how to use Job.KillTask in mapper program

[sorna lingam]

i need to kill the task that is being executed in one of my cluster  when it throws an exception 

for more info see this 

http://stackoverflow.com/questions/20345609/followup-how-to-use-fail-kill-task-in-mapper-in-new-api-hadoop-java

My question is how can i use Job.killTask / Job.failTask in mapper program  

Hadoop new API

Thanks 

[Ashwanth Kumar]

Mapper upon uncaught exceptions fail, you don't need to catch the exception in the Mapper and fail it. 

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Ashwanth Kumar / ashwanthkumar.in