[jpa-spec users] [jsr338-experts] Re: support for multitenancy

From: Linda DeMichiel <>
Date: Tue, 10 Apr 2012 10:19:16 -0700

On 4/10/2012 10:16 AM, Steve Ebersole wrote:
> On 04/10/2012 11:33 AM, Linda DeMichiel wrote:
>> On 4/10/2012 9:26 AM, Steve Ebersole wrote:
>>>>>>> Ideally, the management of the tenant id should be transparent to the
>>>>>>> application, although we should revisit this in Java EE 8 as we move
>>>>>>> further into support for SaaS.
>>>>>> For the application to not have to manage tenant ids, I guess the
>>>>>> tenant identifier
>>>>>> would need to be available to the provider on a per-invocation basis
>>>>>> (in a thread
>>>>>> context set by the container)? As you mention, not something that we
>>>>>> necessarily have to worry about now, but just so we know what we will
>>>>>> need
>>>>>> in the future if this is what we want.
>>>>> Right. For shared application instances we will need this.
>>>> You had said this would be available via ENC/JNDI before I think?
>>> Will the tenant identifier be available in ENC/JNDI regardless of
>>> strategy being used?
>> Yes
> And will it be available from JNDI when the EMF is being built?

I wasn't assuming that. I was assuming that the container would pass in the
requisite information to the createEMF call, as we do today.