Hi Alexey,

No one has got around to reviewing it yet.

Thanks.

Michael Glavassevich
XML Technologies and WAS Development
IBM Toronto Lab
E-mail: [email protected]
E-mail: [email protected]

Alexey Neyman <[email protected]> wrote on 05/15/2013 06:56:56 PM:

> Hi Michael,
> 
> Indeed, it looks like the issue.
> 
> But, that bug report has a patch attached to it. Why hasn't it been 
> integrated?
> 
> Thanks,
> Alexey.
> 
> On Wednesday, May 15, 2013 01:27:52 PM Michael Glavassevich wrote:
> > Hi Alexey,
> > 
> > It's very likely that you've hit XERCESJ-1102 [1] where the xml:base
> > values are not being computed correctly. This is a long standing issue 
in
> > the XInclude implementation.
> > 
> > Thanks.
> > 
> > [1] https://issues.apache.org/jira/browse/XERCESJ-1102
> > 
> > Michael Glavassevich
> > XML Technologies and WAS Development
> > IBM Toronto Lab
> > E-mail: [email protected]
> > E-mail: [email protected]
> > 
> > Alexey Neyman <[email protected]> wrote on 05/14/2013 05:03:36 PM:
> > > Hi,
> > > 
> > > I've noticed an issue with the xml:base fixup performed by Xerxes-J
> > > parser: it
> > > looks like Xerxes generates xml:base attribute relative to the 
top-level
> > > 
> > > document rather than relative to the base of the including nodeset. 
As
> > 
> > far as
> > 
> > > I understand the XInclude specification, it requires xml:base be
> > 
> > relative to
> > 
> > > the including nodeset (otherwise, the resulting nodeset cannot 
itself be
> > > 
> > > included from a document with a different base). My understanding
> > 
> > ofXInclude
> > 
> > > was also confirmed on the DocBook XSL mailing list:
> > 
https://lists.oasis-open.org/archives/docbook-apps/201305/msg00052.html
> > 
> > > "The XInclude spec says that xml:base attributes must be relative
> > > to the closest ancestor xml:base. I'm pretty sure that is how Saxon 
6
> > > behaves. If Saxon9 is generating xml:base attributes always relative
> > > to the top level, then that is not what the XInclude spec says, nor
> > > what the DocBook stylesheet expects."
> > > 
> > > The issue is manifested in both Saxon and Xalan. Attached is a
> > 
> > smalltestcase
> > 
> > > that illustrates the issue.
> > > 
> > > The expected output from the testcase is:
> > > 
> > > 1.svg
> > > dir/2.svg
> > > 3.svg
> > > dir/4.svg
> > > dir/dir2/5.svg
> > > 
> > > Xerces-based XSLT processors produce:
> > > 
> > > 1.svg
> > > dir/2.svg
> > > dir/3.svg
> > > dir/dir/4.svg
> > > dir/dir/dir2/5.svg
> > > 
> > > Note the extra "dir/" prepended to lines 3..5 - that's because
> > 
> > thesefiles are
> > 
> > > referenced from XMLs included from dir/2.xml. This is a result of
> > 
> > inclusion:
> > > <elem1 xmlns:xi="http://www.w3.org/2001/XInclude";>
> > > 
> > > <a fileref="1.svg"/>
> > > <elem2 xml:base="dir/2.xml">
> > > 
> > > <a fileref="2.svg"/>
> > > <elem3 xml:base="dir/../3.xml">
> > > 
> > > <a fileref="3.svg"/>
> > > 
> > > </elem3>
> > > <elem4 xml:base="dir/4.xml">
> > > 
> > > <a fileref="4.svg"/>
> > > 
> > > </elem4>
> > > <elem5 xml:base="dir/dir2/5.xml">
> > > 
> > > <a fileref="5.svg"/>
> > > 
> > > </elem5>
> > > 
> > > </elem2>
> > > 
> > > </elem1>
> > > 
> > > As you may see, the xml:base are inserted relative to the top-level
> > 
> > document
> > 
> > > base.
> > > 
> > > Is it a bug in Xerxes?
> > > 
> > > Regards,
> > > Alexey.
> > > 
> > > 
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