1 /* 2 * Copyright (c) 2005, 2017, 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 /* 25 * @test 26 * @bug 6283089 27 * @summary Test verifies that abort flag is cleared by the next write() call 28 */ 29 30 import java.awt.Color; 31 import java.awt.Graphics; 32 import java.awt.image.BufferedImage; 33 import java.io.ByteArrayOutputStream; 34 import java.io.IOException; 35 36 import javax.imageio.IIOImage; 37 import javax.imageio.ImageIO; 38 import javax.imageio.ImageWriteParam; 39 import javax.imageio.ImageWriter; 40 import javax.imageio.event.IIOWriteProgressListener; 41 import javax.imageio.metadata.IIOMetadata; 42 import javax.imageio.stream.ImageOutputStream; 43 44 public class WriterReuseTest implements IIOWriteProgressListener { 45 46 boolean isFirst = true; 47 boolean isWritingCompleted = false; 48 boolean isWritingAborted = false; 49 50 public static void main(String[] args) throws IOException { 51 doTest(false); 52 doTest(true); 53 } 54 55 public static void doTest(boolean writeSequence) throws IOException { 56 String format = "GIF"; 57 ImageWriter writer = 58 ImageIO.getImageWritersByFormatName(format).next(); 59 if (writer == null) { 60 throw new RuntimeException("No writer available for " + format); 61 } 62 63 BufferedImage img = createTestImage(); 64 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 65 ImageOutputStream ios = ImageIO.createImageOutputStream(baos); 66 writer.setOutput(ios); 67 68 WriterReuseTest t = new WriterReuseTest(); 69 writer.addIIOWriteProgressListener(t); 70 71 ImageWriteParam param = writer.getDefaultWriteParam(); 72 IIOMetadata streamMetadata = writer.getDefaultStreamMetadata(param); 73 IIOImage iioImg = new IIOImage(img, null, null); 74 if (writeSequence) { 75 writer.prepareWriteSequence(streamMetadata); 76 writer.writeToSequence(iioImg, param); 77 } else { 78 writer.write(img); 79 } 80 81 if (!t.isWritingAborted || t.isWritingCompleted) { 82 throw new RuntimeException("Test failed."); 83 } 84 t.reset(); 85 86 // next attempt after abort 87 ImageOutputStream ios2 = 88 ImageIO.createImageOutputStream(new ByteArrayOutputStream()); 89 writer.setOutput(ios2); 90 if (writeSequence) { 91 writer.writeToSequence(iioImg, param); 92 } else { 93 writer.write(img); 94 } 95 96 if (t.isWritingAborted || !t.isWritingCompleted) { 97 throw new RuntimeException("Test failed."); 98 } 99 System.out.println("Test passed."); 100 } 101 102 public static BufferedImage createTestImage() { 103 BufferedImage img = new BufferedImage(100, 100, BufferedImage.TYPE_BYTE_INDEXED); 104 Graphics g = img.createGraphics(); 105 g.setColor(Color.black); 106 g.fillRect(0, 0, 100, 100); 107 108 g.setColor(Color.white); 109 g.fillRect(10, 10, 80, 80); 110 111 return img; 112 } 113 114 public WriterReuseTest() { 115 isFirst = true; 116 reset(); 117 } 118 119 public void reset() { 120 isWritingAborted = false; 121 isWritingCompleted = false; 122 } 123 124 public void imageComplete(ImageWriter source) { 125 System.out.println("Image Completed"); 126 this.isWritingCompleted = true; 127 } 128 129 public void imageProgress(ImageWriter source, float percentageDone) { 130 System.out.println("Image Progress "+percentageDone); 131 if (percentageDone > 50 && isFirst) { 132 isFirst = false; 133 source.abort(); 134 } 135 } 136 137 public void imageStarted(ImageWriter source, int imageIndex) { 138 System.out.println("Image Started "+imageIndex); 139 } 140 141 public void thumbnailComplete(ImageWriter source) { 142 System.out.println("Thubnail completed"); 143 } 144 145 public void thumbnailProgress(ImageWriter source, float percentageDone) { 146 System.out.println("Thubnail Progress " + percentageDone); 147 } 148 149 public void thumbnailStarted(ImageWriter source, int imageIndex, int thumbnailIndex) { 150 System.out.println("Thubnail started " + imageIndex); 151 } 152 153 public void writeAborted(ImageWriter source) { 154 System.out.println("Writing Aborted"); 155 this.isWritingAborted = true; 156 } 157 }