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From Mauricio Aniche <mauricioani...@gmail.com>
Subject Re: @Transactional Spring Annotation in a Struts2 Action does not work
Date Tue, 05 May 2009 03:17:37 GMT
Wes,

I just put the proxy-target-class="true", put all cglib and its dependencies
and everything worked!

Thanks in advance,
Mauricio

On Fri, May 1, 2009 at 9:32 AM, Wes Wannemacher <wesw@wantii.com> wrote:

> See if you can force Spring to use CGLIB proxies... JDK proxies are
> interface-based, so unless you are implementing an interface that
> exposes all of the methods you will interact with (Action interface
> has no methods, IIRC), then AOP / @Transactional won't work right.
>
> Although, carry on with the Service layer discussion, I agree with
> that and take my fix as no indication that I would ever try to make an
> Action transactional (wink).
>
> -Wes
>
> On Thu, Apr 30, 2009 at 10:41 PM, Mauricio Aniche
> <mauricioaniche@gmail.com> wrote:
> > Hi Jeroen,
> >
> > The problem is that I am not a big fan of services layer. Sometimes it
> looks
> > very anemic to me. But I totally agree with you when you say the action
> > should not know about persistence problems, and that's why I want to do
> it
> > via AOP.
> >
> > I had the same thought about the problem: the Spring proxy does not work
> > properly with all the magic Struts2 and Reflection do!
> >
> > I tried to open a bug in the Struts2 JIRA, but they closed it and said
> that
> > it works. I think it should be some kind of spring or struts
> configuration I
> > am not doing right.
> >
> > Thanks in advance,
> > Mauricio
> >
> > On Thu, Apr 30, 2009 at 11:22 PM, Jeroen De Ridder <voetsjoeba@gmail.com
> >wrote:
> >
> >> You really shouldn't be making your Struts 2 actions @Transactional.
> Doing
> >> that causes Spring to create a proxy so it can put some extra
> >> transaction-handling logic between the method call and the actual
> method.
> >> The thing is, Struts 2 and OGNL rely heavily on reflection on the action
> >> classes which simply does not work at all with the proxies created by
> >> Spring.
> >>
> >> Regardless, making your actions @Transactional means mixing persistence
> >> concerns with controller logic in the same class. You should consider
> >> keeping the two separated. For example, the service approach is a good
> >> start:
> >> http://struts.apache.org/2.0.14/docs/struts-2-spring-2-jpa-ajax.html.
> >>
> >>
> >>  Yes, I am. Everything works fine when I don't try to use Spring
> >>> transactional AOP!
> >>>
> >>> Mauricio
> >>>
> >>> On Thu, Apr 30, 2009 at 9:43 PM, Dave Newton <newton.dave@yahoo.com>
> >>> wrote:
> >>>
> >>>
> >>>
> >>>> Mauricio Aniche wrote:
> >>>>
> >>>>
> >>>>
> >>>>> I am using Struts2+Spring+JPA/Hibernate. When I use the
> @Transactional
> >>>>> to
> >>>>> mark an execute() method in a Struts2 Action, the action stops
> working
> >>>>> properly (i.e. the attributes in the action are not automatically
> >>>>> setted).
> >>>>> It does not work with Spring AOP transactions as well.
> >>>>>
> >>>>> In my struts.config I setted the following constant:
> >>>>> ----
> >>>>> <constant name="struts.objectFactory" value="spring" />
> >>>>>
> >>>>>
> >>>>>
> >>>> You're using the Spring plugin, correct?
> >>>>
> >>>> Dave
> >>>>
> >>>>
> >>>> ---------------------------------------------------------------------
> >>>> To unsubscribe, e-mail: user-unsubscribe@struts.apache.org
> >>>> For additional commands, e-mail: user-help@struts.apache.org
> >>>>
> >>>>
> >>>>
> >>>>
> >>>
> >>>
> >>>
> >>
> >>
> >
>
>
>
> --
> Wes Wannemacher
> Author - Struts 2 In Practice
> Includes coverage of Struts 2.1, Spring, JPA, JQuery, Sitemesh and more
> http://www.manning.com/wannemacher
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: user-unsubscribe@struts.apache.org
> For additional commands, e-mail: user-help@struts.apache.org
>
>

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