@Override
  public boolean contains(int fileId) {
    //noinspection ForLoopReplaceableByForEach
    for (int i = 0; i < myHints.size(); i++) {
      VirtualFileEnumeration scope = myHints.get(i);
      if (!scope.contains(fileId)) {
        return false;
      }
    }
    return true;
  }
@Override
  public boolean contains(int fileId)