Hi Walter,
see my last comment on the ticket
Cheers
Andrea
On Fri, Sep 1, 2017 at 12:41 PM, Walter Stovall <[email protected]>
wrote:
> https://osgeo-org.atlassian.net/browse/GEOS-7961
>
>
>
> My code fails with the same null pointer stacktrace as indicated there.
> I’m using a geoserver snapshot taken April 1 2016 running in Java 8/Tomcat
> 8.
>
>
>
> I’ve setup an automated client with jMeter that submits GetFeature
> requests. I run jMeter full speed with a single thread and it works every
> time. Then with only two jMeter threads running I can make the GEOS-7961
> null pointer happen frequently.
>
>
>
> I attach a remote debugger to tomcat and place a conditional breakpoint:
>
> *public* *static* QName getParticleName(XSDParticle particle) {
>
> XSDElementDeclaration content = (XSDElementDeclaration) particle
> .getContent();
>
> *if** ( **content**.isElementDeclarationReference() ) {*
>
>
>
> Stopping where “content==null”. I then hit the breakpoint while testing.
> So it would appear I have a decent context for developing a fix for this.
> However, I’m very unfamiliar with the details of how these XSD classes work
> and what might be the thread-synchronization/timing vulnerabilities.
>
>
>
> Any developer with insight please help me point in the right direction –
> thanks!
>
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--
Regards,
Andrea Aime
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