code: public com.google.api.ads.admanager.axis.v201811.DateRangeType getDateRangeType() {
          return dateRangeType;
      }
docs: Gets the dateRangeType value for this ReportQuery.
  
  @return dateRangeType   * The period of time for which the reporting data is being generated.
  In
  order to define custom time periods, set this to
  {@link DateRangeType#CUSTOM_DATE}. If set to {@link
  DateRangeType#CUSTOM_DATE}, then
  {@link ReportQuery#startDate} and {@link ReportQuery#endDate}
  will be used.