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/* |
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* Copyright 1999 Sun Microsystems, Inc. All Rights Reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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* CA 95054 USA or visit www.sun.com if you need additional information or |
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* have any questions. |
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*/ |
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|
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/** |
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* @test |
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* @bug 4189896 |
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* @summary AbstractList iterators previously checked for co-modificatin |
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* *after* the set/add/remove operations were performed. |
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*/ |
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|
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import java.util.*; |
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|
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public class FailFastIterator { |
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public static void main(String[] args) throws Exception { |
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List orig = new ArrayList(100); |
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for (int i=0; i<100; i++) |
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orig.add(new Integer(i)); |
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|
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List copy = new ArrayList(orig); |
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try { |
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ListIterator i = copy.listIterator(); |
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i.next(); |
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copy.remove(99); |
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copy.add(new Integer(99)); |
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i.remove(); |
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throw new Exception("remove: iterator didn't fail fast"); |
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} catch (ConcurrentModificationException e) { |
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} |
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if (!copy.equals(orig)) |
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throw new Exception("remove: iterator didn't fail fast enough"); |
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|
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try { |
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ListIterator i = copy.listIterator(); |
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i.next(); |
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copy.remove(99); |
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copy.add(new Integer(99)); |
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i.set(new Integer(666)); |
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throw new Exception("set: iterator didn't fail fast"); |
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} catch (ConcurrentModificationException e) { |
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} |
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if (!copy.equals(orig)) |
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throw new Exception("set: iterator didn't fail fast enough"); |
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|
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try { |
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ListIterator i = copy.listIterator(); |
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copy.remove(99); |
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copy.add(new Integer(99)); |
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i.add(new Integer(666)); |
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throw new Exception("add: iterator didn't fail fast"); |
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} catch (ConcurrentModificationException e) { |
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} |
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if (!copy.equals(orig)) |
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throw new Exception("add: iterator didn't fail fast enough"); |
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} |
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} |
