Thanks for the quick response! I thought I was going crazy when I saw
that method and couldn't figure out why it was doing that. I assumed I
was just missing something in the bigger picture.

Glad we could find that before the next RC.

-Andrew

 

-----Original Message-----
From: Armin Waibel [mailto:[EMAIL PROTECTED] 
Sent: Thursday, May 13, 2004 6:24 AM
To: OJB Users List
Subject: Re: Bug in QueryReferenceBroker?

Hi Andrew,

I checked in a fix (similar to your patch + minor modifications in
method) and a new test in AnonymousFieldsTest. The test fails with NPE
when using QueryReferenceBroker version 1.15 and pass with latest
version.
Hope this will solve your problem too.
Thank you very much!

regards,
java-dumbhead Armin

Armin Waibel wrote:
> Hi Andrew,
> 
> seems you patch will do the job.
> I will check this ASAP.
> Thanks!
> 
> regards,
> Armin
> 
> Clute, Andrew wrote:
> 
>> I created what I think is an appropriate patch -- it fixed my issue.
>> Here it is.
>>
>> Index: QueryReferenceBroker.java
>> ===================================================================
>> RCS file:
>> /home/cvspublic/db-ojb/src/java/org/apache/ojb/broker/core/QueryRefer
>> enc
>> eBroker.java,v
>> retrieving revision 1.15
>> diff -u -r1.15 QueryReferenceBroker.java
>> --- QueryReferenceBroker.java    6 May 2004 19:45:57 -0000    1.15
>> +++ QueryReferenceBroker.java    12 May 2004 21:47:44 -0000
>> @@ -425,6 +425,7 @@
>>                  {
>>                      return new Identity(referencedObject, pb);
>>                  }
>> +                return null;
>>              }
>>              else
>>              {
>>
>>  
>>
>> -----Original Message-----
>> From: Clute, Andrew [mailto:[EMAIL PROTECTED] Sent: 
>> Wednesday, May 12, 2004 5:37 PM
>> To: OJB Users List; OJB Developers List
>> Subject: Bug in QueryReferenceBroker?
>>
>> I recently updated to HEAD and am finding a weird issue now.
>>
>> I have an object Session, that has a reference to an Object called 
>> Person. Now Person is a proxy object. I am using an Anonymous FK to 
>> reference Person from Session.
>>
>> When I try to restore Session when it has no Person hanging on it, it

>> restores the Session object with a Person Proxy object hanging off of

>> it (it shouldn't!), and the Proxy's PK being a collection of null.
>>
>> I think I might have narrowed down why it is happening:
>>
>> Method getReferencedObjectIdentity(), here is a code snipet:
>>
>>  if (hasNullifiedFKValue)
>>  {
>>       if(isAnonymousKeyReference(cld, rds))
>>        {
>>             Object referencedObject =
rds.getPersistentField().get(obj);
>>              if(referencedObject != null)
>>               {
>>                 return new Identity(referencedObject, pb);
>>              }
>>          }
>>           else
>>           {
>>               return null;
>>           }
>>       }
>>
>>      // ensure that top-level extents are used for Identities
>>      return new Identity(rds.getItemClass(), 
>> pb.getTopLevelClass(rds.getItemClass()), fkValues);
>>
>> In my case, I have a nullifiedFKValue, so it goes into the first If 
>> block, and then it sees that it is an AnonymousKeyReference, but then

>> my referencesObject us null (like it should be). But instead of 
>> returning null, it jums out to the bottom where it returns a new 
>> Identity!! Why is it doing that? I can see where Armin has made some 
>> changes to handle better AnonymousFK's, is this a side-effect of
that?
>>
>> -ANdrew
>>
>>
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>>
> 
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