docs: private List<CmsResource> internalReadSiblings(CmsDbContext dbc, CmsResource resource) throws CmsException {
  
          // reading siblings using the DriverManager methods while the lock state is checked would
          // result in an infinite loop, therefore we must access the VFS driver directly
          List<CmsResource> siblings = m_driverManager.getVfsDriver(dbc).readSiblings(
              dbc,
              dbc.currentProject().getUuid(),
              resource,
              true);
          siblings.remove(resource);
          return siblings;
      }