(sorry, i meant THROW a NPE, not " return a null).  Big difference of
course !


On Thu, May 22, 2014 at 1:36 PM, Jay Vyas <jayunit...@gmail.com> wrote:

> Hi hadoop ...  Is there a reason why line 220, below, should ever return
> null when
> being called through the code path of job.getCounters() ?
>
> It appears that there could be some indirection involving RPCs, etc, so im
> thinking its best to ask before I attempt to trace the call.
>
> 217     @Override
> 218     public GetCountersResponse getCounters(GetCountersRequest request)
> 219         throws IOException {
> 220       JobId jobId = request.getJobId();
> 221       Job job = verifyAndGetJob(jobId);
> 222       GetCountersResponse response =
> recordFactory.newRecordInstance(GetCountersResponse.class);
> 223       response.setCounters(TypeConverter.toYarn(job.getAllCounters()));
> 224       return response;
> 225     }
>
>
> --
> Jay Vyas
> http://jayunit100.blogspot.com
>



-- 
Jay Vyas
http://jayunit100.blogspot.com

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