On Thu, 18 Oct 2018 at 14:02, Guillaume Smet <guillaume.s...@gmail.com> wrote:
>
> Hi,
>
> On Thu, Oct 18, 2018 at 1:33 PM Sanne Grinovero <sa...@hibernate.org> wrote:
>>
>> > Regarding "BasicProxyFactory", Guillaume and I had to fight with this 
>> > think a few weeks ago, I think. If I remember correctly, it's used in 
>> > particular to instantiate abstract classes (!) during bootstrap. It seems 
>> > to be needed when copying data around from an object to another in 
>> > particular; maybe when the type of an @Embedded property is abstract? 
>> > Someone else probably knows more. All I can say is it made some tests fail 
>> > some time ago, so you can try making it throw exceptions and run the tests 
>> > that fail in debug mode, to see why it's useful exactly.
>>
>> Thanks for the hint.
>>
>> I had found some similar clues, and I'm thinking to just limit its
>> applicability to models which don't have similar needs: in a second
>> phase we could look at creating the necessary bytecode to handle these
>> corner cases as well by having the build time enhancement generate the
>> additional support classes.
>
>
> All I can say is that it's useful in some corner cases. If I remember 
> correctly, Yoann is right about abstract @Embedded properties.
>
> Creating the classes at enhancement time could be a possibility but I'm not 
> sure we have all the information required to do that when we enhance the 
> entities.
>
> I think it goes without saying but we still need to have ORM working without 
> enhancement, considering how many bugs we have related to enhanced classes.

I didn't understand thist last sentence. Could you please clarify?

Thanks,
Sanne

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