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

[Galder Zamarreno]

Resending to hibernate-dev list.

On 08/04/2009 10:37 AM, 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
>
> 2. Need a equivalent version of this region factory where cache manager
> is retrieved from JNDI. Suggsted property name:
> hibernate.cache.region.ispn4.manager
>
> 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
>
> 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
>
> 6. Add more unit tests!
>
> 7. Document in wiki.
>
> 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