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From Andrus Adamchik <and...@objectstyle.org>
Subject Re: CAY-1378, CAY-1009...
Date Sun, 07 Feb 2010 15:23:23 GMT
Actually Bryan's case seems to be pretty clear. I will try to create a  
test case for it now:

> We have a source entity with two to-one relationships to target  
> entities that both inherit from the same table. When we try to  
> insert a new instance of the source entity, we get:
>
>  org.apache.cayenne.CayenneRuntimeException:
>     Error resolving to-one fault. More than one object found. Source  
> Id:
>     <ObjectId:Claim, CLAIM_ID=8891>, relationship:  
> runtimeRelationship0
>    
> org.apache.cayenne.access.ToOneFault.doResolveFault(ToOneFault.java: 
> 90)
>   org.apache.cayenne.access.ToOneFault.resolveFault(ToOneFault.java: 
> 54)
>
> Cayenne found two objects in the table and thought it was an error.




On Feb 7, 2010, at 5:18 PM, Andrus Adamchik wrote:

> Guys, we need to do something about CAY-1009. The fix doesn't look  
> logical to me, and now it turns out that it breaks other things per  
> CAY-1378.
>
> I am looking at commented out test case  
> InheritanceTest.testCAY1009() that Kevin created, and from what I  
> can tell, Cayenne does the right thing here (without the CAY-1009  
> fix). I.e. DirectToSubEntity.subEntities is NOT a reverse  
> relationship of BaseEntity.toDirectToSubEntity, so we should not  
> expect it to behave as one.
>
> Bryan and Andrey also had problems with "runtime" relationships. So  
> could you create test cases for those so we can maybe try looking  
> for the another cause is elsewhere? Or maybe you could provide a  
> failing mapping and describe the problem?
>
> Andrus
>
>
>
> Begin forwarded message:
>> Andrus Adamchik updated CAY-1378:
>> ---------------------------------
>>
>>  Attachment: 0001-CAY-1378-no-reverse-for-inheritance.patch
>>
>> I tend to agree with Victor. Here is my patch reverting CAY-1009  
>> commit (plus some minor loop refactoring). This fails uncommented  
>> InheritanceTest, but I think the test is wrong. I won't commit this  
>> yet, and will take further discussion to the dev list.
>
>


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