@Override
 public void setSystemProcessing(String site, String path, boolean isSystemProcessing) {
   PersistenceManagerService persistenceManagerService =
       _servicesManager.getService(PersistenceManagerService.class);
   String rootPath = SITE_REPO_ROOT_PATTERN.replaceAll(SITE_REPLACEMENT_PATTERN, site);
   NodeRef nodeRef = persistenceManagerService.getNodeRef(rootPath, path);
   if (nodeRef != null) {
     persistenceManagerService.setSystemProcessing(nodeRef, isSystemProcessing);
   }
 }