From noreply at atlassian.com Sat Jan 20 19:52:44 2007
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From: Paolo "Nusco" Perrotta (JIRA) <noreply at atlassian.com>
To: hibernate-issues at lists.jboss.org
Subject: [hibernate-issues] [Hibernate-JIRA] Commented: (ANN-539) Generics and
 @Embedded doesn't work
Date: Sat, 20 Jan 2007 18:52:44 -0600
Message-ID: <198669485.1169340764173.JavaMail.j2ee@atlassian01.managed.contegix.com>
In-Reply-To: 129538398.1169313344077.JavaMail.j2ee@atlassian01.managed.contegix.com

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    [ http://opensource.atlassian.com/projects/hibernate/browse/ANN-539?pag=
e=3Dcomments#action_25875 ] =


Paolo "Nusco" Perrotta commented on ANN-539:
--------------------------------------------

This is almost certainly the same bug that causes <a href=3Dhttp://opensour=
ce.atlassian.com/projects/hibernate/browse/ANN-526>ANN-526</a>. =


> Generics and @Embedded doesn't work
> -----------------------------------
>
>          Key: ANN-539
>          URL: http://opensource.atlassian.com/projects/hibernate/browse/A=
NN-539
>      Project: Hibernate Annotations
>         Type: Bug

>     Versions: 3.2.1
>  Environment: Hibernate 3.2.1, Oracle 10XE
>     Reporter: Christophe Vanfleteren
>     Assignee: Paolo "Nusco" Perrotta
>  Attachments: generic.zip
>
>
> It doesn't seem to be possible to use a plain generic field as a componen=
t,
> for example:
> @Embedded
> private Range<Integer> bounds
> doesn't work (you get an "org.hibernate.AnnotationException: Property gen=
eric.GenericRange.min has an unbound type and no explicit target entity. Re=
solve this Generic usage issue or set an explicit target attribute (eg @One=
ToMany(target=3D) or use an explicit @Type") error.
> It does work when you extend the generic class in which you define the ty=
pe (IntegerRange extends Range<Integer>)
> for example:
> @Embedded
> private IntegerRange bounds
> works
> I've attached some classes that demeonstrate this problem. This issue was=
 raised before in http://opensource.atlassian.com/projects/hibernate/browse=
/ANN-406?page=3Dcomments, but was rejected since no testcase was provided.

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