Well, there are different opinions about DTOs too.
I assume you've heard (Spring developer) Rod Johnsons take on the matter...?

 </Mattias>

Jon Stevens wrote (2009-08-27 17:35):
> Yea, just cause Hibernate has that feature doesn't mean it is a good
> feature. =) You may want to consider the  DTO pattern...
>
> http://java.sun.com/blueprints/corej2eepatterns/Patterns/TransferObject.html
>
> I've found that over time, the pain of creating and dealing with DTO's
> is mitigated by the cleanliness of it and you don't run into weird
> issues like you are running into...
>
> jon
>
> On Thu, Aug 27, 2009 at 12:05 AM, Mattias Jiderhamn
> <mj-li...@expertsystems.se <mailto:mj-li...@expertsystems.se>> wrote:
>
>     
> http://docs.jboss.org/hibernate/stable/core/reference/en/html/transactions.html#transactions-basics-apptx
>
>     Jon Stevens wrote (2009-08-26 21:48):
>>     You put Hibernate objects into the session?
>>
>>     jon
>>
>>     On Wed, Aug 26, 2009 at 8:37 AM, Mattias Jiderhamn
>>     <mj-li...@expertsystems.se <mailto:mj-li...@expertsystems.se>> wrote:
>>
>>         In Resin 4 <persistent-store type="file"> seems to use
>>         Hessian for
>>         serializing the session values.
>>         This causes some trouble for us since Hessian in some cases
>>         tries to
>>         access uninitialized Hibernate collections after the
>>         session/transaction
>>         is closed.
>>         Is there a way to revert Resin 4 to the old behaviour...?
>>
>>         --
>>
>>          </Mattias>
>>

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