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RE: Genericity, strong typing, SOAP-RPC, GRASP, and defining the Web

From: Bill de hÓra <dehora@eircom.net>
Date: Wed, 27 Mar 2002 11:56:51 -0000
To: <www-tag@w3.org>
Message-ID: <000e01c1d586$7bba85c0$887ba8c0@mitchum>
 
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> > Jeff Bone wrote,
> > However this ignores the fact that there's "power
> > > in large values" and that going to smaller, fine-grained  
> interfaces 
> > > with more specific types produces tighter coupling and
> > > non-linear  growth of compositional complexity.
> >
> > I don't think it's anything like that clear cut.
> >
> > Types don't merely have complexity costs, they have complexity 
> > benefits as well.


> Miles Sabin wrote:
> Note that we're talking about compositional or architectural 
> complexity, not complexity in general.  I would suggest it's 
> very clear cut that having an open-ended and arbitrarily 
> large set of types introduces compositional or architectural 
> complexity;  it's the genericity of e.g. HTTP across all 
> Http-typed resources that enables caching proxies and other 
> interesting intermediaries to be usefully plugged in ad hoc 
> and post facto.

> Jeff Bone:
> > A type is a constraint: it sets bounds on the range
> > of acceptable values of any instance of that type, and as such 
> > _reduces_ complexity.
> 
> Without a doubt.  

It would help if y'all said what you mean by complexity.

Bill de hÓra 


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Received on Wednesday, 27 March 2002 07:02:41 GMT

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