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 /* 25 * @test 26 * @bug 4924727 27 * @summary Test verifies that if we call ImageReader.abort() in 28 * IIOReadProgressListener.imageStarted() or 29 * IIOReadProgressListener.imageProgress() are we 30 * calling IIOReadProgressListener.readAborted() for all readers. 31 * @run main ReadAbortTest 32 */ 33 import java.awt.image.BufferedImage; 34 import java.io.File; 35 import java.util.Iterator; 36 import javax.imageio.ImageIO; 37 import javax.imageio.ImageReader; 38 import javax.imageio.event.IIOReadProgressListener; 39 import javax.imageio.stream.ImageInputStream; 40 import java.awt.Color; 41 import java.awt.Graphics2D; 42 import java.nio.file.Files; 43 44 public class ReadAbortTest implements IIOReadProgressListener { 45 46 ImageReader reader = null; 47 ImageInputStream iis = null; 48 BufferedImage bimg = null; 49 File file; 50 boolean startAbort = false; 51 boolean startAborted = false; 52 boolean progressAbort = false; 53 boolean progressAborted = false; 54 Color srccolor = Color.red; 55 int width = 100; 56 int heght = 100; 57 ReadAbortTest(String format)58 public ReadAbortTest(String format) throws Exception { 59 try { 60 System.out.println("Test for format " + format); 61 bimg = new BufferedImage(width, heght, 62 BufferedImage.TYPE_INT_RGB); 63 64 Graphics2D g = bimg.createGraphics(); 65 g.setColor(srccolor); 66 g.fillRect(0, 0, width, heght); 67 g.dispose(); 68 69 file = File.createTempFile("src_", "." + format, new File(".")); 70 ImageIO.write(bimg, format, file); 71 ImageInputStream iis = ImageIO.createImageInputStream(file); 72 73 Iterator iter = ImageIO.getImageReaders(iis); 74 while (iter.hasNext()) { 75 reader = (ImageReader) iter.next(); 76 break; 77 } 78 reader.setInput(iis); 79 reader.addIIOReadProgressListener(this); 80 81 // Abort reading in IIOReadProgressListener.imageStarted(). 82 startAbort = true; 83 bimg = reader.read(0); 84 startAbort = false; 85 86 // Abort reading in IIOReadProgressListener.imageProgress(). 87 progressAbort = true; 88 bimg = reader.read(0); 89 progressAbort = false; 90 91 iis.close(); 92 /* 93 * All abort requests from imageStarted,imageProgress and 94 * imageComplete from IIOReadProgressListener should be reached 95 * otherwise throw RuntimeException. 96 */ 97 if (!(startAborted 98 && progressAborted)) { 99 throw new RuntimeException("All IIOReadProgressListener abort" 100 + " requests are not processed for format " 101 + format); 102 } 103 } catch (Exception e) { 104 throw e; 105 } finally { 106 Files.delete(file.toPath()); 107 } 108 } 109 110 /* 111 * Abstract methods that we need to implement from 112 * IIOReadProgressListener, and relevant for this test case. 113 */ 114 @Override imageStarted(ImageReader source, int imageIndex)115 public void imageStarted(ImageReader source, int imageIndex) { 116 System.out.println("imageStarted called"); 117 if (startAbort) { 118 source.abort(); 119 } 120 } 121 122 @Override imageProgress(ImageReader source, float percentageDone)123 public void imageProgress(ImageReader source, float percentageDone) { 124 System.out.println("imageProgress called"); 125 if (progressAbort) { 126 source.abort(); 127 } 128 } 129 130 @Override readAborted(ImageReader source)131 public void readAborted(ImageReader source) { 132 System.out.println("readAborted called"); 133 // Verify IIOReadProgressListener.imageStarted() abort request. 134 if (startAbort) { 135 System.out.println("imageStarted aborted "); 136 startAborted = true; 137 } 138 139 // Verify IIOReadProgressListener.imageProgress() abort request. 140 if (progressAbort) { 141 System.out.println("imageProgress aborted "); 142 progressAborted = true; 143 } 144 } 145 main(String args[])146 public static void main(String args[]) throws Exception { 147 final String[] formats = {"bmp", "png", "gif", "jpg", "tif"}; 148 for (String format : formats) { 149 new ReadAbortTest(format); 150 } 151 } 152 153 /* 154 * Remaining abstract methods that we need to implement from 155 * IIOReadProgressListener, but not relevant for this test case. 156 */ 157 @Override imageComplete(ImageReader source)158 public void imageComplete(ImageReader source) { 159 } 160 161 @Override sequenceStarted(ImageReader reader, int i)162 public void sequenceStarted(ImageReader reader, int i) { 163 } 164 165 @Override sequenceComplete(ImageReader reader)166 public void sequenceComplete(ImageReader reader) { 167 } 168 169 @Override thumbnailStarted(ImageReader reader, int i, int i1)170 public void thumbnailStarted(ImageReader reader, int i, int i1) { 171 } 172 173 @Override thumbnailProgress(ImageReader reader, float f)174 public void thumbnailProgress(ImageReader reader, float f) { 175 } 176 177 @Override thumbnailComplete(ImageReader reader)178 public void thumbnailComplete(ImageReader reader) { 179 } 180 } 181 182