1/*
2 * Copyright (c) 2012, 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 4429876
27 * @run main GetChildNames
28 * @summary Tests that the getChildNames method of
29 * IIOMetadataFormatImpl returns null for a CHILD_POLICY_EMPTY node.
30 */
31
32import javax.imageio.metadata.IIOMetadataFormatImpl;
33import javax.imageio.ImageTypeSpecifier;
34
35public class GetChildNames {
36
37    public static void main(String argv[]) {
38        GCNFormatImpl fmt = new GCNFormatImpl("root", 1, 10);
39        fmt.addElement("cc", "root", fmt.CHILD_POLICY_EMPTY);
40
41        String[] result = fmt.getChildNames("cc");
42        if (result != null) {
43            throw new RuntimeException
44                ("Failed, result is not null: " + result);
45        }
46    }
47}
48
49class GCNFormatImpl extends IIOMetadataFormatImpl {
50
51    GCNFormatImpl(String root, int minChildren, int maxChildren) {
52        super(root, minChildren, maxChildren);
53    }
54
55    public void addElement(String elementName,
56                           String parentName, int childPolicy) {
57        super.addElement(elementName, parentName, childPolicy);
58    }
59
60    public boolean canNodeAppear(String elementName,
61                                 ImageTypeSpecifier imageType) {
62        return true;
63    }
64}
65