1 /* 2 * Copyright (c) 2006, 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 4703112 27 * @summary Verifies that ImageIO.getReaderFileSuffixes() and similar methods 28 * return appropriate values 29 */ 30 31 import java.util.Iterator; 32 33 import javax.imageio.ImageIO; 34 import javax.imageio.ImageReader; 35 import javax.imageio.ImageWriter; 36 37 public class GetReaderWriterInfo { 38 39 private static void testGetReaderFormatNames() { 40 String[] names = ImageIO.getReaderFormatNames(); 41 for (String n : names) { 42 Iterator<ImageReader> it = ImageIO.getImageReadersByFormatName(n); 43 if (!it.hasNext()) { 44 throw new RuntimeException("getReaderFormatNames returned " + 45 "an unknown name: " + n); 46 } 47 } 48 } 49 50 private static void testGetReaderMIMETypes() { 51 String[] types = ImageIO.getReaderMIMETypes(); 52 for (String t : types) { 53 Iterator<ImageReader> it = ImageIO.getImageReadersByMIMEType(t); 54 if (!it.hasNext()) { 55 throw new RuntimeException("getReaderMIMETypes returned " + 56 "an unknown type: " + t); 57 } 58 } 59 } 60 61 private static void testGetReaderFileSuffixes() { 62 String[] suffixes = ImageIO.getReaderFileSuffixes(); 63 for (String s : suffixes) { 64 Iterator<ImageReader> it = ImageIO.getImageReadersBySuffix(s); 65 if (!it.hasNext()) { 66 throw new RuntimeException("getReaderFileSuffixes returned " + 67 "an unknown suffix: " + s); 68 } 69 } 70 } 71 72 private static void testGetWriterFormatNames() { 73 String[] names = ImageIO.getWriterFormatNames(); 74 for (String n : names) { 75 Iterator<ImageWriter> it = ImageIO.getImageWritersByFormatName(n); 76 if (!it.hasNext()) { 77 throw new RuntimeException("getWriterFormatNames returned " + 78 "an unknown name: " + n); 79 } 80 } 81 } 82 83 private static void testGetWriterMIMETypes() { 84 String[] types = ImageIO.getWriterMIMETypes(); 85 for (String t : types) { 86 Iterator<ImageWriter> it = ImageIO.getImageWritersByMIMEType(t); 87 if (!it.hasNext()) { 88 throw new RuntimeException("getWriterMIMETypes returned " + 89 "an unknown type: " + t); 90 } 91 } 92 } 93 94 private static void testGetWriterFileSuffixes() { 95 String[] suffixes = ImageIO.getWriterFileSuffixes(); 96 for (String s : suffixes) { 97 Iterator<ImageWriter> it = ImageIO.getImageWritersBySuffix(s); 98 if (!it.hasNext()) { 99 throw new RuntimeException("getWriterFileSuffixes returned " + 100 "an unknown suffix: " + s); 101 } 102 } 103 } 104 105 public static void main(String[] args) { 106 testGetReaderFormatNames(); 107 testGetReaderMIMETypes(); 108 testGetReaderFileSuffixes(); 109 testGetWriterFormatNames(); 110 testGetWriterMIMETypes(); 111 testGetWriterFileSuffixes(); 112 } 113 }