBC2/3, we had the possibility of a shared cache for  
> all
> types (entities, collections, query,...etc) and a multiplexed version
> where each type had a specific cache, in Infinispan, it only makes the
> latter. Amongst other reasons because we don't have eviction regions  
> any
> more and so we can't exclude the timestamp modification region as we  
> did
> in JBC2/3. Overall, having a single option is a good thing from a
> configuration and usability perspective! Remember how complex eviction
> region definition could get for entities...
>
> Finally, a question to the list, specially for Brian/Steve who  
> worked on
> the JBC2/3 integration layer:
>
> - Do we need a similar timestamp region local cache implementation for
> an ISPN based cache provider?
>
> Cheers,
> -- 
> Galder Zamarreño
> Sr. Software Engineer
> Infinispan, JBoss Cache
> _______________________________________________
> infinispan-dev mailing list
> infinispan-dev at lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/infinispan-dev

--
Manik Surtani
manik at jboss.org
Lead, Infinispan
Lead, JBoss Cache
http://www.infinispan.org
http://www.jbosscache.org




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