1/* 2 * Copyright (c) 2007, 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 6533203 27 * @summary AbstractList.ListItr.add might corrupt iterator state if enclosing add throws 28 */ 29 30import java.util.*; 31 32@SuppressWarnings({"serial","unchecked"}) 33public class Bug6533203 { 34 void test(String[] args) throws Throwable { 35 final List<Integer> superstitious = new ArrayList<>() { 36 public void add(int index, Integer i) { 37 if (i == 13) throw new Error("unlucky"); 38 else super.add(index, i); }}; 39 final ListIterator it = superstitious.listIterator(0); 40 equal(it.nextIndex(), 0); 41 THROWS(Error.class, new F(){void f(){it.add(13);}}); 42 equal(it.nextIndex(), 0); 43 } 44 45 //--------------------- Infrastructure --------------------------- 46 volatile int passed = 0, failed = 0; 47 void pass() {passed++;} 48 void fail() {failed++; Thread.dumpStack();} 49 void fail(String msg) {System.out.println(msg); fail();} 50 void unexpected(Throwable t) {failed++; t.printStackTrace();} 51 void check(boolean cond) {if (cond) pass(); else fail();} 52 void equal(Object x, Object y) { 53 if (x == null ? y == null : x.equals(y)) pass(); 54 else fail(x + " not equal to " + y);} 55 public static void main(String[] args) throws Throwable { 56 new Bug6533203().instanceMain(args);} 57 void instanceMain(String[] args) throws Throwable { 58 try {test(args);} catch (Throwable t) {unexpected(t);} 59 System.out.printf("%nPassed = %d, failed = %d%n%n", passed, failed); 60 if (failed > 0) throw new AssertionError("Some tests failed");} 61 abstract class F {abstract void f() throws Throwable;} 62 void THROWS(Class<? extends Throwable> k, F... fs) { 63 for (F f : fs) 64 try {f.f(); fail("Expected " + k.getName() + " not thrown");} 65 catch (Throwable t) { 66 if (k.isAssignableFrom(t.getClass())) pass(); 67 else unexpected(t);}} 68} 69