[webbeans-dev] Request, Conversation and Session Scopes in Web Beans SE

[Pete Muir]

On 6 May 2009, at 22:03, Peter Royle wrote:

> Hi,
>
>> Looks good, though I think we shouldn't have session or request in
>> here (just conversation and application)
>
> I can certainly see the benefits of not having to worry about Request
> and Session scopes for standalone desktop apps.
>
> There were 2 main reasons I chose to include Request and Session  
> though:
>
> - Primarily for applications other than standalone desktop apps which
> happen to have multiple user support and/or are server based, but no
> HTTP/Servlet based front-end. For example a Trading platform using FIX
> protocol. This almost makes me think that non Servlet scopes belong  
> in a
> separate extension - something that could be used in conjunction with
> EJB Lite. Thinking aloud a bit there.
> - Secondarily, it made it easier to implement Conversation, which uses
> those two scopes in the existing implementation.

I'm no expert on desktop apps, but I can see that session might make  
sense here - do you have multiple users logged in at the same time?

With conversation - we can code around this I think...

>
>
> What are your thoughts on these?
>
>
>> Yes, I need to finish the lifeycle SPI stuff, I got the idea straight
>> now :-)
>> My idea is that lifecycle just has methods to do the relevant things
>> here, and you don't need to worry about things like conversation
>> manager...
>>
>> Let me do this work (will be the week after next I think), and then  
>> we
>> can review?
>
> Sounds good!
>
>>> I would like to clean up the syntax for starting requests because  
>>> it's
>>> obviously pretty ugly and verbose right now. Maybe some kind of
>>> annotation and interceptor pair perhaps? And possibly some
>>> Swing-specific helpers to make it easy to attach the Request context
>>> to
>>> a button click? Making this sort of stuff more transparent is my  
>>> next
>>> goal.
>
> I guess, as hinted above, probably doing away with Request and Session
> scope, or somehow making it completely transparent at least is the way
> forward here. Agree?

Yes

>
>
> Cheers,
>
> Pete.
>
>>>
>>> Let me know what you think, anyone. Cheers.
>>>
>>>
>>> Pete.
>>>
>>>
>>>>>
>>>>>
>>>>> Finally, I'm /experimenting/ with enabling and using Request,
>>>>> Session
>>>>> and Conversation scopes/contexts in SE. If you're interested in
>>>>> seeing
>>>>> the working code I've got the changes to core, SE and the number
>>>>> guess
>>>>> example ready to check in to separate branches. Happy to discuss
>>>>> this
>>>>> further if anyone is interested/curious.
>>>>
>>>> Perhaps send a patch out for review (or attach to a JIRA issue?)
>>>>
>>>>>
>>>>>
>>>>> Cheers,
>>>>>
>>>>> Pete.
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> webbeans-dev mailing list
>>>>> webbeans-dev at lists.jboss.org
>>>>> https://lists.jboss.org/mailman/listinfo/webbeans-dev
>>>>
>>>> --
>>>> Pete Muir
>>>> http://www.seamframework.org
>>>> http://in.relation.to/Bloggers/Pete
>>>>
>>> <se-contexts.diff>
>>
>> --
>> Pete Muir
>> http://www.seamframework.org
>> http://in.relation.to/Bloggers/Pete
>>
>
>

--
Pete Muir
http://www.seamframework.org
http://in.relation.to/Bloggers/Pete