xml and servlets

[mayes]

Has anyone done any kind of programming incorporating xml and
servlets. Also I would like all you experts out there to recommend a
book on xml..

Thanks

Mayes



---John Cowan <cowan at locke.ccil.org> wrote:
>
> Murray Maloney wrote:
> 
> > Thus validation depends on the existence of a namespace-aware
> > processor that can rewrite an XML document as an equivalent
> > document with all namespaces declared on the root element
> > and with no use of default namespaces or local scoping
> > of prefixes.
> > 
> > And, that processor is undefined and unimplemented.
> 
> I suppose eventually someone will have to MOV MOUTH, MONEY.
> But not me, not yet.
>  
> > Oh, by the way, what do you do about any entities you encounter?
> > I mean, when I combine an HTML DTD with a graveyard DTD,
> > how do I avoid name collision between general text entities?
> > 
> >         agrave, egrave, igrave, ograve, ugrave
> > 
> > Now I assume that you will tell me that there is a *simple*
> > algorithm for transforming the DTD and/or the instance to
> > deal with name collisions.
> 
> Now don't mix up two different issues!  There is *no* algorithm,
> and nobody claims there is, for merging DTDs automatically!
> Tim thinks one will eventually be found, about which *I* am
> deeply skeptical.
> 
> The claim being made here is:
> 
> 	Given:
> 
> 	1) a mixed-namespace DTD, and
> 	2) a mixed-namespace instance
> 		(which is WF and namespace-compliant)
> 		that purports to conform to it, and
> 	3) a source of information
> 		about the prefix-to-URI map(s) being used in the DTD,
> 
> 	it is possible by preprocessing
> 
> 	1) the DTD (without the instance, and
> 	2) the instance (without the DTD)
> 
> 	to produce a modified (DTD, instance) pair which will validate
> 		using an ordinary XML validator
> 
> 	if and only if
> 
> 	the original (DTD, instance) pair would validate
> 		using a (nonexistent) namespace-aware validator,
> 
> 	and the resulting modified instance
> 		will be namespace-equivalent to the original instance.
> 
> 
> 
> -- 
> John Cowan	http://www.ccil.org/~cowan		cowan at ccil.org
> 	You tollerday donsk?  N.  You tolkatiff scowegian?  Nn.
> 	You spigotty anglease?  Nnn.  You phonio saxo?  Nnnn.
> 		Clear all so!  'Tis a Jute.... (Finnegans Wake 16.5)
> 
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