Re: Error message for xslt

I will check again, however for the future, how can I tell if a
parameter is missing or not set in the XSLT ??


On Thu, Dec 13, 2012 at 10:59 AM, Robby Pelssers <[email protected]> wrote:
> Caused by: java.lang.NullPointerException
>
> Are you setting all parameters used by the XSLT?  Can you verify you do?
>
> Robby
>
> -----Original Message-----
> From: Mansour Al Akeel [mailto:[email protected]]
> Sent: Thursday, December 13, 2012 4:57 PM
> To: users
> Subject: Error message for xslt
>
> I am doing transformation with XSLT and C2.2. When there's something wrong with the XSL, I get the following message:
>
> javax.servlet.ServletException: org.apache.cocoon.ProcessingException:
> Failed to process pipeline
>         at <map:serialize type="xml"> -
> file:///C:/workspace/transformation-pipes/pipelines/contents-filesystem/./src/main/resources/COB-INF/sitemap.xmap:37:33
>         at <map:transform type="saxon"> -
> file:///C:/workspace/transformation-pipes/pipelines/contents-filesystem/./src/main/resources/COB-INF/sitemap.xmap:31:72
>         at <map:generate type="validator"> -
> file:///C:/workspace/transformation-pipes/pipelines/contents-filesystem/./src/main/resources/COB-INF/sitemap.xmap:29:89
>         at <map:match> -
> file:///C:/workspace/transformation-pipes/pipelines/contents-filesystem/./src/main/resources/COB-INF/sitemap.xmap:27:68
>         at org.apache.cocoon.servlet.RequestProcessor.service(RequestProcessor.java:230)
>         at org.apache.cocoon.sitemap.SitemapServlet.service(SitemapServlet.java:84)
>         at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
>         at org.apache.cocoon.servletservice.ServletServiceContext$PathDispatcher.forward(ServletServiceContext.java:468)
> .................
>         at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:395)
>         at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)
> Caused by: org.apache.cocoon.ProcessingException: Failed to process pipeline
>         at <map:serialize type="xml"> -
> file:///C:/workspace/transformation-pipes/pipelines/contents-filesystem/./src/main/resources/COB-INF/sitemap.xmap:37:33
>         at <map:transform type="saxon"> -
> file:///C:/workspace/transformation-pipes/pipelines/contents-filesystem/./src/main/resources/COB-INF/sitemap.xmap:31:72
>         at <map:generate type="validator"> -
> file:///C:/workspace/transformation-pipes/pipelines/contents-filesystem/./src/main/resources/COB-INF/sitemap.xmap:29:89
>         at <map:match> -
> file:///C:/workspace/transformation-pipes/pipelines/contents-filesystem/./src/main/resources/COB-INF/sitemap.xmap:27:68
>         at org.apache.cocoon.ProcessingException.throwLocated(ProcessingException.java:143)
>
> ....................
>
>         at org.apache.cocoon.servlet.RequestProcessor.service(RequestProcessor.java:169)
>         ... 38 more
> Caused by: java.lang.NullPointerException
>         at org.apache.cocoon.transformation.TraxTransformer.endDocument(TraxTransformer.java:566)
>         at org.apache.xerces.parsers.AbstractSAXParser.endDocument(Unknown Source)
>         at org.apache.xerces.impl.dtd.XMLDTDValidator.endDocument(Unknown Source)
>         at org.apache.xerces.impl.XMLDocumentScannerImpl.endEntity(Unknown Source)
>         at org.apache.xerces.impl.XMLEntityManager.endEntity(Unknown Source)
>         at org.apache.xerces.impl.XMLEntityScanner.load(Unknown Source)
>         at org.apache.xerces.impl.XMLEntityScanner.skipSpaces(Unknown Source)
>         at org.apache.xerces.impl.XMLDocumentScannerImpl$TrailingMiscDispatcher.dispatch(Unknown
> Source)
>         at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown
> Source)
>         at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
>         at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
>         at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
>         at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
>         at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)
>         at org.apache.cocoon.core.xml.impl.JaxpSAXParser.parse(JaxpSAXParser.java:196)
>         at org.apache.cocoon.core.xml.impl.JaxpSAXParser.parse(JaxpSAXParser.java:204)
>         at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:297)
>         at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
>         at ca.cpha.repo.pipelines.sax.MonographGenerator.generate(MonographGenerator.java:27)
>         at sun.reflect.GeneratedMethodAccessor55.invoke(Unknown Source)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>         at java.lang.reflect.Method.invoke(Method.java:597)
>         at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
>         at $Proxy25.generate(Unknown Source)
>         at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:360)
>         ... 56 more
>
>
> Nothing tells me anything about the error message from the XSLT. Is there a way to know what is going on ??
>
> Thank you.
>
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