Re: Small code donation

Not problem with it, as long as it stays with LGPL compatible licences :)

Le Mercredi 14 Septembre 2005 10:07, Sasa Bojanic a écrit :
> Hi,
> 
> thanks a lot!
> 
> We currently have no time to test it, but from your explanations I see this could be very useful. Maybe in the future (with your
> permission) we'll include it in shark project.
> 
> Regards,
> Sasa.
> 
> ----- Original Message -----
> From: "David Delbecq" <[email protected]>
> To: <[email protected]>
> Sent: Thursday, September 08, 2005 12:34 PM
> Subject: [shark] Small code donation
> 
> 
> > Hello,
> >
> > Am sending this small code as i think it might be useful to shark-CORBA.
> >
> > It's a simple code generator which explore the shark client CORBA interfaces
> > and creates wrappers around each of them (as long as they can be reached by
> > a trail of calls coming from the initial. The wrappers are created using
> > the decorator design pattern. They automatically unwrap parameters if needed
> > and wrap results.
> > The added functionnality for decorator is to catch null values on returns.
> > CORBA does not support nulls so instead of sending nulls, the sun corba layer
> > sends a BAD_PARAM exception with a 201 minor code (see
> > http://java.sun.com/j2se/1.4.2/docs/guide/idl/jidlExceptions.html#minorcodemeanings)
> >
> > This will help developers using the shark client api as in current implementation,
> > catching manually all those exceptions because the shark engine sends lots of
> > null when dealing with description process (process description, activity description) or
> > auditEvents (the activity() might be null, resulting in one of those exceptions client-side)
> >
> > To execute, ensure all shark libs are in classpath and run org.enhydra.shark.wrapper.tool.WrapperMaker
> >
> > First argument must be configuration properties file (provided) and second is destination path for generated .java
> >
> > Using the wrappers after is easy, replace
> > SharkInterface interface= SharkInterfaceHelper.narrow(ncRef.resolve(path));
> > by
> > SharkInterface interface= new SharkInterfaceWrapper(SharkInterfaceHelper.narrow(ncRef.resolve(path)));
> >
> > After use as usual, all returned interfaces from call will be wrapper where needed.
> > Then you don't have to worry anymore about this null return values throwing exceptions.
> >
> > I think generation of wrappers could be included in the shark build process.
> >
> > Regards.
> > --
> > David Delbecq
> > Royal Meteorological Institute of Belgium
> >
> > -
> > Is there life after /sbin/halt -p?
> >
> 
> 
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> 
> 
> >
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> 
> 
> 

-- 
David Delbecq
Royal Meteorological Institute of Belgium

-
Is there life after /sbin/halt -p?

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