Hi Peter,
Composite primary key should work. Does the 1st transaction commit before
the second? Can you attach the whole test?
thanks,
-marina
Peter Havelaar wrote:
> Hi Marina,
>
> the object is simply created by creating a new object:
>
> UploadedFile file = new UploadedFile();
> file.setFilename("test.txt");
> ...
> ...
>
> Persisted:
>
> entityManager.persist(file);
>
>
> And then in a different transaction:
>
> UploadedFile file= entityManger.find(UploadedFile.class, new
> UploadedFilePK(pathid,filename));
>
> file.setFilename("new_name");
>
> entityManager.setFlushMode(FlushModeType.COMMIT);
> entityManager.flush();
>
> The only difference with the object that does work seems to be that I use a
> composite primary key on this object and a new key is created in the find()
> function to locate the object.
>
> With regards,
> Peter Havelaar
>
>
> ----- Original Message -----
> From: "Marina Vatkina" <Marina.Vatkina_at_Sun.COM>
> To: <persistence_at_glassfish.dev.java.net>
> Sent: Tuesday, August 15, 2006 7:08 PM
> Subject: Re: Object is not written to the database....
>
>
> Hi Peter,
>
> We need to see the code that creates/persists/flushes that object to be
> able to help.
>
> thanks,
> -marina
>
> Peter Havelaar wrote:
>
>>I am in the middle of development and find that there is a certain
>>object that doesn't synchronize changes to the database.
>>The object is created and removed properly, but fails to update any
>>changes to any of the fields.
>>A very similar object uses similar code to change some properties and
>>strangely this object has no problem synchronizing its new state to the
>>database...
>>I have been trying to find out what the problem is but I cannot find it.
>>
>>Does anyone have a suggestion?
>>
>>** I set the flushmode to COMMIT and perform a flush straight after the
>>object is updated.
>>** The entitymanager is container managed
>>** The object does show the correct changes while the object is in the
>>cache
>>** No object relations are present
>>
>>With regards,
>>Peter Havelaar
>>Jabbah.net