If you want to use <commit-option> B or C and want the "entity instance per
transaction stuff" follow steps 1-6 below. You can use it for *ALL* beans.
If you want to stay with the pessimistic locking, for your read-only special
case, you only have to change QueuedPessimisticEJBLock to MethodOnlyEJBLock.
I can't guarantee that this will work, but you can try it.
Bill
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED]]On Behalf Of
> Jeffrey Wescott
> Sent: Wednesday, September 19, 2001 8:38 PM
> To: [EMAIL PROTECTED]
> Cc: Bill Burke
> Subject: [JBoss-dev] Re: MethodOnlyLock in 2.4.1?
>
>
> Should *ALL* entity beans use the MethodOnlyEJBLock policy, or just the
> read-only entity beans? I was under the impression that only the
> read-only
> entity beans should use this policy, but your comment about
> standardjboss.xml
> below leads me to believe otherwise.
>
> ++jeff
>
>
> On Wednesday 19 September 2001 07:37 am, Bill Burke wrote:
> > MethodOnlyLock is there, but the read-only special case has not
> been put in
> > yet.
> >
> > But,
> >
> > You can use the entity instance per transaction interceptors I wrote.
> > Unfortunately there is a stupid bug in them in the 2.4.1
> release, but you
> > can get latest from the CVS Branch_2_4 to get my fixes.
> >
> > With "entity instance per transaction", entities are not locked into a
> > transaction, but instead an instance per entity bean is created per
> > transaction. To use this do the following:
> >
> > 1. Either change standardjboss.xml or create your own configuration as
> > follows.
> > 2. Edit the Standard CMP EntityBean (and/or BMP)
> > 3. Search for <locking-policy> and switch it from
> QueuedPessimisticEJBLock
> > to MethodOnlyLock.
> > 4. Change EntityInstanceInterceptor to EntityMultiInstanceInterceptor
> > 5. Change EntitySynchronizationInterceptor to
> > EntityMultiInstanceSynchronizationInterceptor
> > 6. Change <commit-option> to B or C.
> >
> > Regards,
> >
> > BIll
> >
> > > -----Original Message-----
> > > From: Jeffrey Wescott [mailto:[EMAIL PROTECTED]]
> > > Sent: Tuesday, September 18, 2001 6:21 PM
> > > To: [EMAIL PROTECTED]
> > > Cc: [EMAIL PROTECTED]
> > > Subject: MethodOnlyLock in 2.4.1?
> > >
> > >
> > > Did MethodOnlyLock for read-only entity beans make it into 2.4.1?
> > > If so, is
> > > there any documentation on how to use it anywhere?
> > >
> > > ++jeff
>
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