[cdi-dev] TCK and spec question
Jozef Hartinger
jharting at redhat.com
Mon Dec 22 03:59:52 EST 2014
Correct.
On 12/22/2014 09:59 AM, Mark Struberg wrote:
> While we are at it: This is actually true for ALL System Events, right?
> So we should not define it in PAT but somewhere more general imo.
>
> LieGrue,
> strub
>
>
>
>
>
>> On Monday, 22 December 2014, 9:56, Jozef Hartinger <jharting at redhat.com> wrote:
>>> Yes, we should explicitly define those other cases as non-portable if it
>> has not been done yet.
>>
>> On 12/22/2014 09:49 AM, Mark Struberg wrote:
>>> well, it's just the tip of the iceberg. It would be way easier to just
>> define any 'modification' as non-portable. That would be much more
>> precise and easier as well. And really covers al the edge cases as well.
>>> LieGrue,
>>> strub
>>>
>>>
>>>
>>>
>>>
>>>> On Monday, 22 December 2014, 9:42, Jozef Hartinger
>> <jharting at redhat.com> wrote:
>>>> On 12/22/2014 09:33 AM, Mark Struberg wrote:
>>>>> No you can NOT I fear.
>>>>>
>>>>> How do you make sure that the AnnotatedType someone added
>> doesn't get
>>>> changed later? We have no whatever control over it. If some programmer
>> like to
>>>> make it mutable, well then it is that way and we have no chance to
>> detect that
>>>> :(
>>>>> Imo the only thing we can do is to point programmers to the fact
>> that this
>>>> is stupid -> non-portable behaviour.
>>>> Correct. This is stupid. But allowing setAnnotatedType() to be called
>>>> anytime does not help this at all.
>>>>
>>>> The fact that we throw the exception on setAnnotatedType() prevents a
>>>> class of bad things from happening. At the same time it does not
>> prevent
>>>> the other one that you mentioned. The fact that we cannot prevent all
>> of
>>>> them does not mean that we should not try to prevent those we can.
>>>>
>>>>> LieGrue,
>>>>> strub
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>> On Monday, 22 December 2014, 9:29, Jozef Hartinger
>>>> <jharting at redhat.com> wrote:
>>>>>> On 12/21/2014 09:47 PM, Mark Struberg wrote:
>>>>>>> Hi!
>>>>>>>
>>>>>>> I just came across this little sentence in the spec
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> 11.5.6 "If any ProcessAnnotatedType method is
>> called outside
>>>> of the
>>>>>> observer method invocation, an IllegalStateException is
>> thrown."
>>>>>>> I don't believe such a limitation helps much. What
>> about
>>>> extensions who
>>>>>> do a setAnnotatedType and change this instance in a later
>> phase?
>>>>>> Such as?
>>>>>>> We have no whatever chance to prevent this anyway.
>>>>>> We can prevent that by throwing the exception, rather than
>> silently
>>>>>> ignoring that the extension is doing something wrong.
>>>>>>
>>>>>>> So why not just say that if a CDI System Event gets
>> modified
>>>> outside of the
>>>>>> method it gets injected into then non portable behaviour
>> results.
>>>>>>> LieGrue,
>>>>>>> strub
>>>>>>> _______________________________________________
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>>>>>>>
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>>>>>>
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