I'll re-introduce the NamespaceManager in a couple of days. I needed to collect more information as I did not quite understand the requirement. I do now. Thank you very much for your help.
- Dmitri ----- Original Message ----- From: <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Wednesday, March 17, 2004 11:16 AM Subject: [JXPath] Namespace prefixes > > > > > Hi, > > I'm having the same problem as Sudhir a while ago. > http://www.mail-archive.com/[EMAIL PROTECTED]/msg05586.html > > He posted a good example that I'll repeat here: > > I have a fairly simple xml document: > > <?xml version="1.0"?> > <bk:book xmlns:bk='urn:loc.gov:books' > xmlns:isbn='urn:ISBN:0-395-36341-6'> > <bk:title>Cheaper by the Dozen</bk:title> > <isbn:number>1568491379</isbn:number> > </bk:book> > > To access say the isbn number I would use the following xpath in my > code. > /bk:book/isbn:number > > Note that I need to specify the prefixes in my xpath or it won't work. > > Now if I had instead the following document which is identical for all > practical purposes with the earlier xml except that the prefixes are > different, it is my opinion that my code still ought to work. > > <?xml version="1.0"?> > <ck:book xmlns:ck='urn:loc.gov:books' > xmlns:idn='urn:ISBN:0-395-36341-6'> > <ck:title>Cheaper by the Dozen</ck:title> > <idn:number>1568491379</idn:number> > </ck:book> > > But it doesn't. And that is because the prefixes I am specifying in my > xpaths are not the same as what is used in the document. > > Dmitri implemented a NamespaceManager which would be a good solution to the > problem, but his patch got reversed. > > The problem remains however. > > Another less intrusive solution would be a setNamespace(String prefix, > String URI) function on a JXPathContext object. > This way all functionality that's present in Xalan is present in JXPath. > As for XPaths on Java-objects, you could ignore all namespaces or disallow > namespace qualifiers. I don't know what happens today if you specify a > namespace, but the behaviour could stay thesame. > > I'd very much like this namespace-prefix mapping feature to be > reconsidered, as currently JXPath isn't really usable for removing silly > DOM-navigation-code when the Document uses namespaces. > > Nick Hofstede > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
