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