1/*
2 * Copyright (c) 2000, 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 4328748
27 * @summary AbstractMap's clone() method is implemented to
28 *  reset AbstractMap's private fields after super.clone()
29 *
30 * @author Konstantin Kladko
31 */
32
33import java.util.*;
34
35public class AbstractMapClone extends AbstractMap implements Cloneable {
36
37    private Map map = new HashMap();
38
39    public Set entrySet() {
40        return map.entrySet();
41    }
42
43    public Object put(Object key, Object value) {
44        return map.put(key, value);
45    }
46
47    public Object clone() {
48        AbstractMapClone clone = null;
49        try {
50        clone = (AbstractMapClone)super.clone();
51        } catch (CloneNotSupportedException e) {
52        }
53        clone.map = (Map)((HashMap)map).clone();
54        return clone;
55    }
56
57    public static void main(String[] args) {
58        AbstractMapClone m1 = new AbstractMapClone();
59        m1.put("1", "1");
60        Set k1 = m1.keySet();
61        AbstractMapClone m2 = (AbstractMapClone)m1.clone();
62        Set k2 = m2.keySet();
63        m2.put("2","2");
64        if (k1.equals(k2)) {
65            throw new RuntimeException("AbstractMap.clone() failed.");
66        }
67    }
68}
69