From: Wiebe Cazemier <halfgaar@...>
Date: 2007-11-04T05:20:16+09:00
Subject: Re: Rexml Xpath parsing change

On Monday 29 October 2007 20:25, ermac wrote:

> Hi,
> 
> Some of my old code no longer works with the latest version of ruby
> and I'm trying to figure out why.
> 
> My code is parsing an XML file with REXML, using XPath.each().  The
> same code with the same xpath on the same xml input returns some
> results in ruby 1.8.4, but no results in ruby 1.8.6.
> 
> Can anyone explain this?  I've had no luck searching through the
> archives of this group.
> 
> I've distilled out a minimal example.
> 
> ## XML input:
> 
> <?xml version="1.0" encoding="UTF-8"?>
> <containerxml version="2" xmlns="http://www.frogbender.com/schemas/
> container1.0.0">
>     <container name="0001">
>         <atom name="1001" value="one"/>
>         <atom name="1002" value="two"/>
>         <atom name="1003" value="three"/>
>     </container>
> </containerxml>
> 
> 
> ## Code:
> 
> xPath = "/containerxml/container[@name='0001']/atom"
> REXML::XPath.each(xDoc.root, xPath) do |elt|
>     puts elt.attributes["name"]
> end
> 
> 
> ## Results on ruby 1.8.4:
> 
> build4:/p4/gq$ ruby -v
> ruby 1.8.4 (2005-12-24) [i586-linux]
> 
> build4:/p4/gq$ ruby test.rb
> 1001
> 1002
> 1003
> 
> ## Results on ruby 1.8.6:
> 
> jim@roch:/tmp$ ruby -v
> ruby 1.8.6 (2007-06-07 patchlevel 36) [i486-linux]
> 
> jim@roch:/tmp$ ruby test.rb
> jim@roch:/tmp$

Did you find a solution? I'm having the same problem.