@Override
  public final void commitJob(org.apache.hadoop.mapreduce.JobContext context
                               ) throws IOException {
    commitJob((JobContext) context);
  }
@ Override public final void commitJob ( org . apache . hadoop . mapreduce . JobContext context ) throws IOException { commitJob ( ( JobContext ) context ) ; }
This method implements the new interface by calling the old method. Note
that the input types are different between the new and old apis and this
is a bridge between the two.