Wait -- there's no "Prototype" or "always new" scope?<br><br>--Lincoln<br><br><div class="gmail_quote">On Tue, Apr 20, 2010 at 6:45 AM, Stuart Douglas <span dir="ltr"><<a href="mailto:stuart@baileyroberts.com.au">stuart@baileyroberts.com.au</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">I don't think I will be able to implement the injection of InjectionPoint into the producer method, but other than that it should be possible to implement.<br>
<font color="#888888"><br>
Stuart<br>
</font><div><div></div><div class="h5"><br>
<br>
On 20/04/2010, at 8:15 PM, Pete Muir wrote:<br>
<br>
> Yes, I agree. I had raised this issue during spec development - that there was no truly stateless scope in CDI, where the bean instance was created every time.<br>
><br>
> I would like to hear from the 299 EG about this as well.<br>
><br>
> On 20 Apr 2010, at 04:57, Stuart Douglas wrote:<br>
><br>
>> I think that there is a real use case for something similar to the @Unwrap feature of seam 2.<br>
>><br>
>> I think that it would be possible to implement something like this:<br>
>><br>
>> @ConversationScoped<br>
>> public class ManagedPersistenceContext<br>
>> {<br>
>><br>
>> EntityManager entityManager;<br>
>><br>
>> @Unwrap<br>
>> @SomeQualifier<br>
>> public EntityManager produce(InjectionPoint injectionPoint)<br>
>> {<br>
>> � entityManager.joinTransaction();<br>
>> � return entityManager;<br>
>> }<br>
>> }<br>
>><br>
>> public class MyClass<br>
>> {<br>
>> @Inject @SomeQualifier EntityManager entityManager;<br>
>> }<br>
>><br>
>> the way I envisage this working is that a proxy gets injected into MyClass, and this proxy calls ManagedPersistenceContext.produce to resolve the correct EntityManager to pass the call to every time a method is invoked on the proxy.<br>
>><br>
>> I am pretty sure I can implement this in weld-extensions using JDK proxies, does this sound like a good idea?<br>
>><br>
>> Stuart<br>
>> _______________________________________________<br>
>> seam-dev mailing list<br>
>> <a href="mailto:seam-dev@lists.jboss.org">seam-dev@lists.jboss.org</a><br>
>> <a href="https://lists.jboss.org/mailman/listinfo/seam-dev" target="_blank">https://lists.jboss.org/mailman/listinfo/seam-dev</a><br>
><br>
<br>
<br>
_______________________________________________<br>
seam-dev mailing list<br>
<a href="mailto:seam-dev@lists.jboss.org">seam-dev@lists.jboss.org</a><br>
<a href="https://lists.jboss.org/mailman/listinfo/seam-dev" target="_blank">https://lists.jboss.org/mailman/listinfo/seam-dev</a><br>
</div></div></blockquote></div><br><br clear="all"><br>-- <br>Lincoln Baxter, III<br><a href="http://ocpsoft.com">http://ocpsoft.com</a><br><a href="http://scrumshark.com">http://scrumshark.com</a><br>"Keep it Simple"<br>