Package org.apache.hadoop.mapreduce

Examples of org.apache.hadoop.mapreduce.Mapper.run()

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          LOG.error("Failed to initialize mapper with {}", basicMapReduceContext, e);
          throw Throwables.propagate(e);
        }
      }

      delegate.run(flushingContext);
      // sleep to allow metrics to be written
      TimeUnit.SECONDS.sleep(2L);

      // transaction is not finished, but we want all operations to be dispatched (some could be buffered in
      // memory by tx agent
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    Mapper mapper = mappers.get(index);
    RecordReader rr = new ChainRecordReader(context);
    RecordWriter rw = new ChainRecordWriter(context);
    Mapper.Context mapperContext = createMapContext(rr, rw, context,
        getConf(index));
    mapper.run(mapperContext);
    rr.close();
    rw.close(context);
  }

  /**
 
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    Mapper mapper = mappers.get(index);
    RecordReader rr = new ChainRecordReader(context);
    RecordWriter rw = new ChainRecordWriter(context);
    Mapper.Context mapperContext = createMapContext(rr, rw, context,
        getConf(index));
    mapper.run(mapperContext);
    rr.close();
    rw.close(context);
  }

  /**
 
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