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  1. Hadoop Map/Reduce
  2. MAPREDUCE-2826

Change the job state observer classes to interfaces

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    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Incomplete
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    Description

      Schedulers will most often want to be the observers of the job state events in a single class. Therefore, I think they should be interfaces which can have multiple inheritance.

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          is related to

          Improvement - An improvement or enhancement to an existing feature or task. MAPREDUCE-342 Create a public scheduler API

          • Major - Major loss of function.
          • Resolved

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              vivekr Vivek Ratan
              omalley Owen O'Malley
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