private void throwOnWrongStartCode(ExecuteProceduresRequest req) throws ServiceException {
    if (req.getOpenRegionCount() > 0) {
      for (OpenRegionRequest openReq : req.getOpenRegionList()) {
        throwOnWrongStartCode(openReq);
      }
    }
    if (req.getCloseRegionCount() > 0) {
      for (CloseRegionRequest closeReq : req.getCloseRegionList()) {
        throwOnWrongStartCode(closeReq);
      }
    }
  }
Get some information of the region server.
@param controller the RPC controller
@param request    the request
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RSRpcServices.java