1 /*

     2  * Copyright (c) 2000, 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 4392669

    27  * @summary Checks contract of ImageTypeSpecifier.getBitsPerBand

    28  */

    29 

    30 import java.awt.image.BufferedImage;

    31 

    32 import javax.imageio.ImageTypeSpecifier;

    33 

    34 public class ImageTypeSpecifierBitsPerBand {

    35 

    36     public static void main(String[] args) {

    37         int biType = BufferedImage.TYPE_USHORT_565_RGB;

    38         ImageTypeSpecifier type =

    39             ImageTypeSpecifier.createFromBufferedImageType(biType);

    40 

    41         int b0 = type.getBitsPerBand(0);

    42         int b1 = type.getBitsPerBand(1);

    43         int b2 = type.getBitsPerBand(2);

    44 

    45         if (b0 != 5 || b1 != 6 || b2 != 5) {

    46             throw new RuntimeException("Got incorrect bits per band value!");

    47         }

    48 

    49         boolean gotIAE = false;

    50         try {

    51             int b3 = type.getBitsPerBand(3);

    52         } catch (IllegalArgumentException e) {

    53             gotIAE = true;

    54         }

    55         if (!gotIAE) {

    56             throw new RuntimeException

    57                 ("Failed to get IllegalArgumentException for band == 3!");

    58         }

    59     }

    60 }