--- /dev/null 2017-05-19 18:26:04.000000000 -0700 +++ new/test/javax/imageio/plugins/jpeg/CanEncodeIndexed.java 2017-05-19 18:26:04.000000000 -0700 @@ -0,0 +1,55 @@ +/* + * Copyright (c) 2002, 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 4528585 + * @summary Tests whether the JPEGImageWriterSpi advertises that it is capable + * of writing images using an IndexColorModel. The test fails if an + * exception is thrown. + */ + +import java.awt.image.BufferedImage; +import java.util.Iterator; + +import javax.imageio.ImageIO; +import javax.imageio.ImageTypeSpecifier; + +public class CanEncodeIndexed { + + public static void main(String[] args) { + BufferedImage img = new BufferedImage(32, 32, + BufferedImage.TYPE_BYTE_INDEXED); + + ImageTypeSpecifier spec = + ImageTypeSpecifier.createFromRenderedImage(img); + + Iterator writers = ImageIO.getImageWriters(spec, "jpeg"); + + if (!writers.hasNext()) { + throw new RuntimeException("Test failed: " + + "no JPEG writer found for " + + "image with IndexColorModel"); + } + } +}