| /* |
| * Copyright (c) 1999, 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 4189896 |
| * @summary AbstractList iterators previously checked for co-modification |
| * *after* the set/add/remove operations were performed. |
| */ |
| |
| import java.util.*; |
| |
| public class FailFastIterator { |
| public static void main(String[] args) throws Exception { |
| List orig = new ArrayList(100); |
| for (int i=0; i<100; i++) |
| orig.add(new Integer(i)); |
| |
| List copy = new ArrayList(orig); |
| try { |
| ListIterator i = copy.listIterator(); |
| i.next(); |
| copy.remove(99); |
| copy.add(new Integer(99)); |
| i.remove(); |
| throw new Exception("remove: iterator didn't fail fast"); |
| } catch (ConcurrentModificationException e) { |
| } |
| if (!copy.equals(orig)) |
| throw new Exception("remove: iterator didn't fail fast enough"); |
| |
| try { |
| ListIterator i = copy.listIterator(); |
| i.next(); |
| copy.remove(99); |
| copy.add(new Integer(99)); |
| i.set(new Integer(666)); |
| throw new Exception("set: iterator didn't fail fast"); |
| } catch (ConcurrentModificationException e) { |
| } |
| if (!copy.equals(orig)) |
| throw new Exception("set: iterator didn't fail fast enough"); |
| |
| try { |
| ListIterator i = copy.listIterator(); |
| copy.remove(99); |
| copy.add(new Integer(99)); |
| i.add(new Integer(666)); |
| throw new Exception("add: iterator didn't fail fast"); |
| } catch (ConcurrentModificationException e) { |
| } |
| if (!copy.equals(orig)) |
| throw new Exception("add: iterator didn't fail fast enough"); |
| } |
| } |