--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/imageio/ReadAbortTest.java Mon Sep 12 12:07:56 2016 +0530
@@ -0,0 +1,181 @@
+/*
+ * 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 4924727
+ * @summary Test verifies that if we call ImageReader.abort() in
+ * IIOReadProgressListener.imageStarted() or
+ * IIOReadProgressListener.imageProgress() are we
+ * calling IIOReadProgressListener.readAborted() for all readers.
+ * @run main ReadAbortTest
+ */
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.util.Iterator;
+import javax.imageio.ImageIO;
+import javax.imageio.ImageReader;
+import javax.imageio.event.IIOReadProgressListener;
+import javax.imageio.stream.ImageInputStream;
+import java.awt.Color;
+import java.awt.Graphics2D;
+import java.nio.file.Files;
+
+public class ReadAbortTest implements IIOReadProgressListener {
+
+ ImageReader reader = null;
+ ImageInputStream iis = 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 ReadAbortTest(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("."));
+ ImageIO.write(bimg, format, file);
+ ImageInputStream iis = ImageIO.createImageInputStream(file);
+
+ Iterator iter = ImageIO.getImageReaders(iis);
+ while (iter.hasNext()) {
+ reader = (ImageReader) iter.next();
+ break;
+ }
+ reader.setInput(iis);
+ reader.addIIOReadProgressListener(this);
+
+ // Abort reading in IIOReadProgressListener.imageStarted().
+ startAbort = true;
+ bimg = reader.read(0);
+ startAbort = false;
+
+ // Abort reading in IIOReadProgressListener.imageProgress().
+ progressAbort = true;
+ bimg = reader.read(0);
+ progressAbort = false;
+
+ iis.close();
+ /*
+ * All abort requests from imageStarted,imageProgress and
+ * imageComplete from IIOReadProgressListener should be reached
+ * otherwise throw RuntimeException.
+ */
+ if (!(startAborted
+ && progressAborted)) {
+ throw new RuntimeException("All IIOReadProgressListener abort"
+ + " requests are not processed for format "
+ + format);
+ }
+ } catch (Exception e) {
+ throw e;
+ } finally {
+ Files.delete(file.toPath());
+ }
+ }
+
+ /*
+ * Abstract methods that we need to implement from
+ * IIOReadProgressListener, and relevant for this test case.
+ */
+ @Override
+ public void imageStarted(ImageReader source, int imageIndex) {
+ System.out.println("imageStarted called");
+ if (startAbort) {
+ source.abort();
+ }
+ }
+
+ @Override
+ public void imageProgress(ImageReader source, float percentageDone) {
+ System.out.println("imageProgress called");
+ if (progressAbort) {
+ source.abort();
+ }
+ }
+
+ @Override
+ public void readAborted(ImageReader source) {
+ System.out.println("readAborted called");
+ // Verify IIOReadProgressListener.imageStarted() abort request.
+ if (startAbort) {
+ System.out.println("imageStarted aborted ");
+ startAborted = true;
+ }
+
+ // Verify IIOReadProgressListener.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 ReadAbortTest(format);
+ }
+ }
+
+ /*
+ * Remaining abstract methods that we need to implement from
+ * IIOReadProgressListener, but not relevant for this test case.
+ */
+ @Override
+ public void imageComplete(ImageReader source) {
+ }
+
+ @Override
+ public void sequenceStarted(ImageReader reader, int i) {
+ }
+
+ @Override
+ public void sequenceComplete(ImageReader reader) {
+ }
+
+ @Override
+ public void thumbnailStarted(ImageReader reader, int i, int i1) {
+ }
+
+ @Override
+ public void thumbnailProgress(ImageReader reader, float f) {
+ }
+
+ @Override
+ public void thumbnailComplete(ImageReader reader) {
+ }
+}
+