This is part of EJB spec and is supposed to work in all EJB compliant servers. We are
using Ejipt from Valto.
/Lennart
bryan vold wrote:
> I would guess that this is supposed to work in most (all?) EJB servers, but
> since you mentioned your success, could you mention names of products? If
> you think this is OT, just reply privately. Thanks!
>
> -Bryan
>
> On Wed, Sep 01, 1999 at 06:39:24PM +0200, Lennart Petersson wrote:
> > Here is how i would do it:
> >
> > The method in your session bean has tx attribute TX_REQUIRED and the create
> > method in all your entiy beans has tx attribute TX_MANDATORY. This way a tx will
> > be started when the method in session bean is started and will be commited if
> > all the entity beans has been correctly created, otherwise every work is rolled
> > back. No more coding of yourself, the container will manage it (at least the one
> > i'm using :-)
> >
> > /Lennart
> >
> > "Chaganthi, Madhusudan R." wrote:
> >
> > > Hi All,
> > >
> > > I have a question regarding controlling transactions specific to a session
> > > bean doing business on behalf of numerous entity beans.
> > >
> > > My session bean talks to 9 different CMP entity beans (9 different tables)
> > > and 1 BMP bean (2 different tables) to create one complete object (an
> > > Inventory Iem in our case). The BMP bean can be created only after ALL the 9
> > > cmp beans have been successfully created.
> > >
> > > How can I control the transaction in my session bean so that I can roll back
> > > in case a failure occurs in any point of time during this numerous create()
> > > calls ?
> > >
> > > I was thinking about storing the primary keys of each cmp bean after it is
> > > created and if at all a bean rolls back, I can go back and remove the prior
> > > ones with a findByPrimaryKey followed by remove method. I wasnt too sure
> > > about encapsulating all the create methods in one big transaction since that
> > > might lead to nested transaction scenarios. Am I right?
> > >
> > > Any pointers would be helpful.
> > >
> > > Regards
> > >
> > > Madhu
> > >
> > > Madhusudan R Chaganthi
> > > > Centers for Disease Control and Prevention
> > > > NCID/SRP/IRM (404) 639-2462
> > > [EMAIL PROTECTED]
> > >
> > > In three words I can sum up everything I've learned about life:
> > > It Goes On.
> > >
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> > > [EMAIL PROTECTED] and include in the body of the message "help".
> >
> > --
> > ________________________________
> > Lennart Petersson
> > Benefit AB
> > Bergendorffsgatan 5A
> > S-652 24 Karlstad
> > Phone: +46 (0)54 177253
> > mailto:[EMAIL PROTECTED]
> > Yahoo! Messenger, my nickname is: bit_av_en_kaka
> > http://www.benefit.se
> >
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> >
>
> --
> [EMAIL PROTECTED]
>
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--
________________________________
Lennart Petersson
Benefit AB
Bergendorffsgatan 5A
S-652 24 Karlstad
Phone: +46 (0)54 177253
mailto:[EMAIL PROTECTED]
Yahoo! Messenger, my nickname is: bit_av_en_kaka
http://www.benefit.se
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