Hmmm... Sounds like a bug.
So, standard questions:
Which version of dom4j are you using?
James? Any thoughts?
-bob
On Thu, 18 Apr 2002, Mattias Reichel wrote:
> Nope!
>
> > -----Original Message-----
> > From: bob mcwhirter [mailto:[EMAIL PROTECTED]]
> > Sent: den 18 april 2002 16:09
> > To: Mattias Reichel
> > Cc: [EMAIL PROTECTED]
> > Subject: RE: [Jaxen] Possible bug with processing instructions
> >
> >
> > Actually, now that I re-read the spec, I'm not certain what my point
> was.
> > (One of those days).
> >
> > Okay, an axis has a primary node type, but, so what?
> >
> >
> > Hmm...
> >
> > Does
> > preceding-sibling::node()
> >
> > manage to find the PI?
> >
> > -bob
> >
> >
> > On Thu, 18 Apr 2002, Mattias Reichel wrote:
> >
> > > Hmm,
> > >
> > > Switching to preceding axis for clarity, but issue is the same.
> > >
> > > >From Michael Kay's XSLT Programmers Reference 2nd Edition by Wrox
> > Press,
> > > page 364:
> > >
> > > preceding:
> > > This selects all the nodes that appear before the origin node,
> excluding
> > > the ancestors of the origin, in reverse document order. If the
> origin is
> > > an element node, this effectively means that it contains all the
> text
> > > nodes, element nodes, comments, and processing instructions in the
> > > document that finish before the start tag of the origin element. The
> > > preceding axis will never contain attribute or namespace nodes.
> > >
> > > Is he dead wrong here or what?
> > >
> > > /Mattias
> > >
> > > > -----Original Message-----
> > > > From: [EMAIL PROTECTED]
> > > [mailto:jaxen-interest-
> > > > [EMAIL PROTECTED]] On Behalf Of bob mcwhirter
> > > > Sent: den 18 april 2002 15:47
> > > > To: Mattias Reichel
> > > > Cc: [EMAIL PROTECTED]
> > > > Subject: Re: [Jaxen] Possible bug with processing instructions
> > > >
> > > >
> > > > XPath spec, 2.3:
> > > >
> > > > Every axis has a principal node type. If an axis can contain
> elements,
> > > > then the principal node type is element; otherwise, it is the type
> of
> > > > the nodes that the axis can contain. Thus,
> > > >
> > > > * For the attribute axis, the principal node type is
> attribute.
> > > > * For the namespace axis, the principal node type is
> namespace.
> > > > * For other axes, the principal node type is element.
> > > >
> > > > ---
> > > >
> > > > So, preceding-sibling::* will select the preceding sibling of the
> > > > type 'element', as I read it.
> > > >
> > > > Am I misinterpreting the spec?
> > > >
> > > > -bob
> > > >
> > > >
> > > >
> > > > On Thu, 18 Apr 2002, Mattias Reichel wrote:
> > > >
> > > > > Hi,
> > > > > I'm using dom4j and of course also jaxen for some xml
> processing.
> > > Got
> > > > > into trouble when trying to get a hold of a processing
> instruction
> > > via
> > > > > an xpath expression.
> > > > >
> > > > > Example:
> > > > > <a>
> > > > > <b/>
> > > > > <?toc order-by="x"?>
> > > > > <c/>
> > > > > </a>
> > > > >
> > > > > c.selectSingleNode("preceding-sibling::*[1]");
> > > > > returns b.
> > > > >
> > > > > Best Regards
> > > > > Mattias Reichel
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > _______________________________________________
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> > > > > [EMAIL PROTECTED]
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> > > > >
> > > >
> > > >
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> > >
> > >
> >
>
>
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