double equal signs in the xpath expression? > -----Original Message----- > From: Alex McLintock [mailto:[EMAIL PROTECTED]] > Sent: Thursday, 2 May 2002 08:32 > To: [EMAIL PROTECTED] > Subject: XSLT exception: bug or my mistake > > > Hi folks, > > I am getting data from XIndice and piping it through Cocoon. > I'm getting an > exception I don't understand when I do something particular in XSLT. > > > > I have a bunch of book reviews in my XML database and am > listing the book > authors. I'm using the "not preceding" trick to remove > duplicate authors. > This works. > > I'm now trying to list the number of reviews we have for each > of those > unique authors. > > I'm doing this with two variables - one is the current author > fullname, and > the other is supposed to be the count of reviews with that > author. So I'm > doing this > > <xsl:variable name="thisauthor"> > <xsl:value-of select="fullname"/> > </xsl:variable> > > <xsl:variable name="numarticles"> > <xsl:value-of > select="count(//author[fullname==$thisauthor])"/> > </xsl:variable> > > Now I'm pretty sure I've got this count line wrong, but > should it cause the > following exception? > > org.apache.cocoon.ProcessingException: Exception in creating > Transform > Handler: java.lang.RuntimeException: Programmer's assertion in > getNextStepPos: unknown stepType: -1 > > If I comment out the count line I don't get the exception. > > Any ideas for a relevant tutorial, or can anyone see what I'm > doing wrong. > > > > This is the basic structure of the xml I'm processing. > > <collection:results> > <collection:result> > <review> > <author> > <fullname> > etc etc > > > I'm using a CVS build of Cocoon which is several weeks old. Tomcat > 4.0.something, Java 1.3, RedHatLinux 7.2 > > > org.apache.cocoon.ProcessingException: Exception in creating > Transform > Handler: java.lang.RuntimeException: Programmer's assertion in > getNextStepPos: unknown stepType: -1 > at > org.apache.cocoon.components.xslt.XSLTProcessorImpl.getTransfo > rmerHandler(XSLTProcessorImpl.java:276) > at > org.apache.cocoon.transformation.TraxTransformer.setup(TraxTra > nsformer.java:306) > at > org.apache.cocoon.components.pipeline.AbstractEventPipeline.se > tupPipeline(AbstractEventPipeline.java:215) > at > org.apache.cocoon.components.pipeline.CachingEventPipeline.set > up(CachingEventPipeline.java:278) > at > org.apache.cocoon.components.pipeline.CachingEventPipeline.gen > erateKey(CachingEventPipeline.java:141) > at > org.apache.cocoon.components.pipeline.CachingStreamPipeline.pr > ocess(CachingStreamPipeline.java:320) > at > org.apache.cocoon.components.treeprocessor.sitemap.SerializeNo > de.invoke(SerializeNode.java:153) > at > org.apache.cocoon.components.treeprocessor.AbstractParentProce > ssingNode.invokeNodes(AbstractParentProcessingNode.java:85) > at > org.apache.cocoon.components.treeprocessor.sitemap.PreparableM > atchNode.invoke(PreparableMatchNode.java:156) > at > org.apache.cocoon.components.treeprocessor.AbstractParentProce > ssingNode.invokeNodes(AbstractParentProcessingNode.java:109) > at > org.apache.cocoon.components.treeprocessor.sitemap.PipelineNod > e.invoke(PipelineNode.java:140) > at > org.apache.cocoon.components.treeprocessor.AbstractParentProce > ssingNode.invokeNodes(AbstractParentProcessingNode.java:109) > at > org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNo > de.invoke(PipelinesNode.java:144) > > > > > > > > > > Openweb Analysts Ltd, London: Software For Complex Websites > http://www.OWAL.co.uk/ > Free Consultancy for London Companies thinking of Open Source > Software. > > > --------------------------------------------------------------------- > Please check that your question has not already been answered in the > FAQ before posting. <http://xml.apache.org/cocoon/faqs.html> > > To unsubscribe, e-mail: <[EMAIL PROTECTED]> > For additional commands, e-mail: <[EMAIL PROTECTED]> > >
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