return null;
String name = null; if (f != null) { if (isRoot(f)) name = f.getAbsolutePath(); else { try { String path = f.getCanonicalPath(); name = path.substring(path.lastIndexOf(File.separator) + 1); } catch (IOException e) { name = f.getName(); } } } return name;
  public String getSystemDisplayName(File f)    throws NotImplementedException  {    // FIXME: Implement;    return null;  }