code: public void getGroupsForUser(List<String> grpMbrshipAttrs, int countLimit) throws Exception {
          throw new WIMApplicationException(WIMMessageKey.METHOD_NOT_IMPLEMENTED, Tr.formatMessage(tc, WIMMessageKey.METHOD_NOT_IMPLEMENTED));
      }
docs: Ensure that an exception will be thrown if this function is called
  but not implemented by the child class.
  
  @param grpMbrshipAttrs
  @throws Exception on all calls.