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From Romain Manni-Bucau <rmannibu...@gmail.com>
Subject Re: Arrays / Lists elements polymorphic support
Date Mon, 23 Apr 2018 16:44:25 GMT
Maybe raise a spec issue since we tend to be jsonb driven now. Would be
great to not have a custom api for the id mapping.

In the mean time we can push a jsonb-extra with that impl

Le 23 avr. 2018 18:39, "Jean-Louis MONTEIRO" <jeanouii@gmail.com> a écrit :

> Hey Roberto,
>
> I think that would be a great feature.
> Already had this case in the past and looks like Jackson and Gson already
> have it.
>
> Gson subtypes on adapters.
> https://github.com/google/gson/blob/master/extras/src/
> main/java/com/google/gson/typeadapters/RuntimeTypeAdapterFactory.java
>
>
> Jackson annotations with different strategies
> https://github.com/FasterXML/jackson-docs/wiki/
> JacksonPolymorphicDeserialization
>
> We should consider adding this feature I believe.
>
>
> Le mer. 18 avr. 2018 à 19:42, Roberto Cortez <radcortez@yahoo.com.invalid>
> a écrit :
>
> >  Hi Romain,
> > Thanks for the quick response.
> > I'll have a look,
> > Cheers,Roberto
> >     On Wednesday, April 18, 2018, 6:35:32 PM GMT+1, Romain Manni-Bucau <
> > rmannibucau@gmail.com> wrote:
> >
> >  Hi Roberto
> >
> > Yes, an adapter is the way to go using our mapper or jsonb.
> >
> > There should be an "animal" test showing how to do that. Just dont forget
> > to use class aliases or a whitelist logic to not open a backdoor.
> >
> > Since the model doesnt match the java model im not a fan of that feature
> > being built out of the box. In xml it is more natural but in json you can
> > do it without breaking the model. For me it means the model is broken and
> > must not be used as an input.
> >
> > Le 18 avr. 2018 19:31, "Roberto Cortez" <radcortez@yahoo.com.invalid> a
> > écrit :
> >
> > > Hi guys,
> > > I'm trying to serialize a list of elements of multiple types and then
> > > deserialize it again. It does require to somehow include the type in
> the
> > > serialization result to know to which type we should map to
> deserialize.
> > I
> > > think this could possible be done with an Adapter and playing with the
> > > JsonArray.
> > > I was just wondering if there any kind of out of the box support for
> > this.
> > > It doesn't seem so, at least I was not able to find.
> > > Jackson for instance, includes a set of annotations that allow you to
> do
> > > exactly this, without any extra / custom code.
> > > Any thoughts?
> > > Thank you.
> > > Cheers,Roberto
>

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