| /* |
| * Copyright (c) 2000, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 4328748 |
| * @summary AbstractMap's clone() method is implemented to |
| * reset AbstractMap's private fields after super.clone() |
| * |
| * @author Konstantin Kladko |
| */ |
| |
| import java.util.*; |
| |
| public class AbstractMapClone extends AbstractMap implements Cloneable { |
| |
| private Map map = new HashMap(); |
| |
| public Set entrySet() { |
| return map.entrySet(); |
| } |
| |
| public Object put(Object key, Object value) { |
| return map.put(key, value); |
| } |
| |
| public Object clone() { |
| AbstractMapClone clone = null; |
| try { |
| clone = (AbstractMapClone)super.clone(); |
| } catch (CloneNotSupportedException e) { |
| } |
| clone.map = (Map)((HashMap)map).clone(); |
| return clone; |
| } |
| |
| public static void main(String[] args) { |
| AbstractMapClone m1 = new AbstractMapClone(); |
| m1.put("1", "1"); |
| Set k1 = m1.keySet(); |
| AbstractMapClone m2 = (AbstractMapClone)m1.clone(); |
| Set k2 = m2.keySet(); |
| m2.put("2","2"); |
| if (k1.equals(k2)) { |
| throw new RuntimeException("AbstractMap.clone() failed."); |
| } |
| } |
| } |