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From Thorsten Scherler <scher...@gmail.com>
Subject Re: Transformer parameters are intermittently not set.
Date Wed, 14 Sep 2011 09:48:26 GMT
On Wed, 2011-09-14 at 10:58 +0200, Alec Bickerton wrote:
> Hi,
> 
> I'm seeing some unusual behaviour in Cocoon 2.1.9. It appears that it possible for the
xalan transformer parameters to
> not be set in a pipeline. Is this a known issue?
> 
> Relevant part of the sitemap.xmap
> 
> <map:match pattern="general">
> 	<map:generate src="cocoon://projects/pe/templatetrafo/generic-common" />
> 	<!-- No failure of the generator ever detected -->
> 
> 	<map:transform src="transformer_one.xsl">
> 		<map:parameter name="hostname" value="myhost.example.com"/>
> 		<map:parameter name="jsessionid" value="{request-param:jsessionid}"/>
> 		<map:parameter name="bi_show" value="{request-param:bi_show}"/>
> 		<map:parameter name="basehosttest" value="{request-param:basehosttest}"/>
> 		<map:parameter name="portalnumber" value="{request-param:portalnumber}"/>
> 	</map:transform>
> 
> 	<map:transform src="transformer_two.xsl">
> 		<map:parameter name="jsessionid" value="{request-param:jsessionid}"/>
> 	</map:transform>
> 	<map:serialize type="xml"/>
> </map:match>
> 
> Using the above sitemap 1 in 5 requests fails to set the parameters triggering the pipeline
to fail. I see this by
> setting a breakpoint in the extension method called from transformer_one.
> 
> The transformer is configure as shown.
>     <map:transformer logger="sitemap.transformer.xslt" name="xslt" pool-max="2048"
pool-min="32" pool-grow="8"
> src="org.apache.cocoon.transformation.TraxTransformer" >
>       <use-request-parameters>false</use-request-parameters>
>       <use-session-parameters>false</use-session-parameters>
>       <use-cookie-parameters>false</use-cookie-parameters>
>       <xslt-processor-role>xalan</xslt-processor-role>
>       <check-includes>true</check-includes>
>       <use-deli>false</use-deli>
>     <encoding>UTF-8</encoding>
>     </map:transformer>
> 
> Has anyone seen this behaviour in the past, or suggest a place to look for a misconfiguration?

Hmm, try with <use-request-parameters>true</use-request-parameters>
however calling localhost:8888/general?bi_show=true should work

salu2

-- 
Thorsten Scherler <thorsten.at.apache.org>
codeBusters S.L. - web based systems
<consulting, training and solutions>
http://www.codebusters.es/


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