| /* |
| * Copyright (c) 2001, 2017, 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 4450319 |
| * @summary Checks that ImageReader.readAll(int, ImageReadParam) makes use of |
| * the ImageReadParam object |
| */ |
| |
| import java.awt.image.BufferedImage; |
| import java.io.ByteArrayInputStream; |
| import java.io.IOException; |
| import java.util.Iterator; |
| import java.util.Vector; |
| |
| import javax.imageio.IIOImage; |
| import javax.imageio.ImageReadParam; |
| import javax.imageio.ImageReader; |
| import javax.imageio.ImageTypeSpecifier; |
| import javax.imageio.metadata.IIOMetadata; |
| import javax.imageio.spi.ImageReaderSpi; |
| import javax.imageio.stream.MemoryCacheImageInputStream; |
| |
| public class ImageReaderReadAll { |
| |
| private final static byte[] ba = {}; |
| |
| public static void main(String argv[]) { |
| ImageReader ireader; |
| ImageReadParam irp; |
| IIOImage image; |
| BufferedImage bi; |
| BufferedImage bi_1; |
| BufferedImage bi_2; |
| |
| ireader = new DummyImageReaderImpl(null); |
| MemoryCacheImageInputStream mciis = new MemoryCacheImageInputStream |
| (new ByteArrayInputStream(ba)); |
| ireader.setInput(mciis); |
| |
| irp = new ImageReadParam(); |
| irp.setDestination(new BufferedImage(10, 10, |
| BufferedImage.TYPE_3BYTE_BGR)); |
| try { |
| image = ireader.readAll(0, irp); |
| bi_1 = ireader.read(0, irp); |
| bi_2 = ireader.read(0); |
| } catch (java.io.IOException ee) { |
| throw new RuntimeException("Unexpected exception: " + ee); |
| } |
| |
| bi = (BufferedImage)image.getRenderedImage(); |
| if (bi.getType() != bi_1.getType()) { |
| throw new RuntimeException("Images have different type!"); |
| } |
| } |
| |
| |
| public static class DummyImageReaderImpl extends ImageReader { |
| |
| public DummyImageReaderImpl(ImageReaderSpi originatingProvider) { |
| super(originatingProvider); |
| } |
| |
| public BufferedImage read(int imageIndex, ImageReadParam param) |
| throws IOException { |
| if (input == null) |
| throw new IllegalStateException(); |
| if (imageIndex >= 1 || imageIndex < 0) |
| throw new IndexOutOfBoundsException(); |
| if (seekForwardOnly) { |
| if (imageIndex < minIndex) |
| throw new IndexOutOfBoundsException(); |
| minIndex = imageIndex; |
| } |
| |
| return getDestination(param, getImageTypes(imageIndex), 10, 15); |
| } |
| |
| public Iterator getImageTypes(int imageIndex) throws IOException { |
| if (input == null) |
| throw new IllegalStateException(); |
| if (imageIndex >= 1 || imageIndex < 0) |
| throw new IndexOutOfBoundsException(); |
| |
| Vector imageTypes = new Vector(); |
| imageTypes.add(ImageTypeSpecifier.createFromBufferedImageType |
| (BufferedImage.TYPE_BYTE_GRAY )); |
| return imageTypes.iterator(); |
| } |
| |
| public int getNumImages(boolean allowSearch) throws IOException {return 1;} |
| public int getWidth(int imageIndex) throws IOException {return 1;} |
| public int getHeight(int imageIndex) throws IOException {return 1;} |
| public IIOMetadata getStreamMetadata() throws IOException {return null;} |
| public IIOMetadata getImageMetadata(int imageIndex) |
| throws IOException {return null;} |
| } |
| } |