| /* |
| * Copyright (c) 2005, 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 6275112 |
| * @summary Test verifies that imageReaders for base image formats return |
| * meaningful name of service provider interface (SPI) for base image |
| * formats |
| * @modules java.desktop/com.sun.imageio.plugins.gif |
| * java.desktop/com.sun.imageio.plugins.png |
| * java.desktop/com.sun.imageio.plugins.jpeg |
| * java.desktop/com.sun.imageio.plugins.bmp |
| * java.desktop/com.sun.imageio.plugins.wbmp |
| */ |
| |
| import javax.imageio.ImageIO; |
| import javax.imageio.ImageReader; |
| import javax.imageio.ImageWriter; |
| import javax.imageio.spi.ImageReaderSpi; |
| |
| public class PluginSpiTest { |
| |
| public static void main(String[] args) { |
| String format[] = { "GIF", "PNG", "JPEG", "BMP", "WBMP" }; |
| for (int i = 0; i < format.length; i++) { |
| System.out.println("\nFormat " + format[i]); |
| testFormat(format[i]); |
| } |
| } |
| |
| public static void testFormat(String format) { |
| ImageReader reader = |
| ImageIO.getImageReadersByFormatName(format).next(); |
| if (reader == null) { |
| throw new RuntimeException("Failed to get reader for " + format); |
| } |
| |
| ImageReaderSpi readerSpi = reader.getOriginatingProvider(); |
| System.out.println(format + " Reader SPI: " + readerSpi); |
| |
| String writerSpiNames[] = readerSpi.getImageWriterSpiNames(); |
| if (writerSpiNames == null || writerSpiNames.length == 0) { |
| throw new RuntimeException("Failed to get writer spi names for " + |
| format); |
| } |
| |
| System.out.println("Available writer spi names:"); |
| for (int i = 0; i < writerSpiNames.length; i++) { |
| System.out.println(writerSpiNames[i]); |
| try { |
| Class spiClass = Class.forName(writerSpiNames[i]); |
| if (spiClass == null) { |
| throw new RuntimeException("Failed to get spi class " + |
| writerSpiNames[i]); |
| } |
| System.out.println("Got class " + spiClass.getName()); |
| |
| Object spiObject = spiClass.newInstance(); |
| if (spiObject == null) { |
| throw new RuntimeException("Failed to instantiate spi " + |
| writerSpiNames[i]); |
| } |
| System.out.println("Got instance " + spiObject); |
| } catch (Throwable e) { |
| throw new RuntimeException("Failed to test spi " + |
| writerSpiNames[i]); |
| } |
| } |
| |
| ImageWriter writer = ImageIO.getImageWriter(reader); |
| if (writer == null) { |
| throw new RuntimeException("Failed to get writer for " + format); |
| } |
| } |
| } |