users@ejb-spec.java.net

[ejb-spec users] [jsr345-experts] Re: Final methods in a bean class?

From: Marina Vatkina <marina.vatkina_at_oracle.com>
Date: Thu, 28 Mar 2013 11:20:12 -0700

How about static methods?

thanks,
-marina

On 3/28/13 11:12 AM, Pete Muir wrote:
> We updated the requirements in CDI to specifically exclude private methods from proxability requirements. Note we moved this to it's own section - 3.15
>
> Pete
>
> On 28 Mar 2013, at 17:16, Marina Vatkina <marina.vatkina_at_oracle.com> wrote:
>
>> Well, Pete is on this list (and I'm cc-ing him here explicitly), but I don't think private final (or static final) methods should be restricted...
>>
>> -marina
>>
>> On 3/28/13 9:30 AM, Jeremy Bauer wrote:
>>> Hi Marina,
>>>
>>> Won't allowing final methods will cause an inconsistency with the CDI spec? CDI 1.0 section 5.4.1 says:
>>>
>>> Certain legal bean types cannot be proxied by the container:
>>> [...]
>>> • classes which are declared final or have final methods,
>>>
>>> And I believe this is true in CDI 1.1, but I don't have that spec handy.
>>>
>>> -Jeremy
>>>
>>>
>>>
>>> From: Marina Vatkina <marina.vatkina_at_oracle.com>
>>> To: jsr345-experts_at_ejb-spec.java.net,
>>> Date: 03/27/2013 06:21 PM
>>> Subject: [jsr345-experts] Re: Final methods in a bean class?
>>>
>>>
>>>
>>> After a longer discussion with Mark offline and not to allow users to
>>> shoot themselves into a foot, the new proposal is to change both
>>> statements as follow:
>>>
>>> (a) "All non-static public methods of the bean class and of any
>>> superclasses except the java.lang.Object, are exposed as business methods."
>>>
>>> (b) "Business methods exposed through the no-interface view must not be
>>> declared final."
>>>
>>> Let me know if anybody disagrees.
>>>
>>> thanks,
>>> -marina
>>>
>>> On 3/27/13 11:36 AM, Marina Vatkina wrote:
>>>> Experts,
>>>>
>>>> The EJB spec currently requires that if a bean exposes a no-interface
>>>> view (see 4.9.8 Session Bean’s No-Interface View):
>>>>
>>>> (a) "All public methods of the bean class and of any superclasses
>>>> except the java.lang.Object, are exposed as business methods through
>>>> the no-interface view."
>>>> (b) "All methods of the bean class and any superclasses must not be
>>>> declared final."
>>>>
>>>> For all other views the rules for a *business method* is
>>>> "The method must not be declared as final or static."
>>>>
>>>> Does any of you see a problem with removing the rule (b) and changing
>>>> the rule (a) to:
>>>>
>>>> "All non-final non-static public methods of the bean class and of any
>>>> superclasses except the java.lang.Object, are exposed as business
>>>> methods through the no-interface view."
>>>>
>>>> thanks,
>>>> -marina
>>>>
>>>>
>>>