just my 2c
Thomas
Matthew Baird wrote:
the question then is can we improve the error reporting and give the user enough info to have the problem become evident?
-----Original Message----- From: Brian McCallister [mailto:[EMAIL PROTECTED]] Sent: Mon 2/3/2003 4:57 AM To: OJB Users List Cc: Subject: Re: Collection help, please...
Thank you!
I figured it was something silly like that which I wasn't seeing because
I had looked at it for too long. (C&P "reuse" strikes again ;-)
-Brian
On Sun, 2003-02-02 at 23:22, Ron Gallagher wrote:
> Brian --
>
> Your class descriptor for org.skife.registry.domain.User includes two fields that are marked as primary keys, userId and handle. In that situation, you need to specify two inverse-foreignkey entries for the giftsRequested collection descriptor, one for each field in the primary key.
>
> I'm guessing that marking the field "handle" as a primary key is a mistake since there's no "handle" field on the gifts table.
>
> HTH
>
> Ron Gallagher
> Atlanta, GA
> [EMAIL PROTECTED]
>
> >
> > From: Brian McCallister <[EMAIL PROTECTED]>
> > Date: 2003/02/02 Sun PM 07:56:22 EST
> > To: OJB Users List <[EMAIL PROTECTED]>
> > Subject: Collection help, please...
> >
> > I feel silly for not being able to figure this out, but I have not been
> > able to. I am sure it is some small configuration problem I have missed,
> > but looking over the docs, and my code, I cannot find it. Of note - OJB
> > .9.8, PostgreSQL 7.3, the standard pgsql jdbc3.0 driver.
> >
> > When I attempt to instantiate a class (source follows) which has a
> > collection of other persistent objects in it, I get a nasty series of
> > JDBC exceptions.
> >
> > I only have two classes for this setup, a User class and a Gift class -
> > the User contains a Vector of Gifts.
> >
> > If there is a User in the database:
> >
> > registry=> select * from users ;
> > userid | handle | password | firstname | lastname
> > --------+--------+----------+-----------+-------------
> > 1 | wheee | tester | Brian | McCallister
> > (1 row)
> >
> > and a gift for that user:
> >
> > registry=> select * from gifts ;
> > giftid | name | foruserid
> > --------+--------------+-----------
> > 1 | Wireless Hub | 1
> > (1 row)
> >
> > before the tests run and I attempt to load said user I get the
> > exception. If i delete the gift frm the database I have no problem, if I
> > add a gift in the test and then load the user again, no problem, but if
> > the gift exists before I start running the test, boom it dies.
> >
> > The test is simply loading the user via a query for the handle via the
> > PB API.
> >
> > Any help would be much appreciated
> >
> > <class-descriptor
> > class="org.skife.registry.domain.User"
> > table="USERS"
> > >
> > <field-descriptor id="1"
> > name="userId"
> > column="userid"
> > jdbc-type="INTEGER"
> > primarykey="true"
> > autoincrement="true"
> > indexed="true"
> > />
> > <field-descriptor id="2"
> > name="firstName"
> > column="firstname"
> > jdbc-type="VARCHAR"
> > nullable="true"
> > />
> > <field-descriptor
> > id="3"
> > name="lastName"
> > column="lastname"
> > jdbc-type="VARCHAR"
> > nullable="true"
> > />
> > <field-descriptor id="4"
> > name="password"
> > column="PASSWORD"
> > jdbc-type="VARCHAR"
> > />
> > <field-descriptor id="5"
> > name="handle"
> > column="HANDLE"
> > jdbc-type="VARCHAR"
> > primarykey="true"
> > indexed="true"
> > />
> > <collection-descriptor
> > name="giftsRequested"
> > element-class-ref="org.skife.registry.domain.Gift"
> > auto-update="true"
> > auto-delete="true"
> > >
> > <inverse-foreignkey field-id-ref="3"/>
> > </collection-descriptor>
> > </class-descriptor>
> >
> > <class-descriptor
> > class="org.skife.registry.domain.Gift"
> > table="GIFTS">
> > <field-descriptor id="1"
> > name="id"
> > column="giftid"
> > jdbc-type="INTEGER"
> > primarykey="true"
> > autoincrement="true"
> > indexed="true"
> > />
> > <field-descriptor
> > id="2"
> > name="name"
> > column="name"
> > jdbc-type="VARCHAR"
> > nullable="true"
> > />
> > <field-descriptor
> > id="3"
> > name="userId"
> > column="foruserid"
> > jdbc-type="INTEGER"
> > />
> > <reference-descriptor
> > name="user"
> > class-ref="org.skife.registry.domain.User"
> > auto-update="false"
> > auto-delete="false"
> > >
> > <foreignkey field-id-ref="3"/>
> > </reference-descriptor>
> >
> > </class-descriptor>
> >
> <snip>
>
>
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--
Brian McCallister < [EMAIL PROTECTED] >
Systems Administrator and Software Engineer
Fort Hill Company -- www.forthillcompany.com
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