code: private URI datasetURNtoURI(String datasetURN) {
      try {
        return new URI(PathUtils.mergePaths(new Path(this.storeRoot), new Path(datasetURN)).toString());
      }catch (URISyntaxException e) {
        log.error("Dataset with URN:" + datasetURN + " cannot be converted into URI. Skip the dataset");
        return null;
      }
    }
docs: Helper funcition for converting datasetURN into URI
  Note that here the URN can possibly being specified with pattern, i.e. with wildcards like `*`
  It will be resolved by configStore.