| /* |
| * Copyright (c) 2008, 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * 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 5082756 |
| * @summary ensure that boolean attributes follow ( "TRUE" | "FALSE" ) |
| * including correct (i.e. upper) case |
| * |
| * @run main BooleanAttributes |
| */ |
| |
| import java.awt.image.BufferedImage; |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.StringReader; |
| import java.util.Arrays; |
| import java.util.List; |
| import javax.imageio.IIOImage; |
| import javax.imageio.ImageIO; |
| import javax.imageio.ImageReader; |
| import javax.imageio.ImageTypeSpecifier; |
| import javax.imageio.ImageWriteParam; |
| import javax.imageio.ImageWriter; |
| import javax.imageio.metadata.IIOMetadata; |
| import javax.imageio.stream.ImageInputStream; |
| import javax.imageio.stream.ImageOutputStream; |
| import javax.imageio.stream.MemoryCacheImageInputStream; |
| import javax.imageio.stream.MemoryCacheImageOutputStream; |
| import javax.xml.transform.Result; |
| import javax.xml.transform.Source; |
| import javax.xml.transform.TransformerFactory; |
| import javax.xml.transform.dom.DOMResult; |
| import javax.xml.transform.stream.StreamSource; |
| import javax.xml.xpath.XPath; |
| import javax.xml.xpath.XPathConstants; |
| import javax.xml.xpath.XPathFactory; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.NodeList; |
| |
| public class BooleanAttributes { |
| |
| private static TransformerFactory transformerFactory = |
| TransformerFactory.newInstance(); |
| |
| private static XPath xpathEngine = XPathFactory.newInstance().newXPath(); |
| |
| public static void main(String[] args) throws Exception { |
| test("image/png", false, "<javax_imageio_1.0 />", |
| "Chroma/BlackIsZero/@value", |
| "Compression/Lossless/@value"); |
| |
| test("image/png", false, |
| "<javax_imageio_png_1.0>" + |
| "<iTXt><iTXtEntry keyword='Comment' compressionFlag='TRUE' " + |
| "compressionMethod='0' languageTag='en' " + |
| "translatedKeyword='comment' text='foo'/></iTXt>" + |
| "</javax_imageio_png_1.0>", |
| "iTXt/iTXtEntry/@compressionFlag"); |
| |
| test("image/png", false, |
| "<javax_imageio_png_1.0>" + |
| "<iTXt><iTXtEntry keyword='Comment' compressionFlag='FALSE' " + |
| "compressionMethod='0' languageTag='en' " + |
| "translatedKeyword='comment' text='foo'/></iTXt>" + |
| "</javax_imageio_png_1.0>", |
| "iTXt/iTXtEntry/@compressionFlag"); |
| |
| test("image/gif", false, "<javax_imageio_1.0 />", |
| "Chroma/BlackIsZero/@value", |
| "Compression/Lossless/@value"); |
| |
| test("image/gif", false, |
| "<javax_imageio_gif_image_1.0>" + |
| "<ImageDescriptor imageLeftPosition='0' imageTopPosition='0' " + |
| "imageWidth='16' imageHeight='16' interlaceFlag='TRUE' />" + |
| "<LocalColorTable sizeOfLocalColorTable='2' " + |
| "backgroundColorIndex='1' sortFlag='TRUE'>" + |
| "<ColorTableEntry index='0' red='0' green='0' blue='0' />" + |
| "<ColorTableEntry index='1' red='255' green='255' blue='255' />" + |
| "</LocalColorTable>" + |
| "<GraphicControlExtension disposalMethod='doNotDispose' " + |
| "userInputFlag='FALSE' transparentColorFlag='TRUE' " + |
| "delayTime='100' transparentColorIndex='1' />" + |
| "</javax_imageio_gif_image_1.0>", |
| "ImageDescriptor/@interlaceFlag", |
| "LocalColorTable/@sortFlag", |
| "GraphicControlExtension/@userInputFlag", |
