1 /*
   2  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 import java.awt.Font;
  25 import java.awt.Graphics2D;
  26 import java.awt.GraphicsConfiguration;
  27 import java.awt.GraphicsEnvironment;
  28 import java.awt.Image;
  29 import java.awt.Rectangle;
  30 import java.awt.RenderingHints;
  31 import java.awt.font.FontRenderContext;
  32 import java.awt.font.GlyphVector;
  33 import java.awt.image.BufferedImage;
  34 import java.awt.image.VolatileImage;
  35 import java.util.concurrent.ArrayBlockingQueue;
  36 import java.util.concurrent.BlockingQueue;
  37 import java.util.concurrent.TimeUnit;
  38 
  39 import static java.awt.image.BufferedImage.TYPE_INT_ARGB;
  40 
  41 /**
  42  * @test
  43  * @key headful
  44  * @bug 8158072 7172749
  45  */
  46 public final class ClassCastExceptionForInvalidSurface {
  47 
  48     static GraphicsEnvironment ge
  49             = GraphicsEnvironment.getLocalGraphicsEnvironment();
  50 
  51     static GraphicsConfiguration gc
  52             = ge.getDefaultScreenDevice().getDefaultConfiguration();
  53 
  54     static volatile VolatileImage vi = gc.createCompatibleVolatileImage(10, 10);
  55 
  56     static volatile Throwable failed;
  57 
  58     static BlockingQueue<VolatileImage> list = new ArrayBlockingQueue<>(50);
  59 
  60     // Will run the test no more than 15 seconds
  61     static long endtime = System.nanoTime() + TimeUnit.SECONDS.toNanos(15);
  62 
  63     public static void main(final String[] args) throws InterruptedException {
  64 
  65         // Catch all uncaught exceptions and treat them as test failure
  66         Thread.setDefaultUncaughtExceptionHandler((t, e) -> failed = e);
  67 
  68         // Data for rendering
  69         BufferedImage bi = new BufferedImage(10, 10, TYPE_INT_ARGB);
  70         FontRenderContext frc = new FontRenderContext(null, false, false);
  71         Font font = new Font("Serif", Font.PLAIN, 12);
  72         GlyphVector gv = font.createGlyphVector(frc, new char[]{'a', '1'});
  73 
  74         Thread t1 = new Thread(() -> {
  75             while (!isComplete()) {
  76                 vi = gc.createCompatibleVolatileImage(10, 10);
  77                 if (!list.offer(vi)) {
  78                     vi.flush();
  79                 }
  80             }
  81             list.forEach(Image::flush);
  82         });
  83         Thread t2 = new Thread(() -> {
  84             while (!isComplete()) {
  85                 VolatileImage vi = list.poll();
  86                 if (vi != null) {
  87                     vi.flush();
  88                 }
  89             }
  90         });
  91 
  92         Thread t3 = new Thread(() -> {
  93             while (!isComplete()) {
  94                 vi.createGraphics().drawImage(bi, 1, 1, null);
  95             }
  96         });
  97         Thread t4 = new Thread(() -> {
  98             while (!isComplete()) {
  99                 vi.createGraphics().drawGlyphVector(gv, 0, 0);
 100                 vi.createGraphics().drawOval(0, 0, 10, 10);
 101                 vi.createGraphics().drawLine(0, 0, 10, 10);
 102                 vi.createGraphics().drawString("123", 1, 1);
 103                 vi.createGraphics().draw(new Rectangle(0, 0, 10, 10));
 104                 vi.createGraphics().fillOval(0, 0, 10, 10);
 105                 final Graphics2D graphics = vi.createGraphics();
 106                 graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
 107                                           RenderingHints.VALUE_ANTIALIAS_ON);
 108                 graphics.fillPolygon(new int[] {0, 10, 10, 0},
 109                                      new int [] {0, 0, 10, 10}, 4);
 110             }
 111         });
 112         t1.start();
 113         t2.start();
 114         t3.start();
 115         t4.start();
 116         t1.join();
 117         t2.join();
 118         t3.join();
 119         t4.join();
 120 
 121         if (failed != null) {
 122             System.err.println("Test failed");
 123             failed.printStackTrace();
 124         }
 125     }
 126 
 127     private static boolean isComplete() {
 128         return endtime - System.nanoTime() < 0 || failed != null;
 129     }
 130 }