problem with oxf:java processor : can't find com.sun.tools.javac.Main

> I try to use the oxf:java processor but I recieve always the same error :
>
> java.lang.ClassNotFoundException: com.sun.tools.javac.Main
> org.apache.catalina.loader.WebappClassLoader: loadClass (1355)
> org.apache.catalina.loader.WebappClassLoader: loadClass (1201)
> java.lang.ClassLoader: loadClassInternal
> java.lang.Class: forName0
> java.lang.Class: forName
> org.orbeon.oxf.processor.JavaProcessor: getProcessor (281)
> org.orbeon.oxf.processor.JavaProcessor: start (96)
> org.orbeon.oxf.processor.JavaProcessor$1: getInput (83)
> org.orbeon.oxf.processor.JavaProcessor$1: readImpl (69)
> org.orbeon.oxf.processor.ProcessorImpl$6: read (1012)
>
> My classpath contain the tools.jar (containing the requested compiler)
>
> Here is the fragment of code where I use the processor (same as the user guide). All seems to be correct...
>
> <p:processor name="oxf:java" xmlns:p="http://www.orbeon.com/oxf/pipeline">
>     <p:input name="config">
>         <config sourcepath="./java" class="org.cgcis.XLSInsertion"/>
>     </p:input>
>     <p:input name="data" href="..."/>
>     <p:output name="data" id="..."/>
> </p:processor>
>
>
> Do you see what is going wrong?
>
> Thank you for your attention
>
> Frederic
>
>
>
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