code: public void removeGroupOfNodesAndDataSize(String repositoryName, String workspaceName, String patternPath)
     {
        removeGroupOfNodesQuota(repositoryName, workspaceName, patternPath);
  
        // removes data size for all nodes matched by pattern
        // only if only quota was not set explicitly
        for (String nodePath : getAllTrackedNodes(repositoryName, workspaceName))
        {
           if (PathPatternUtils.acceptName(patternPath, nodePath))
           {
              try
              {
                 getNodeQuota(repositoryName, workspaceName, nodePath);
              }
              catch (UnknownQuotaLimitException e)
              {
                 removeNodeDataSize(repositoryName, workspaceName, nodePath);
              }
           }
        }
     }
docs: {@inheritDoc}