docs: public List<Long> listBatchIds(ClientIdentity clientIdentity) throws CanalServerException {
          checkStart(clientIdentity.getDestination());
          checkSubscribe(clientIdentity);
  
          CanalInstance canalInstance = canalInstances.get(clientIdentity.getDestination());
          Map<Long, PositionRange> batchs = canalInstance.getMetaManager().listAllBatchs(clientIdentity);
          List<Long> result = new ArrayList<Long>(batchs.keySet());
          Collections.sort(result);
          return result;
      }