Hi Andrew and list,
I ran into a similar error with 9.3.3-beta this last week but haven't had a
chance to work up a SSCCE. Your report makes me think I need to do so!
Best,
Bridger
On Sat, Apr 25, 2020, 11:19 AM Andrew Sales <and...@andrewsales.com> wrote:
> Hello,
>
> I'd like to run a transform on multiple documents using a cached
> transformer, accumulating any errors that occur.
>
> This minimal example -
>
> for $doc in (<a/>,<b/>, <c/>)
> return
> try{
> xslt:transform(
> $doc,
> <xsl:transform xmlns:xsl="http://www.w3.org/1999/XSL/Transform";
> version='2.0'>
> <xsl:template match='/'><xsl:sequence select='error()'/></xsl:template>
> </xsl:transform>,
> map{},
> map{'cache':'true'}
> )
> }
> catch * {$err:description}
>
> - results in:
>
> Error in xsl:sequence/@select on line 1 column 135 of [...]:
> FOER0000: Error signalled by application call on error()Improper use?
> Potentia
> l bug? Your feedback is welcome:
> Contact: basex-talk@mailman.uni-konstanz.de
> Version: BaseX 9.3.2
> Java: Oracle Corporation, 1.8.0_241
> OS: Windows 7, amd64
> Stack Trace:
> java.lang.NullPointerException
> at org.basex.io.out.ArrayOutput.write(ArrayOutput.java:32)
> at java.io.OutputStream.write(Unknown Source)
> at java.io.PrintStream.write(Unknown Source)
> at sun.nio.cs.StreamEncoder.writeBytes(Unknown Source)
> at sun.nio.cs.StreamEncoder.implFlushBuffer(Unknown Source)
> at sun.nio.cs.StreamEncoder.flushBuffer(Unknown Source)
> at java.io.OutputStreamWriter.flushBuffer(Unknown Source)
> at java.io.PrintStream.write(Unknown Source)
> at java.io.PrintStream.print(Unknown Source)
> at java.io.PrintStream.println(Unknown Source)
> at net.sf.saxon.lib.StandardLogger.println(StandardLogger.java:121)
> at net.sf.saxon.lib.Logger.error(Logger.java:45)
> at
> net.sf.saxon.lib.StandardErrorListener.fatalError(StandardErrorListen
> er.java:305)
> at net.sf.saxon.Controller.reportFatalError(Controller.java:958)
> at net.sf.saxon.Controller.transform(Controller.java:1914)
> at
> net.sf.saxon.s9api.XsltTransformer.transform(XsltTransformer.java:579
> )
> at
> net.sf.saxon.jaxp.TransformerImpl.transform(TransformerImpl.java:185)
>
> at
> org.basex.query.func.xslt.XsltTransform.transform(XsltTransform.java:
> 135)
> at
> org.basex.query.func.xslt.XsltTransform.transform(XsltTransform.java:
> 62)
> at
> org.basex.query.func.xslt.XsltTransform.item(XsltTransform.java:40)
> at org.basex.query.expr.ParseExpr.value(ParseExpr.java:51)
> at org.basex.query.expr.Try.value(Try.java:94)
> at org.basex.query.expr.ParseExpr.iter(ParseExpr.java:46)
> at org.basex.query.expr.gflwor.GFLWOR$1.next(GFLWOR.java:72)
> at org.basex.query.QueryContext.next(QueryContext.java:353)
> at org.basex.query.scope.MainModule$1.next(MainModule.java:104)
> at org.basex.core.cmd.AQuery.query(AQuery.java:109)
> at org.basex.core.cmd.XQuery.run(XQuery.java:22)
> at org.basex.core.Command.run(Command.java:257)
> at org.basex.core.Command.execute(Command.java:93)
> at org.basex.api.client.LocalSession.execute(LocalSession.java:132)
> at org.basex.api.client.Session.execute(Session.java:36)
> at org.basex.core.CLI.execute(CLI.java:92)
> at org.basex.BaseX.<init>(BaseX.java:107)
> at org.basex.BaseX.main(BaseX.java:43)
>
> The exception does not occur if 'cache' is set to 'false'.
>
> Relatedly, if I amend the query to this:
>
> for $doc in (<a/>,<b/>,<c/>)
> return
> try{
> xslt:transform(
> $doc,
> <xsl:transform xmlns:xsl="http://www.w3.org/1999/XSL/Transform";
> xmlns:xs="http://www.w3.org/2001/XMLSchema"; version='2.0'>
> <xsl:template match='/'>
> <xsl:sequence select='if(a) then error(xs:QName("err"), "oops") else
> .'/>
> </xsl:template>
> </xsl:transform>,
> map{},
> map{'cache':'true'}
> )
> }
> catch * {<err>{$err:description}</err>}
>
> the error message is passed through for the first item in the sequence
> (<a/>), but is lost, resulting in <err/> when adjusted to error on
> subsequent items (<b/> or <c/>).
>
> Again, this works as expected if the transformer is not cached.
>
> Thanks and regards,
> Andrew
>
>
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