127 lines
4.7 KiB
Java
127 lines
4.7 KiB
Java
/*
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* Copyright (c) 2004, 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 4958271 8160943
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* @summary This test verifies that ImageReader.readAll() method is able to read
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* all the thumbnails present in the input source without throwing any
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* exception while reading through Jpeg data.
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* @run main ReadAllThumbnailsTest
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*/
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import java.util.Iterator;
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import java.io.File;
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import javax.imageio.IIOImage;
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import javax.imageio.ImageIO;
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import javax.imageio.ImageReader;
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import javax.imageio.stream.ImageInputStream;
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public class ReadAllThumbnailsTest {
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public ReadAllThumbnailsTest() {
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try {
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ImageReader reader = null;
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String fileName = "thumbimg.jpg";
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String sep = System.getProperty("file.separator");
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String dir = System.getProperty("test.src", ".");
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String filePath = dir+sep+fileName;
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System.out.println("Test file: " + filePath);
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File f = new File(filePath);
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ImageInputStream iis = ImageIO.createImageInputStream(f);
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Iterator readerIt = ImageIO.getImageReaders(iis);
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if (readerIt.hasNext()) {
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reader = (ImageReader) readerIt.next();
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}
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if (reader == null) {
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error("FAIL: Reader is not available for reading a " +
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"JPG image with thumbnails. Test Aborted !!");
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}
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reader.setInput(iis);
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if (!reader.readerSupportsThumbnails()) {
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error("FAIL: JPG Reader fails to support thumbnails."
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+ " Test aborted !!");
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}
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int numThumbnails = reader.getNumThumbnails(0);
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if (numThumbnails <= 0) {
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error(" FAIL: Reader.getNumThumbnails() returns 0 when the " +
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"input image contains some thumbnails");
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}
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IIOImage iioImg = reader.readAll(0, null);
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int thumbnailsRead = iioImg.getNumThumbnails();
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if (numThumbnails == thumbnailsRead) {
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System.out.println("PASS: Thumbnails are read properly by"
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+ " ImageReader.readAll(index, readParam) ");
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} else {
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error("FAIL: Some of the thumbnails are not read" +
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" from the input source when calling" +
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" ImageReader.readAll(index, readParam) ");
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}
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iis = ImageIO.createImageInputStream(f);
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reader.setInput(iis);
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iioImg = null;
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Iterator imgIter = reader.readAll(null);
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if (imgIter.hasNext()) {
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iioImg = (IIOImage) imgIter.next();
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thumbnailsRead = iioImg.getNumThumbnails();
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if (numThumbnails == thumbnailsRead) {
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System.out.println("PASS: Thumbnails are read properly by"
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+ " ImageReader.readAll(Iter)");
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} else {
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error("FAIL: Some of the thumbnails are not read " +
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"from the input source when calling"
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+ " ImageReader.readAll(Iter)");
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}
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} else {
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error("FAIL: ImageReader.readAll(Iter) fails to read the image"
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+ " & thumbnails from the input source");
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}
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} catch (Exception e) {
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error(" FAIL: The following exception is thrown by " +
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"ImageReader.readAll() method when input source contains " +
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"some thumbnails. Exception: " + e.toString());
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}
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}
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public final void error(String mesg) {
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throw new RuntimeException(mesg);
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}
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public static void main(String args[]) {
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ReadAllThumbnailsTest test = new ReadAllThumbnailsTest();
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}
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}
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