you need to show more of the exception stack trace. the bit you showed wasn't the bit that actually held the error.

regards, upayavira - who's shift key has stopped working ;-0

Martin Holmes wrote:
I'm having problems generating plain text output (utf-8) on Cocoon 2.1.6. I get a NullPointerException. The scenario is:

      <map:match pattern="proof/*.txt">
        <map:generate src="abstracts_for_proofing/{1}.xml"/>
        <map:transform type="xinclude"/>
        <map:transform type="xslt" src="xsl/text_out.xsl"/>
        <map:serialize type="text" />
      </map:match>

The XML files are UTF-8 and the XSL file starts out like this:


<xsl:output method="text" encoding="utf-8" media-type="text/plain"/>

<xsl:template match="/">
     <xsl:processing-instruction
name="cocoon-format">type="text/plain"</xsl:processing-instruction>
     <plain-text>
        <xsl:apply-templates />
    </plain-text>
</xsl:template>

The XSL works fine running locally in oXygen with Saxon 6.5.3. I've tried removing the processing instruction, but it makes no difference. I've also tried adding a UTF-8 text serializer to the sitemap like this:

<map:serializer logger="sitemap.serializer.text" mime-type="text/plain"
        name="text" src="org.apache.cocoon.serialization.TextSerializer">
        <encoding>UTF-8</encoding>
      </map:serializer>

but no joy.

I've included the top few lines of the stack trace below. Can anyone suggest what the problem might be?

org.apache.cocoon.ProcessingException: Error executing pipeline.: java.lang.RuntimeException: java.lang.NullPointerException
at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.handleException(AbstractProcessingPipeline.java:825)


at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:270)

at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:468)

at org.apache.cocoon.components.treeprocessor.sitemap.SerializeNode.invoke(SerializeNode.java:120)

at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:46)

at org.apache.cocoon.components.treeprocessor.sitemap.PreparableMatchNode.invoke(PreparableMatchNode.java:130)

at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:68)

at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(PipelineNode.java:138)

at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:68)

at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(PipelinesNode.java:89)

at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:240)

at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:180)

at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(TreeProcessor.java:243)

at org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(MountNode.java:117)

at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:46)

at org.apache.cocoon.components.treeprocessor.sitemap.PreparableMatchNode.invoke(PreparableMatchNode.java:130)

at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:68)

at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(PipelineNode.java:138)

at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:68)

at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(PipelinesNode.java:89)



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