public static boolean isStickyLine(@NotNull RangeHighlighter highlighter) {
    TextAttributesKey key = highlighter.getTextAttributesKey();
    if (key != null && STICKY_LINE_MARKER.equals(key.getExternalName())) {
      return true;
    }
    return false;
  }
public static boolean isStickyLine(@NotNull RangeHighlighter highlighter)