That is working very well!
Thank you so much for suggesting this well-designed solution! :-)
-Markus
-----Original Message-----
From: aleksei.valikov_at_gmail.com [mailto:aleksei.valikov_at_gmail.com] On
Behalf Of Aleksei Valikov
Sent: Donnerstag, 3. Juli 2008 14:05
To: users_at_jaxb.dev.java.net
Subject: Re: How to get link to Parent Element?
Hi.
> I am a beginner with JAXB and not using schemas at all, only using
manually annotated classes.
>
> There is the following XML:
>
> <A>
> <B />
> <C />
> </A>
>
> So I wrote classes A, B and C and added @XmlRootElement to both.
>
> But now I want to be able inside of classes B and C to ask for the
surrounding A.
>
> Is there some "JAXB Magic" that will provide a "Parent Pointer"
automatically?
> Or what is the best idea to get that pointer (without changing the
above XML schema)?
>
> Maybe the question is silly, but see, I am a total JAXB beginner. ;-)
You can add the afterUnmarshal method to your B and C classes
public void afterUnmarshal(Unmarshaller u, Object parent) {
this.a = (A) parent;
}
This callback method will be called by JAXB automatically after
unmarshalling.
See here:
https://jaxb.dev.java.net/guide/Mapping_cyclic_references_to_XML.html
Bye.
/lexi
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