OASIS Mailing List ArchivesView the OASIS mailing list archive below
or browse/search using MarkMail.

 


Help: OASIS Mailing Lists Help | MarkMail Help

 


 

   Re: xpointer - just a location mechanism?

[ Lists Home | Date Index | Thread Index ]
  • From: "Frank Boumphrey" <bckman@ix.netcom.com>
  • To: "Roger L. Costello" <costello@mitre.org>, <xml-dev@ic.ac.uk>
  • Date: Thu, 16 Dec 1999 12:06:02 -0500

XPointer uses the 'to' keyword to isolate out a section of the document eg
someurl.xml#id1 to id2.

Frank
----- Original Message -----
From: Roger L. Costello <costello@mitre.org>
To: <xml-dev@ic.ac.uk>
Sent: Thursday, December 16, 1999 11:34 AM
Subject: xpointer - just a location mechanism?


> Hi Folks,
>
> I am making my way through the latest xpointer spec.  I may be missing
> something (I am not finished reading it) but it appears that the spec
> does not support the xLink capability of embedding[1] a portion of an
> XML document into the currently active document.  Consider this simple
> xLink with a xpointer:
>
> <xlink:simple
>     href="http://www.somewhere.com/BookCatalogue.xml#xpointer(/Book[1])"
>     show="parsed"/>
>
> This hyperlink should result in extracting out of BookCatalogue.xml the
> subtree referenced by the first Book element, and embedding it into the
> current active document.  (This is my understanding of how this should
> work.  Please correct me if I am in error.)
>
> The xpointer spec states that an XPointer is simply a location
> mechanism.  In section 2.4 it states:
>
> "XPointers are not a general query mechanism, they are a specification
> of document locations."
>
> I read this as saying "an xpointer defines how to move a cursor around
> in an XML document.  It does not describe what a location means in terms
> of nodes (or strings) being referenced."
>
> If the spec doesn't describe what the movement of a cursor to a location
> means in terms of node lists (or strings) then how is it going to
> support the xLink embed mechanism?  /Roger
>
>
> [1] From the xLink spec: "The parsed option (of the show attribute),
> relating directly to the XML concept of a parsed entity, indicates that
> the content should be integrated into the document from which the link
> was actuated."
>
>
> xml-dev: A list for W3C XML Developers. To post, mailto:xml-dev@ic.ac.uk
> Archived as: http://www.lists.ic.ac.uk/hypermail/xml-dev/ and on
CD-ROM/ISBN 981-02-3594-1
> To unsubscribe, mailto:majordomo@ic.ac.uk the following message;
> unsubscribe xml-dev
> To subscribe to the digests, mailto:majordomo@ic.ac.uk the following
message;
> subscribe xml-dev-digest
> List coordinator, Henry Rzepa (mailto:rzepa@ic.ac.uk)
>


xml-dev: A list for W3C XML Developers. To post, mailto:xml-dev@ic.ac.uk
Archived as: http://www.lists.ic.ac.uk/hypermail/xml-dev/ and on CD-ROM/ISBN 981-02-3594-1
To unsubscribe, mailto:majordomo@ic.ac.uk the following message;
unsubscribe xml-dev
To subscribe to the digests, mailto:majordomo@ic.ac.uk the following message;
subscribe xml-dev-digest
List coordinator, Henry Rzepa (mailto:rzepa@ic.ac.uk)






 

News | XML in Industry | Calendar | XML Registry
Marketplace | Resources | MyXML.org | Sponsors | Privacy Statement

Copyright 2001 XML.org. This site is hosted by OASIS