@Override
  public void propertyChanged(@NotNull VirtualFilePropertyEvent event) {
    if (VirtualFile.PROP_NAME.equals(event.getPropertyName())) {
      final VirtualFile parent = event.getFile().getParent();
      if (parent != null) {
        final String parentUrl = parent.getUrl();
        fileUrlChanged(parentUrl + "/" + event.getOldValue(), parentUrl + "/" + event.getNewValue());
      }
    }
  }
@Override
  public void propertyChanged(@NotNull VirtualFilePropertyEvent event)