On Fri, Nov 16, 2012 at 8:56 AM, Bengt Rodehav <[email protected]> wrote: > Hello Christian. > > Thanks for your remarks. However, I did try using the camel-saxon feature > (first thing I did) but it doesn't work when running under pure Karaf. It > probably works under ServiceMix (haven't tested that) but I have my own > custom Karaf+Camel distribution. > > I'm not 100% sure what is wrong but first of all an XmlResolver is needed > which is why I need to install org.apache.servicemix.bundles.xmlresolver. > It seems like the camel-saxon features assumes that this is present. I > think this bundle should be added to the camel-saxon feature since the > feature shouldn't assume that you are running in ServiceMix. It should only > assume a standard Karaf. > > Also, I can't get it to work with version 9.3.0.11_2 > of org.apache.servicemix.bundles.saxon due to "No XPathFctory > implementation found for the object model: http://saxon.sf.net/jaxp/xpath/om";. > If I change to version 9.4.0.4_1 it works. > > Perhaps the Camel feature descriptors are not adapted for Karaf 2.3.0? Or > they are not tested in pure Karaf but only in ServiceMix (this is what I > think). > > Regarding xquery vs xpath that's very interesting. My use case doesn't need > anything more advanced than xpath and I (falsely?) assumed that the least > advanced (xpath) would give me the best performance. It seems very > illogical that the more advanced xquery would perform better. I will try > your suggestion though. >
I doubt that too, its just that xquery is implemented by Saxon. And Saxon is faster than what comes default from the JDK. So when people switch to xquery the get the faster Saxon. > Thanks, > > /Bengt > > > > > > > > 2012/11/15 Christian Müller <[email protected]> > >> Hi Bengt! >> >> Two remarks: >> You can leverage on the camel-saxon feature [1] to manage all the >> dependencies saxon need. >> And you could try using xquery instead of xpath [2]. It should be faster. >> >> [1] >> >> https://svn.apache.org/repos/asf/camel/trunk/platforms/karaf/features/src/main/resources/features.xml >> [2] >> >> https://github.com/muellerc/esbperformance/blob/esbperformance-1.1.x/servicemix-osgi/cbr/src/main/resources/META-INF/spring/bundle-context.xml >> >> Best, >> Christian >> -- Claus Ibsen ----------------- Red Hat, Inc. FuseSource is now part of Red Hat Email: [email protected] Web: http://fusesource.com Twitter: davsclaus Blog: http://davsclaus.com Author of Camel in Action: http://www.manning.com/ibsen
