private void createHiveOutputFormat(JobConf job) throws HiveException {
    if (hiveOutputFormat == null) {
      Utilities.copyTableJobPropertiesToConf(conf.getTableInfo(), job);
    }
    try {
      hiveOutputFormat = HiveFileFormatUtils.getHiveOutputFormat(job, getConf().getTableInfo());
    } catch (Throwable t) {
      throw (t instanceof HiveException) ? (HiveException)t : new HiveException(t);
    }
  }
@return the name of the operator
ql/src/java/org/apache/hadoop/hive/ql/exec/FileSinkOperator.java