| /* |
| * Copyright (c) 2011, 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. |
| */ |
| |
| /* |
| * Portions Copyright (c) 2011 IBM Corporation |
| */ |
| |
| /* |
| * @test |
| * @bug 6312706 |
| * @summary Iterator.remove() from Map.entrySet().iterator() invalidates returned Entry. |
| * @author Neil Richards <neil.richards@ngmr.net>, <neil_richards@uk.ibm.com> |
| */ |
| |
| import java.util.IdentityHashMap; |
| import java.util.Iterator; |
| import java.util.Map; |
| |
| public class EntrySetIteratorRemoveInvalidatesEntry { |
| public static void main(String[] args) throws Exception { |
| final IdentityHashMap<String, String> identityHashMap = |
| new IdentityHashMap<>(); |
| |
| identityHashMap.put("One", "Un"); |
| identityHashMap.put("Two", "Deux"); |
| identityHashMap.put("Three", "Trois"); |
| |
| Iterator<Map.Entry<String, String>> entrySetIterator = |
| identityHashMap.entrySet().iterator(); |
| Map.Entry<String, String> entry = entrySetIterator.next(); |
| |
| entrySetIterator.remove(); |
| |
| try { |
| entry.getKey(); |
| throw new RuntimeException("Test FAILED: Entry not invalidated by removal."); |
| } catch (Exception e) { } |
| } |
| } |