Re: [soa-rm-ra] OO vs. SOA and what goes into a service

[Danny Thornton <danny_thornton2@yahoo.com>]

Talking in feed speak, the service is being fed the
information model.

Danny

--- Ken Laskey <klaskey@mitre.org> wrote:

> I'm not talking implementation (SOA can use OO
> principles to develop  
> the code) but general mindset.  We once agreed that
> asking "what is a  
> service?" is similar to asking "what is an object?"
> because the  
> answer is it could be anything that fits your
> problem.  My thought is  
> a service is not necessarily a good object that you
> operate on but  
> more like an operation that you may be feeding
> objects to.
> 
> Again, this is all at the concept level, no
> implementation.
> 
> Ken
> 
> On Jan 22, 2008, at 6:45 PM, Duane Nickull wrote:
> 
> > In SOA, is it necessary that there is an object
> behind the  
> > service?  We talk to the interface (service)and
> don’t really care  
> > what is behind it.  Assuming there is an object
> could be errant and  
> > architecturally un-elegant.
> >
> > Duane
> >
> >
> > On 1/22/08 3:05 PM, "Ken Laskey"
> <klaskey@mitre.org> wrote:
> >
> >> Is it fair (or at least not too distorted) to say
> that with OO we  
> >> define an object and look for what we can do to
> it (i.e. its  
> >> methods) while with SOA we identify what we want
> to do (i.e.  
> >> business functions) and then, if appropriate,
> look for objects to  
> >> do it to?
> >
> >
> > -- 
> >
>
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> > Blog - http://technoracle.blogspot.com
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>
**********************************************************************
> 
>
------------------------------------------------------------------------
> 
> -----
> Ken Laskey
> MITRE Corporation, M/S H305      phone: 703-983-7934
> 7151 Colshire Drive                         fax:    
>   703-983-1379
> McLean VA 22102-7508
> 
> 
> 
> 
> 



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