src/java.desktop/unix/classes/sun/awt/X11/XPopupMenuPeer.java

*** 1,7 ****
  /*
!  * Copyright (c) 2002, 2018, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 2002, 2019, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 231,241 ****
       * Returns height of menu window's caption.
       * Can be overriden for popup menus and tear-off menus
       */
      protected Dimension getCaptionSize() {
          String s = getTargetLabel();
!         if (s.equals("")) {
              return null;
          }
          Graphics g = getGraphics();
          if (g == null) {
              return null;
--- 231,241 ----
       * Returns height of menu window's caption.
       * Can be overriden for popup menus and tear-off menus
       */
      protected Dimension getCaptionSize() {
          String s = getTargetLabel();
!         if (s.isEmpty()) {
              return null;
          }
          Graphics g = getGraphics();
          if (g == null) {
              return null;
*** 258,268 ****
       * Can be overriden for popup menus and tear-off menus.
       * Default implementation does nothing
       */
      protected void paintCaption(Graphics g, Rectangle rect) {
          String s = getTargetLabel();
!         if (s.equals("")) {
              return;
          }
          g.setFont(getTargetFont());
          FontMetrics fm = g.getFontMetrics();
          String str = getTargetLabel();
--- 258,268 ----
       * Can be overriden for popup menus and tear-off menus.
       * Default implementation does nothing
       */
      protected void paintCaption(Graphics g, Rectangle rect) {
          String s = getTargetLabel();
!         if (s.isEmpty()) {
              return;
          }
          g.setFont(getTargetFont());
          FontMetrics fm = g.getFontMetrics();
          String str = getTargetLabel();