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Re: Finalised Glossary Definitions

From: Jean-Jacques Moreau <moreau@crf.canon.fr>
Date: Tue, 20 Mar 2001 10:23:31 +0100
Message-ID: <3AB72193.1B5E74C1@crf.canon.fr>
To: "Williams Stuart" <skw@hplb.hpl.hp.com>
CC: "'Mark Jones'" <jones@research.att.com>, frystyk@microsoft.com, "xml-dist-app@w3.org" <xml-dist-app@w3.org>
"Williams, Stuart" wrote:

> [...]
> > I think of (1) as a module, something like a class in programming
> > language terms.  I think of (2) as a handler, something like a method
> > name.
>
> That's probably close to what I think. Module and programming Class seem
> like a good analogy, however, I would find an analogy between 'handler' and
> an 'object instance' (rather than method) more in line with my thoughts.

The analogy is probably more between Module and Abtract Data Type, since I guess
a Class also normally includes real code that implements the Class' behaviour.

> > If we make (1) the whole processor and (2) a handler, then it raises
> > the question about how the processor came to know enough about the
> > semantics of things (blocks, behavior, etc.) to make such a
> > determination.
>
> I think the question you have is how do we denote a 'target' and what sort
> of 'thing' is 'targetted'? In the SOAP world, I think 'targets' are denoted
> by the URI value of an 'actor' attribute on a header element. I don't think
> SOAP really discusses what sort of thing is referenced by the 'actor'
> attribute.
>
> XMLP gives us a chance to revisit (tighten up/clarify) some of this. For
> XMLP I think that the sort of thing that is 'targeted' is/will be a
> 'handler'. At present I don't know how targets will be denoted - although I
> would expect some form of URI reference and I would also expect that
> reference to be orthogonal to any URI's that might be used to denote
> behavioural rules in the abstract and/or syntactic rules (schema/namespaces
> etc.) that a given 'handler' realises.
> [...]

I have been thinking along similar lines.

Jean-Jacques.
Received on Tuesday, 20 March 2001 04:24:13 GMT

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