test/jdk/javax/imageio/ImageCompressionTypesTest.java
changeset 47216 71c04702a3d5
parent 41784 c1e614077765
equal deleted inserted replaced
47215:4ebc2e2fb97c 47216:71c04702a3d5
       
     1 /*
       
     2  * Copyright (c) 2016, 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     6294607
       
    27   * @summary Test verifies whether ImageWriteParam.getCompressionTypes()
       
    28   *          returns any duplicate compression type for ImageIO plugins.
       
    29   * @run     main ImageCompressionTypesTest
       
    30   */
       
    31 
       
    32 import java.util.Iterator;
       
    33 import javax.imageio.ImageIO;
       
    34 import javax.imageio.ImageWriteParam;
       
    35 import javax.imageio.ImageWriter;
       
    36 
       
    37 public class ImageCompressionTypesTest {
       
    38 
       
    39     static ImageWriter writer = null;
       
    40 
       
    41     public ImageCompressionTypesTest(String format) {
       
    42         Iterator it = ImageIO.getImageWritersByFormatName(format);
       
    43         while (it.hasNext()) {
       
    44             writer = (ImageWriter) it.next();
       
    45             break;
       
    46         }
       
    47         ImageWriteParam param = writer.getDefaultWriteParam();
       
    48 
       
    49         param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
       
    50         System.out.println("Checking compression types for : " + format);
       
    51         String compTypes[] = param.getCompressionTypes();
       
    52         if (compTypes.length > 1) {
       
    53             for (int i = 0; i < compTypes.length; i++) {
       
    54                 for (int j = i + 1; j < compTypes.length; j++) {
       
    55                     if (compTypes[i].equalsIgnoreCase(compTypes[j])) {
       
    56                         throw new RuntimeException("Duplicate compression"
       
    57                                 + " type exists for image format " + format);
       
    58                     }
       
    59                 }
       
    60             }
       
    61         }
       
    62     }
       
    63 
       
    64     public static void main(String args[]) {
       
    65         final String[] formats = {"bmp", "png", "gif", "jpg", "tiff"};
       
    66         for (String format : formats) {
       
    67             new ImageCompressionTypesTest(format);
       
    68         }
       
    69     }
       
    70 }
       
    71