# HG changeset patch # User serb # Date 1387811017 -14400 # Node ID 62a87a76d5d98096e47c97e285bd8e42e293daee # Parent ed3502f41bc5c6890def8877bd6a62d2004d4e7f 8009919: [macosx] NPE in AquaSingleImagePainter.paint() Reviewed-by: pchelko, azvegint diff -r ed3502f41bc5 -r 62a87a76d5d9 jdk/test/javax/swing/JButton/JButtonPaintNPE/JButtonPaintNPE.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/jdk/test/javax/swing/JButton/JButtonPaintNPE/JButtonPaintNPE.java Mon Dec 23 19:03:37 2013 +0400 @@ -0,0 +1,77 @@ +/* + * Copyright (c) 2013, 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. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + + +import java.awt.Graphics; +import java.awt.Toolkit; +import java.awt.image.BufferedImage; +import java.lang.reflect.InvocationTargetException; + +import javax.swing.JButton; +import javax.swing.JFrame; +import javax.swing.SwingUtilities; + +import sun.awt.SunToolkit; + +/** + * @test + * @bug 8009919 + * @author Sergey Bylokhov + */ +public final class JButtonPaintNPE { + + private static JFrame frame; + + public static void main(final String[] args) + throws InvocationTargetException, InterruptedException { + SwingUtilities.invokeAndWait(() -> { + frame = new JFrame(); + frame.add(new JButton() { + @Override + protected void paintComponent(final Graphics g) { + Graphics gg = new BufferedImage(getWidth(), getHeight(), + BufferedImage.TYPE_INT_ARGB).createGraphics(); + super.paintComponent(gg); + gg.dispose(); + } + }); + frame.setSize(300, 300); + frame.setLocationRelativeTo(null); + frame.setVisible(true); + }); + sleep(); + SwingUtilities.invokeAndWait(() -> { + if (frame != null) { + frame.dispose(); + } + }); + } + + private static void sleep() { + try { + ((SunToolkit) Toolkit.getDefaultToolkit()).realSync(); + Thread.sleep(1000); + } catch (final InterruptedException ignored) { + } + } +}