Eyal Hirsch wrote:
> Hi All,
> I'm reading the Sun BluePrints Design Guidelines for J2EE
> and came across the following statement, regarding
> Transaction management in CMP beans ( section 8.7.4.2 ):
>
> RequiresNew :
>
> If the transaction attribute is set to RequiresNew, the container
> invokes the enterprise bean method with a new transaction. If the calling client is
>associated with a transac-tion context, the container first suspends the association
>of the transaction context with the current thread, then starts a new transaction and
>invokes the enterprise
> bean�s method. After the method and the transaction complete, the
> container resumes the suspended transaction association.
>
> The text mentions that when a method is marked with the
> RequiresNew attribute and a client's invocation is associated
> with a transaction context, the container susspends the association
> and then starts a new one. The question is how this is
> achieved in BMP entities or with client transaction demarctation ?
> How do I programaticaly ( ? ) suspends the association ?
>
You don't need to suspend a transaction in your Bean code. The container does it for
you. When writting EntityBeans (no matter BMP or CMP), you don't need to care about
transactions, since they are always managed by the container.
Regards.
--
Francis Pouatcha
MATHEMA Software GmbH
http://www.mathema.de
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