ContainerAIOOBE.java revision 14851:980da45565c8 
1/*
2 * Copyright (c) 2014, 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
24import java.awt.Button;
25import java.awt.Component;
26import java.awt.Container;
27import java.io.ByteArrayInputStream;
28import java.io.ByteArrayOutputStream;
29import java.io.ObjectInputStream;
30import java.io.ObjectOutputStream;
31
32/**
33 * @test
34 * @key headful
35 * @bug 8059590
36 * @summary ArrayIndexOutOfBoundsException occurs when Container with overridden getComponents() is deserialized.
37 * @author Alexey Ivanov
38 * @run main ContainerAIOOBE
39 */
40public class ContainerAIOOBE {
41
42    public static void main(final String[] args) throws Exception {
43        ZContainer z = new ZContainer();
44        z.add(new Button());
45
46        ByteArrayOutputStream baos = new ByteArrayOutputStream();
47        ObjectOutputStream oos = new ObjectOutputStream(baos);
48        oos.writeObject(z);
49        oos.flush();
50        oos.close();
51
52        byte[] array = baos.toByteArray();
53        ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(array));
54
55        // Reading the object must not throw ArrayIndexOutOfBoundsException
56        ZContainer zz = (ZContainer) ois.readObject();
57
58        if (zz.getComponentCount() != 1) {
59            throw new Exception("deserialized object must have 1 component");
60        }
61        if (!(zz.getComponent(0) instanceof Button)) {
62            throw new Exception("deserialized object must contain Button component");
63        }
64        if (zz.getComponents().length != 0) {
65            throw new Exception("deserialized object returns non-empty array");
66        }
67        System.out.println("Test passed");
68    }
69
70    static class ZContainer extends Container {
71        public Component[] getComponents() {
72            return new Component[0];
73        }
74    }
75}
76