| /* |
| * Copyright (c) 2016, 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. |
| */ |
| |
| /* |
| * @test |
| * @bug 8164931 |
| * @summary Test verifies that if we call ImageWriter.abort() in |
| * IIOWriteProgressListener.imageStarted() or |
| * IIOWriteProgressListener.imageProgress() are we |
| * calling IIOWriteProgressListener.readAborted() for all readers. |
| * @run main WriteAbortTest |
| */ |
| import java.awt.image.BufferedImage; |
| import java.io.File; |
| import javax.imageio.ImageIO; |
| import javax.imageio.stream.ImageInputStream; |
| import java.awt.Color; |
| import java.awt.Graphics2D; |
| import java.nio.file.Files; |
| import javax.imageio.ImageWriter; |
| import javax.imageio.event.IIOWriteProgressListener; |
| import javax.imageio.stream.ImageOutputStream; |
| |
| public class WriteAbortTest implements IIOWriteProgressListener { |
| |
| ImageWriter writer = null; |
| ImageOutputStream ios = null; |
| BufferedImage bimg = null; |
| File file; |
| boolean startAbort = false; |
| boolean startAborted = false; |
| boolean progressAbort = false; |
| boolean progressAborted = false; |
| Color srccolor = Color.red; |
| int width = 100; |
| int heght = 100; |
| |
| public WriteAbortTest(String format) throws Exception { |
| try { |
| System.out.println("Test for format " + format); |
| bimg = new BufferedImage(width, heght, |
| BufferedImage.TYPE_INT_RGB); |
| |
| Graphics2D g = bimg.createGraphics(); |
| g.setColor(srccolor); |
| g.fillRect(0, 0, width, heght); |
| g.dispose(); |
| |
| file = File.createTempFile("src_", "." + format, new File(".")); |
| ImageInputStream ios = ImageIO.createImageOutputStream(file); |
| |
| ImageWriter writer = |
| ImageIO.getImageWritersByFormatName(format).next(); |
| |
| writer.setOutput(ios); |
| writer.addIIOWriteProgressListener(this); |
| |
| // Abort writing in IIOWriteProgressListener.imageStarted(). |
| startAbort = true; |
| writer.write(bimg); |
| startAbort = false; |
| |
| // Abort writing in IIOWriteProgressListener.imageProgress(). |
| progressAbort = true; |
| writer.write(bimg); |
| progressAbort = false; |
| |
| ios.close(); |
| /* |
| * All abort requests from imageStarted,imageProgress |
| * from IIOWriteProgressListener should be reached |
| * otherwise throw RuntimeException. |
| */ |
| if (!(startAborted |
| && progressAborted)) { |
| throw new RuntimeException("All IIOWriteProgressListener abort" |
| + " requests are not processed for format " |
| + format); |
| } |
| } finally { |
| Files.delete(file.toPath()); |
| } |
| } |
| |
| /* |
| * Abstract methods that we need to implement from |
| * IIOWriteProgressListener, and relevant for this test case. |
| */ |
| @Override |
| public void imageStarted(ImageWriter source, int imageIndex) { |
| System.out.println("imageStarted called"); |
| if (startAbort) { |
| source.abort(); |
| } |
| } |
| |
| @Override |
| public void imageProgress(ImageWriter source, float percentageDone) { |
| System.out.println("imageProgress called"); |
| if (progressAbort) { |
| source.abort(); |
| } |
| } |
| |
| @Override |
| public void writeAborted(ImageWriter source) { |
| System.out.println("writeAborted called"); |
| // Verify IIOWriteProgressListener.imageStarted() abort request. |
| if (startAbort) { |
| System.out.println("imageStarted aborted "); |
| startAborted = true; |
| } |
| |
| // Verify IIOWriteProgressListener.imageProgress() abort request. |
| if (progressAbort) { |
| System.out.println("imageProgress aborted "); |
| progressAborted = true; |
| } |
| } |
| |
| public static void main(String args[]) throws Exception { |
| final String[] formats = {"bmp", "png", "gif", "jpg", "tif"}; |
| for (String format : formats) { |
| new WriteAbortTest(format); |
| } |
| } |
| |
| /* |
| * Remaining abstract methods that we need to implement from |
| * IIOWriteProgressListener, but not relevant for this test case. |
| */ |
| @Override |
| public void imageComplete(ImageWriter source) { |
| } |
| |
| @Override |
| public void thumbnailStarted(ImageWriter source, int imageIndex, |
| int thumbnailIndex) { |
| } |
| |
| @Override |
| public void thumbnailProgress(ImageWriter source, float percentageDone) { |
| } |
| |
| @Override |
| public void thumbnailComplete(ImageWriter source) { |
| } |
| } |
| |