code: private void streamDirectoryAndForceInform(final EventDispatcher pDispatcher) {
          try (final DirectoryStream<Path> stream = newDirectoryStream(getPath(), Files::isRegularFile)) {
              stream.forEach(p ->
                      createKeys(p).forEach(k ->
                              pDispatcher.modified(k, p, emptyList())));
          } catch (final IOException e) {
              LOG.warn("Exception occurred while trying to inform single listeners!", e);
          }
      }
docs: Iterates over all files contained by this directory and informs for each entry
  the currently focused listener. Only direct children will be considered,
  sub-directories and non-regular files will be ignored.