private VirtualFile findFile(int id) {
      try {
        String path = myIndex.getFilePathEnumerator().valueOf(id);
        assert path != null;
        return VfsUtil.findFileByIoFile(new File(path), false);
      }
      catch (IOException e) {
        throw new RuntimeException(e);
      }
    }
private VirtualFile findFile(int id)