| "GraphicControlExtension/@transparentColorFlag"); |
| |
| test("image/gif", true, |
| "<javax_imageio_gif_stream_1.0>" + |
| "<GlobalColorTable sizeOfGlobalColorTable='2' " + |
| "backgroundColorIndex='1' sortFlag='TRUE'>" + |
| "<ColorTableEntry index='0' red='0' green='0' blue='0' />" + |
| "<ColorTableEntry index='1' red='255' green='255' blue='255' />" + |
| "</GlobalColorTable>" + |
| "</javax_imageio_gif_stream_1.0>", |
| "GlobalColorTable/@sortFlag"); |
| |
| test("image/jpeg", false, "<javax_imageio_1.0 />", |
| "Compression/Lossless/@value"); |
| } |
| |
| private static void transform(Source src, Result dst) |
| throws Exception |
| { |
| transformerFactory.newTransformer().transform(src, dst); |
| } |
| |
| private static void verify(Node meta, String[] xpaths, boolean required) |
| throws Exception |
| { |
| for (String xpath: xpaths) { |
| NodeList list = (NodeList) |
| xpathEngine.evaluate(xpath, meta, XPathConstants.NODESET); |
| if (list.getLength() == 0 && required) |
| throw new AssertionError("Missing value: " + xpath); |
| for (int i = 0; i < list.getLength(); ++i) { |
| String value = list.item(i).getNodeValue(); |
| if (!(value.equals("TRUE") || value.equals("FALSE"))) |
| throw new AssertionError(xpath + " has value " + value); |
| } |
| } |
| } |
| |
| public static void test(String mimeType, boolean useStreamMeta, |
| String metaXml, String... boolXpaths) |
| throws Exception |
| { |
| BufferedImage img = |
| new BufferedImage(16, 16, BufferedImage.TYPE_INT_RGB); |
| ImageWriter iw = ImageIO.getImageWritersByMIMEType(mimeType).next(); |
| ByteArrayOutputStream os = new ByteArrayOutputStream(); |
| ImageOutputStream ios = new MemoryCacheImageOutputStream(os); |
| iw.setOutput(ios); |
| ImageWriteParam param = null; |
| IIOMetadata streamMeta = iw.getDefaultStreamMetadata(param); |
| IIOMetadata imageMeta = |
| iw.getDefaultImageMetadata(new ImageTypeSpecifier(img), param); |
| IIOMetadata meta = useStreamMeta ? streamMeta : imageMeta; |
| Source src = new StreamSource(new StringReader(metaXml)); |
| DOMResult dst = new DOMResult(); |
| transform(src, dst); |
| Document doc = (Document)dst.getNode(); |
| Element node = doc.getDocumentElement(); |
| String metaFormat = node.getNodeName(); |
| |
| // Verify that the default metadata gets formatted correctly. |
| verify(meta.getAsTree(metaFormat), boolXpaths, false); |
| |
| meta.mergeTree(metaFormat, node); |
| |
| // Verify that the merged metadata gets formatte correctly. |
| verify(meta.getAsTree(metaFormat), boolXpaths, true); |
| |
| iw.write(streamMeta, new IIOImage(img, null, imageMeta), param); |
| iw.dispose(); |
| ios.close(); |
| ImageReader ir = ImageIO.getImageReader(iw); |
| byte[] bytes = os.toByteArray(); |
| if (bytes.length == 0) |
| throw new AssertionError("Zero length image file"); |
| ByteArrayInputStream is = new ByteArrayInputStream(bytes); |
| ImageInputStream iis = new MemoryCacheImageInputStream(is); |
| ir.setInput(iis); |
| if (useStreamMeta) meta = ir.getStreamMetadata(); |
| else meta = ir.getImageMetadata(0); |
| |
| // Verify again after writing and re-reading the image |
| verify(meta.getAsTree(metaFormat), boolXpaths, true); |
| } |
| |
| public static void xtest(Object... eatAnyArguments) { |
| System.err.println("Disabled test! Change xtest back into test!"); |
| } |
| |
| } |