Please ignore this post... I posted it about 2 days ago, but it has now
mysteriously turned up!
Craig
[EMAIL PROTECTED] wrote:
> Subject: [Xdoclet-user] Inheritance with hibernate and xdoclet
>
>
> Hello all
>
> Is there a hibernate expert out there who knows how to do inheritance
> with hibernatedoclet?
>
> I have this problem - I'm wanting to persist a class that inherits
> its ID from a base class, but hibernatedoclet seems unable to do
> this. For example:
>
> public class Base
> {
> private int id;
>
> /**
> * @hibernate.id generator-class="assigned"
> */
> private int getId()
> {
> return id;
> }
> private void setId(int id)
> {
> this.id = id;
> }
> }
>
> /**
> * @hibernate.class table="Sub"
> */
> public class Sub extends Base
> {
> private String name;
>
> /**
> * @hibernate.property
> */
> private String getName()
> {
> return name;
> }
> private void setName(String name)
> {
> this.name = name;
> }
> }
>
>
>
>
> So, I'm wanting the Sub class to pick up the id property from Base,
> and thus have hibernatedoclet generate the mapping file with id as
> it's ID field. However, xdoclet doesn't seem to have any concept of
> this. The only way I can see of doing this would be:
>
>
> /**
> * @hibernate.class table="Sub"
> */
> public class Sub extends Base
> {
> private String name;
>
> /**
> * @hibernate.property
> */
> private String getName()
> {
> return name;
> }
> private void setName(String name)
> {
> this.name = name;
> }
>
> /**
> * @hibernate.id generator-class="assigned"
> */
> private int getId()
> {
> return super.getId();
> }
> private void setId(int id)
> {
> super.setId(id);
> }
> }
>
>
>
> which seems rather a lot of work to implement my inheritance
> hierarchy! In every class, I'd need to include the get/set methods
> for my ID attribute!
>
> Anybody got any ideas on this? Right now, I don't see how I can use
> hibernatedoclet in anything but the simplest of cases (that is, where
> there's no inheritance of attributes), and I'm going to have to use
> Hibernate's MapGenerator tool to generate skeleton mapping files, and
> then complete them by hand.
>
> I did think that maybe merge points were the answer, but these seem
> to do their work *after* xdoclet rather than before - I'd like to be
> able to insert the superclass method declarations and xdoclet tags
> before hibernatedoclet did its thing.
>
> Any help much appreciated...
>
> Craig
>
> Chief Architect
> Dyosoft Systems Limited
> http://www.dyosoft.com
> mailto:[EMAIL PROTECTED]
>
>
>
>
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