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List:       castor-dev
Subject:    Re: [castor-dev]  Pb with loadConfiguration while using simultaneously two databases
From:       "SYLVIE PALLUEL" <sylvie.palluel () cnamts ! fr>
Date:       2005-03-03 12:10:43
Message-ID: 036f01c51fea$06833e80$96582537 () D16690151 ! cn ! cnamts ! fr
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Hi Ralf,

Thanks for the informations.

Here's a short unit test case to point out the problem.

Sylvie.
___________________
CREDI RA
Sylvie Palluel

sylvie.palluel@cnamts.fr
___________________


> -----Message d'origine-----
> De : Ralf Joachim [mailto:ralf.joachim@syscon-world.de]
> Envoyé : jeudi 3 mars 2005 11:30
> À : castor-dev@exolab.org
> Objet : Re: [castor-dev] Pb with loadConfiguration while using
> simultaneously two databases
> 
> 
> Sylvie,
> 
> we are aware of problems with multiple database configurations at JDO2
> as this has been reported at bugs 1742 and 1865. Also bugs 1781 and 1865
> relate to different issues of creating JDO2 instances.
> 
> I have started to work on this some days ago but don't have a patch
> available yet as I need to discuss some concepts with Werner and Martin
> first.
> 
> For your specific problem can you please send me a short test case. I'll
>   have a look at it this evening and try to create a patch for your
> specific problem.
> 
> Regards
> Ralf
> 
> 
> 
> SYLVIE PALLUEL schrieb:
> > Werner,
> >
> > The file jdo-conf.dtd contains this:
> >
> > <!ELEMENT jdo-conf ( database,transaction-demarcation ) >
> >
> > and doesn't support many database element.
> >
> > So, How can I do?
> >
> > Sylvie.
> > ___________________
> > CREDI RA
> > Sylvie Palluel
> >
> > sylvie.palluel@cnamts.fr
> > ___________________
> >
> >
> >
> >>-----Message d'origine-----
> >>De : Guttmann Werner MAX SD [mailto:GuttmannW@spardat.at]
> >>Envoyé : jeudi 3 mars 2005 09:33
> >>À : castor-dev@exolab.org
> >>Objet : Re: [castor-dev] Pb with loadConfiguration while using
> >>simultaneously two databases
> >>
> >>Sylvie,
> >>
> >>I actually don't know whether we really support two separate JDO
> >>configuration files or not, but can you please try to move the two
> >><database> definitions into one configuration file, if this is an option
> >>to you. Apart from this, there's a bug report out there that does not
> >>match your problem 100%, but the resolution of which might address your
> >>problem partially.
> >>
> >>Regards
> >>Werner
> >>
> >>-----Ursprüngliche Nachricht-----
> >>Von: SYLVIE PALLUEL [mailto:sylvie.palluel@cnamts.fr]
> >>Gesendet: Donnerstag, 03. März 2005 07:50
> >>An: castor-dev@exolab.org
> >>Betreff: [castor-dev] Pb with loadConfiguration while using
> >>simultaneously two databases
> >>
> >>
> >>
> >>Hi,
> >>
> >>I've just integrated Castor 0.9.6 in my application.
> >>
> >>I'm using two distinct database accesses (2 databaseFileConfig, 2
> database
> >>names).
> >>
> >>But when I try to initialize the JDO objects like this:
> >>
> >>JDO2.loadConfiguration(databaseFileConfig1,loader);
> >>JDO2 jdo1 = JDO2.createInstance(nomDatabase1);
> >>
> >>JDO2.loadConfiguration(databaseFileConfig2,loader);
> >>JDO2 jdo2 = JDO2.createInstance(nomDatabase2);
> >>
> >>I've have an exception on the second loadConfiguration.
> >>In fact, after looking for the problem, I have to call
> >>JDOConfLoader.deleteConfiguration();
> >>To reset private static boolean _loaded to false, before calling the new
> >>JDO2.loadConfiguration(..).
> >>
> >>But is this ok, or may I have other pb later in my transactions ?
> >>
> >>
> >>
> >>I have the same pb using the old JDO object (getDatabase() is calling
> >>loadConfiguration(..)) :
> >>
> >>JDO jdo1 = new JDO();
> >>Jdo1.setClassLoader(loader);
> >>Jdo1.setDatabaseName(nomDatabase1);
> >>Jdo1.setConfiguration(databaseFileConfig1);
> >>
> >>Database db1 = jdo1.getDatabase();
> >>
> >>JDO jdo2 = new JDO();
> >>Jdo2.setClassLoader(loader);
> >>Jdo2.setDatabaseName(nomDatabase2);
> >>Jdo2.setConfiguration(databaseFileConfig2);
> >>
> >>Database db2 = jdo2.getDatabase();
> >>
> >>
> >>Thanks for your help.
> >>
> >>
> >>Sylvie
> >>___________________
> >>CREDI RA
> >>Sylvie Palluel
> >>
> >>sylvie.palluel@cnamts.fr
> >>___________________
> >>
> >>
> >>
> >>-----------------------------------------------------------
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> >>minimalist@exolab.org with a subject of:
> >>        unsubscribe castor-dev
> >
> >
> >
> > ------------------------------------------------------------------------
> >
> > -----------------------------------------------------------
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> 
> --
> 
> Syscon Ingenieurbüro für
> Meß- und Datentechnik GmbH
> Ralf Joachim
> Raiffeisenstraße 11
> D-72127 Kusterdingen
> Germany
> 
> Tel.   +49 7071 3690 52
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> 
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> 
> 
> 
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