[XSL-LIST Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] RE: Evaluating XSLT2 from code
Please be aware that I don't support Saxon.NET - it's produced quite independently of myself or my company Saxonica. Michael Kay http://www.saxonica.com/ > -----Original Message----- > From: Andrew Sharpe [mailto:andrewrwsharpe@xxxxxxxxx] > Sent: 11 August 2005 15:00 > To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx > Subject: RE: Evaluating XSLT2 from code > > Thanks very much Dr. Kay. As I need to evaluate the > expression from my Dotnet program, I tried your > suggestion using Saxon.NET in C# like so: > > using net.sf.saxon; > using net.sf.saxon.query; > using net.sf.saxon.om; > using javax.xml.parsers; > using javax.xml.transform.dom; > using org.w3c.dom; > > Configuration c = new Configuration(); > StaticQueryContext qp = new StaticQueryContext(c); > qp.declareActiveNamespace("saxon", > "http://saxon.sf.net/"); > XQueryExpression xe = > qp.compileQuery("format-date(<myxpath>, > '[M]-[D]-[Y]')"); > DynamicQueryContext dqc = new DynamicQueryContext(c); > DocumentBuilderFactory f = > DocumentBuilderFactory.newInstance(); > DocumentBuilder d = f.newDocumentBuilder(); > Document doc = d.parse(new java.io.File(<myxmlfile>)); > DocumentInfo di = qp.buildDocument(new > DOMSource(doc)); > dqc.setContextNode(di); > java.util.List result = xe.evaluate(dqc); > > but received the all-too familiar : > > System.TypeLoadException was unhandled > Message="Method > 'java.lang.Comparable/compareTo(Ljava.lang.Object;)I' > on type 'net.sf.saxon.value.CalendarValue' from > assembly 'Saxon.NET, Version=0.2.8.3, Culture=neutral, > PublicKeyToken=039082bc3d203ffd' is overriding a > method that has been overridden." > Source="Saxon.NET" > TypeName="net.sf.saxon.value.CalendarValue" > StackTrace: > at net.sf.saxon.value.Value.convert(Item item) > ... > > I receive this exception quite often in my attempts to > use Saxon.NET. Their mailing list has proven > unresponsive. > > If anyone out there is experienced with Saxon.NET and > has suggestions, or anyone has any alternative > suggestions (other than Saxon.NET) to evaluate > "format-date(<myxpath>, '[M]-[D]-[Y]')" against a DOM > in memory from within my Dotnet application, I would > be very much appreciative. > > Thanks again, > > Andrew Sharpe > Moncton, NB > Canada > > > -----Original Message----- > >Date: Wed, 10 Aug 2005 18:53:15 +0100 > >To: <xsl-list@xxxxxxxxxxxxxxxxxxxxxx> > >From: "Michael Kay" <mike@xxxxxxxxxxxx> > >Subject: RE: Evaluating XSLT2 from code > > >Saxon provides a mirror of the XSLT format-date() > >function in the Saxon > >namespace for use in XQuery, so > > >declare namespace saxon="http://saxon.sf.net/"; > >saxon:format-date(....) > > >is a valid query and can be executed against a DOM > >using the Saxon XQuery API. > > >Michael Kay > >http://www.saxonica.com/ > > >> -----Original Message----- > >> From: Andrew Sharpe > [mailto:andrewrwsharpe@xxxxxxxxx] > >> Sent: 10 August 2005 13:54 > >> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx > >> Subject: Evaluating XSLT2 from code > >> > >> I would like to be able to evaluate XSLT2 > expressions > >> against a DOM from within Dotnet. I say XSLT2 > nstead > >> of XPATH2 because I need to be able to use the new > >> format-date function available in XSLT2 (not part > of > >> the XPath spec). I have evaluated other date > >> formatting approaches in XSLT1 and find them to be > >> insufficient for what I need to do. > >> > >> Currently I am going through the painstaking > process > >> of wrapping the expression in an XSLT2 stylesheet, > >> saving that stylesheet out to disk, and then > executing > >> Saxon8 as a separate command-line process and > >> redicting the standard output of that process to my > >> Dotnet program. Surely there must be a better way. > >> > >> I have taken a look at Saxon.NET and find it to be > a > >> great idea but can't get even the simplest of > >> in-memory transformations to work with a DOM. > >> Examples are almost non-existant and their mailing > >> list has been completely unresponsive. > >> > >> So to simplify, I would like to evaluate > >> "format-date(/sample/path/@date, '[M]-[D]-[Y]')" > >> against a DOM from within my Dotnet application. > Any > >> ideas at all would be much appreciated. Thanks in > >> advance, > >> > >> Andrew Sharpe > >> Moncton, NB > >> Canada > > > > > > > __________________________________________________________ > Find your next car at http://autos.yahoo.ca
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