Von: [EMAIL PROTECTED] im Auftrag von Stefan Champailler
Gesendet: Mo 04.10.2004 11:58
An: [EMAIL PROTECTED]
Betreff: Re: [Xdoclet-user] value-object and "almost" self-reference
Here's a first cut.
comments and suggestions more than
welcome.
(remember I'm newbie, so I may have missed important
points).
Stefan
> Hi,
>
> go for it
:-)
>
> If you do it fast enough, it will be included in the 1.2.2
release and be
> put up on the web site.
>
>
Heiko
>
> ________________________________
>
> Von:
[EMAIL PROTECTED] im Auftrag von Stefan
>
Champailler Gesendet: Mo 04.10.2004 09:34
> An:
[EMAIL PROTECTED]
> Betreff: Re: [Xdoclet-user]
value-object and "almost" self-reference
>
>
>
>
Ooops,
>
> it seems I didn't read the documentation enough... The
solution is
> explained in "Exposing Generated Methods" of the "Using
Value Objects"
> document. Just had to expose the missign
interface.
>
> Since I've serached a lot for that little info, I
thought it'd be nice to
> have a small paragraph in the documentation
explaining how to do
> "self-reference" with entities and XDoclet. I could
write it if some of you
> are ready to proof-read it. What do you think
?
>
>
> Stefan
>
> > Dear You all,
>
>
> >
> > I'm currently fighting big time with XDoclet to
understand it. I think I
> > have a very simple problem but for some
reason, I don't get it.
> >
> > I have a bean that have a
relationship with itself : "I'm a 'People' and
> > I can have other
'People' as friends".
> >
> > Out of that bean, I try to make
two value objects :
> >
> > - one with the bare minimum
information about a 'People' : name, role,
> > etc. No information
about the "friends". It'll be called
> > "PeopleListValue" - a "fat"
one, with everything from People. For the
> > "friends" relation, I use
an aggregate of PeopleListValue.
> >
> > (I saw that idea
there :
> > http://www.mail-archive.com/xdoclet-user%40lists.sourceforge.net/msg03372
>
>.h tml)
> >
> > So, I /think/ I'm OK here, no circular
references. Now, for some reason I
> > completely miss, XDoclet builds
an erroneous CMP class out of the bean
> > that can't compile :
>
>
> > foundryserver/beans/PeopleCMP.java:135: cannot resolve
symbol
> > [javac] symbol : method
getPeopleListValue ()
> > [javac] location:
interface
> > foundryserver.beans.interfaces.PeopleLocal
[javac]
> > PeopleVOValue.addFriend(
> >
((foundryserver.beans.interfaces.PeopleLocal)iFriend.next()).getPeopleLis
>
>tV alue() );
> >
> > I'd be very happy if one could tell
me why it tries to get the
> > PeopleListValue out of the local
interface. I could think it makes sense,
> > but then, how do I tell
XDoclet to generate the getPeopleListValue ()
> > method ?
>
>
> > For information, I have the following code in an entity bean
(stripped
> > useless stuff).:
> >
> > ...
>
>
> > * @ejb.value-object name="PeopleList"
> >
*
match="light"
> > * @ejb.value-object name="PeopleVO"
>
>
*
match="fat"
> > */
> > public abstract class PeopleBean
implements EntityBean {
> >
> > ...
> >
> >
/**
> > * @ejb.interface-method
>
> * @ejb.relation name="friendship"
>
>
*
role-name="ILove"
> >
*
target-ejb="People"
> >
*
target-role-name="ImLoved"
> > *
>
> * @ejb.value-object
>
> * match="fat"
>
> *
type="java.util.Collection"
> >
* relation="external"
>
> *
aggregate="foundryserver.beans.interfaces.PeopleListValue"
>
> *
aggregate-name="Friend"
> >
*
members="foundryserver.beans.interfaces.PeopleLocal"
>
> *
members-name="Friend"
> > *
>
> * @return Returns the name. */
> >
> >
public abstract Collection getFriends();
> >
> >
> >
thank you for your patience.
> >
> > Stefan
>
>
> >
> >
> >
> >
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