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Subject: Re: [soa-rm-ra] Updated Service Description Diagram

  You are misreading the diagram I think.
  The service description isa description
is how it should be

On Nov 3, 2006, at 8:48 AM, Jeffrey A. Estefan wrote:

> Guys,
> I don't understand why there is an inheritance relationship between  
> Description and Service.  What this model is saying is that Service  
> 'is-a' Description.  Obviously, that is not true.   I think we're  
> mixing apples and oranges here.
> In the UML, inheritance represents hierarchy that translates to  
> "specialization" when going down the inheritance hierarchy and  
> "generalization" when going up the inheritance hierarchy.  Again, I  
> don't see the connection or reason to include Service as an element  
> of the model for SD at this level of abstraction.
> More later.  In the meantime, I'll be looking forward to seeing  
> Duane's perspective.
> - Jeff

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