code: private void checkTable() {
          // Documentation says that "0 xxx" means data-aging is disabled.
          if (m_retentionAge.getValue() == 0) {
              m_logger.info("Data aging disabled for table: {}", m_tableDef.getTableName());
              return;
          }
          
          m_logger.info("Checking expired objects for: {}", m_tableDef.getTableName());
          GregorianCalendar checkDate = new GregorianCalendar(Utils.UTC_TIMEZONE);
          GregorianCalendar expireDate = m_retentionAge.getExpiredDate(checkDate);
          int objsExpired = 0;
  
          String fixedQuery = buildFixedQuery(expireDate);
          String contToken = null;
          StringBuilder uriParam = new StringBuilder();
          do {
              uriParam.setLength(0);
              uriParam.append(fixedQuery);
              if (!Utils.isEmpty(contToken)) {
                  uriParam.append("&g=");
                  uriParam.append(contToken);
              }
              ObjectQuery objQuery = new ObjectQuery(m_tableDef, uriParam.toString());
              SearchResultList resultList =
                  SpiderService.instance().objectQuery(m_tableDef, objQuery);
              List<String> objIDs = new ArrayList<>();
              for (SearchResult result : resultList.results) {
                  objIDs.add(result.id());
              }
              if (deleteBatch(objIDs)) {
                  contToken = resultList.continuation_token;
              } else {
                  contToken = null;
              }
              objsExpired += objIDs.size();
              reportProgress("Expired " + objsExpired + " objects");
          } while (!Utils.isEmpty(contToken));
          
          m_logger.info("Deleted {} objects for {}", objsExpired, m_tableDef.getTableName());
      }
docs: Scan the given table for expired objects relative to the given date.