users@javaee-spec.java.net

[javaee-spec users] Re: allowing stereotypes to be used more widely

From: Marina Vatkina <marina.vatkina_at_oracle.com>
Date: Mon, 19 Nov 2012 17:56:27 -0800

Bill Shannon wrote:
> Marina Vatkina wrote on 11/19/12 15:46:
>
>> Pete,
>>
>> Pete Muir wrote:
>>
>>> I was on the fence for a long time, however discussing with the CDI EG and
>>> colleagues made it clear there was little support once we went through the
>>> possible confusion that can arise. The CDI EG also agrees with me here :-)
>>>
>>> Here is the point which we think kills the idea. If you define this stereotype
>>> in CDI, with the support proposed for all Java EE specs:
>>>
>>> @Stereotype
>>> @RequestScoped
>>> @Stateless
>>> public @interface MyStereotype {}
>>>
>>> And define this bean:
>>>
>>> @MyStereotype public class MyBean {}
>>>
>>> you end up with a request scoped SLSB.
>>>
>>>
>> How is it different from:
>>
>> @RequestScoped
>> @Stateless
>> public class MyBean {}
>>
>
> If we implemented it, it wouldn't be any different. That's the whole point.
> It's a sort of macro facility for annotations. Obviously it looks extra
> verbose if you just have one bean, but if you have many it's simpler.
>

Right. But I don't understand why is it an example of a problem with
using @Stereotype...