code: private void setBaseEntry(Map<String, Object> configProps) throws WIMException {
  /*
   * Map<String, List<Map<String, Object>>> configMap = Nester.nest(configProps, BASE_ENTRY);
   *
   * for (Map<String, Object> entry : configMap.get(BASE_ENTRY)) {
   * baseEntryName = (String) entry.get(BASE_ENTRY_NAME);
   * }
   */
          baseEntryName = (String) configProps.get(BASE_ENTRY);
  
          if (baseEntryName == null) {
              throw new WIMApplicationException(WIMMessageKey.MISSING_BASE_ENTRY, Tr.formatMessage(tc, WIMMessageKey.MISSING_BASE_ENTRY,
                                                                                                   WIMMessageHelper.generateMsgParms(reposId)));
          }
      }
docs: Set the baseEntryname from the configuration. The configuration
  should have only 1 baseEntry
  
  @param configProps Map containing the configuration information
  for the baseEntries.
  @throws WIMException Exception is thrown if no baseEntry is set.