@Override
    public void close() throws IOException {
      try {
        scanner.close();
      } catch (KuduException e) {
        throw new IOException(e);
      }
      client.shutdown();
    }
A RecordReader that reads the Kudu rows from a KuduInputSplit.
kudu-handler/src/java/org/apache/hadoop/hive/kudu/KuduInputFormat.java