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Re: [m2m-atl-dev] Exception handling 
Hi Martin,

Error notification is usually performed using the Debugger interface:
http://wiki.eclipse.org/ATL_Developer_Doc#Debugger

You can define your own Debugger that logs the errors the way you want :-).


Best regards,

Frédéric

On 10/10/07, Martin J Bartlett <jbartle9@xxxxxxx> wrote:
> (reply to my own email - not good I know)
>
> Of course my quoted mlethod is invoked via
>
> org.eclipse.m2m.atl.drivers.emf4atl.ASMEMFModel.loadASMEMFModel
>
> which ALSO would trap any exception and log it!
>
>
> CSC Financial Services SAS
> Registered Office: 14 Place de la Coupole, Axe Liberté, 94220 Charenton Le
> Pont, France
> Registered in France: RCS Créteil B 323 127 332
>
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>              Martin J
>              Bartlett/FSG/CSC@
>              CSC                                                        To
>              Sent by:                  M2M ATL Developer list
>              m2m-atl-dev-bounc         <m2m-atl-dev@xxxxxxxxxxx>
>              es@xxxxxxxxxxx                                             cc
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>                                                                    Subject
>              10/10/2007 15:00          [m2m-atl-dev] Exception handling
>
>
>              Please respond to
>              M2M ATL Developer
>                    list
>              <m2m-atl-dev@ecli
>                  pse.org>
>
>
>
>
>
>
> One of the biggest issues we've come across in running ATL is that the
> methods we need to use to kick off transformations rarely throw exceptions
> - they simply catch them, log them and return (with null if a value is
> expected). For "upstream" classes (launchers for example) this really isn't
> acceptable - we need to know explicitly WHY something downstream failed and
> report it in our OWN framework and standards.
>
> Just a simple example: org.eclipse.m2m.atl.drivers.emf4atl.ASMEMFModel
> .loadASMEMFModel(String name, ASMEMFModel metamodel, URI uri, ModelLoader
> ml)
>
> (which, incidentally declares that it throws Exception but does not). That
> load could fail for a number of reasons - FileNotFound being one of the
> most common I would imagine. I want my calling method to simply propagate
> that exception up to ITS caller.
>
> What plans are there to improve this state of affairs?
>
> Martin
>
> CSC Financial Services SAS
> Registered Office: 14 Place de la Coupole, Axe Liberté, 94220 Charenton Le
> Pont, France
> Registered in France: RCS Créteil B 323 127 332
>
> ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
>
> This is a PRIVATE message. If you are not the intended recipient, please
> delete without copying and kindly advise us by e-mail of the mistake in
> delivery.
> NOTE: Regardless of content, this e-mail shall not operate to bind CSC to
> any order or other contract unless pursuant to explicit written agreement
> or government initiative expressly permitting the use of e-mail for such
> purpose.
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