1/*
2 * Copyright (c) 2003, 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 4928273
27 * @summary Verifies what IllegalStateException is thrown if image input was not
28 *          set
29 */
30
31import java.util.Iterator;
32
33import javax.imageio.ImageIO;
34import javax.imageio.ImageReader;
35
36public class GetImageTypesTest {
37
38    private static final String format = "wbmp";
39
40    public static void main(String[] args) {
41
42        boolean passed = false;
43        ImageReader ir = (ImageReader)ImageIO.getImageReadersByFormatName(format).next();
44
45        if (ir == null) {
46            throw new RuntimeException("No matching reader found. Test Failed");
47        }
48
49        try {
50            Iterator types = ir.getImageTypes(0);
51        } catch (IllegalStateException e) {
52            System.out.println("Test passed.");
53            passed = true;
54        } catch (Exception e) {
55            throw new RuntimeException("Unexpected exception was thrown. "
56                                       + "Test failed.");
57        }
58
59        if (!passed) {
60            throw new RuntimeException("IllegalStateException is not thrown when "
61                                       + "calling getImageTypes() without setting "
62                                       + "the input source for the image format: "
63                                       + format
64                                       + ". Test failed");
65        }
66
67    }
68}
69