public static boolean isUrlText(final String s, Project project) {
    final boolean surelyUrl = HtmlUtil.hasHtmlPrefix(s) || s.startsWith(URN);
    if (surelyUrl) return true;
    int protocolIndex = s.indexOf(":/");
    if (protocolIndex > 1 && !s.regionMatches(0, "classpath", 0, protocolIndex)) return true;
    return !s.equals(ExternalResourceManager.getInstance().getResourceLocation(s, project));
  }
public static boolean isUrlText(final String s, Project project)