public static String getDisplayTextToSort(String s) {
    if (s.equals(InspectionsBundle.message("group.names.user.defined"))) {
      return " " + InspectionsBundle.message("group.names.user.defined"); // sort at the top
    }
    if (s.isEmpty()) {
      return s;
    }
    while (!Character.isLetterOrDigit(s.charAt(0))) {
      s = s.substring(1);
      if (s.isEmpty()) {
        return s;
      }
    }
    return s;
  }
public static String getDisplayTextToSort(String s)