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Posted to user@xmlbeans.apache.org by Lawrence Jones <lj...@bea.com> on 2006/01/20 01:57:15 UTC
RE: solution to Saxon 8.1.1 dependency & saxon namespaces
Hi Marius
I'm sorry about the delay. I will try and take a look at this when I get
a chance but unfortunately I am not an expert (by a long way) on this
area of the code so I will need quite a while to familiarize myself with
it.
Cheers,
Lawrence
> -----Original Message-----
> From: Marius Gleeson [mailto:mg@subscribe.audumla.net]
> Sent: Friday, January 06, 2006 3:20 PM
> To: dev@xmlbeans.apache.org; dev@xmlbeans.apache.org;
> user@xmlbeans.apache.org
> Subject: RE: solution to Saxon 8.1.1 dependency & saxon namespaces
>
> I am using all of this under jdk 1.4 without any issues. I just had to
> include the extra jars that the newer version of saxon needed.
> By catching a higher exception the dependancy on saxon 8.1.1 can be
> removed and the saxon library will be pluggable with any upward
version
> even on jdk1.4 ( Assuming that you include the new saxan dependant
jars
> )
>
> Marius.
>
> On Thu, 5 Jan 2006 12:44:40 -0800, "Cezar Andrei" <ce...@bea.com>
said:
> > Marius,
> >
> > See a previous answer on this topic:
> > http://www.mail-archive.com/user@xmlbeans.apache.org/msg00836.html
> >
> > We're still committed to have XMLBeans working with a 1.4 JDK, so we
> > cannot apply your patch right now. But starting with v3 we'll most
> > probably drop this requirement and your patch will come handy.
> >
> > Cezar
> >
> > > -----Original Message-----
> > > From: Marius Gleeson [mailto:mg@subscribe.audumla.net]
> > > Sent: Wednesday, December 28, 2005 9:03 PM
> > > To: dev@xmlbeans.apache.org; user@xmlbeans.apache.org
> > > Subject: Saxon 8.1.1 dependency & saxon namespaces
> > >
> > > I am using a later version of saxon by making a simple change to
the
> > > following classes and rebuilding the xbean_xpath.jar
> > >
> > > File:org.apache.xmlbeans.impl.xpath.saxon.XBeansXPath.java
> > > Change
> > > import net.sf.saxon.xpath.XPathException
> > > to
> > > import net.sf.saxon.trans.XPathException
> > >
> > > File:org.apache.xmlbeans.impl.xpath.saxon.XBeansXQuery.java
> > > Change
> > > import net.sf.saxon.xpath.XPathException
> > > import net.sf.saxon.xpath.StaticError
> > > to
> > > import net.sf.saxon.trans.XPathException
> > > import net.sf.saxon.trans.StaticError
> > >
> > > This will allow you to use the new versions of Saxon as the only
> > problem
> > > is a package name change.
> > > It would be good to maybe replace the explicit catching of these
> > > exceptions with more generic ones so that any version of Saxon can
be
> > > used without the need to have a different xbean_xpath.jar.
> > >
> > > While on the topic, I have needed to pass namespaces to the Saxon
> > engine
> > > for xpath processing.
> > > However this is not possible through the xmlbeans interfaces
because
> > it
> > > creates a new (empty) Map and hands this to saxon as its namespace
> > list.
> > > I have however made a simple change to
> > > org.apache.xmlbeans.impl.store.Path to allow it to use the
namespace
> > map
> > > in the XmlOptions instance that is passed on the call to
selectPath.
> > > The following snipit from my
org.apache.xmlbeans.impl.store.Path.java
> > > shows the changes,
> > >
> > > From Line 78
> > > public static Path getCompiledPath(String pathExpr, XmlOptions
> > options)
> > > {
> > > options = XmlOptions.maskNull(options);
> > >
> > > int force =
> > > options.hasOption(_useXqrlForXpath)
> > > ? USE_XQRL
> > > : options.hasOption(_useXbeanForXpath)
> > > ? USE_XBEAN
> > > : USE_XBEAN|USE_XQRL|USE_SAXON; //set all bits
> > > //******* passing options parameter
> > > return getCompiledPath(pathExpr, force,
> > > getCurrentNodeVar(options),options);
> > > }
> > >
> > > //******* added options parameter to this method
> > > static synchronized Path getCompiledPath(String pathExpr, int
> > force,
> > > String currentVar,XmlOptions options)
> > > {
> > > Path path = null;
> > > Map namespaces = null;
> > > //******* If there are suggested namespaces then use them instead
of
> > > just creating an empty map.
> > > if ((options != null) &&
> > > (options.hasOption(XmlOptions.SAVE_SUGGESTED_PREFIXES)) )
{
> > > namespaces = (Map)
> > > options.get(XmlOptions.SAVE_SUGGESTED_PREFIXES);
> > > }
> > > else {
> > > namespaces = (force & USE_SAXON) != 0 ? new HashMap()
:
> > > null;
> > > }
> > > .
> > > .
> > > .
> > >
> > > It would be really great to have this functionality back in the
main
> > > branch.
> > >
> > > Thanks,
> > > Marius.
> > >
> > >
> > >
> > >
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> >
> >
> >
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