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root/jsr166/jsr166/src/test/jtreg/util/LinkedHashMap/EmptyMapIterator.java
Revision: 1.6
Committed: Mon Jan 8 03:12:03 2018 UTC (6 years, 4 months ago) by jsr166
Branch: MAIN
CVS Tags: HEAD
Changes since 1.5: +3 -1 lines
Log Message:
organize imports

File Contents

# Content
1 /*
2 * Copyright (c) 2001, 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 4473440
27 * @summary iterators on collection views of empty map weren't fail-fast.
28 */
29
30 import java.util.ConcurrentModificationException;
31 import java.util.HashMap;
32 import java.util.Iterator;
33
34 public class EmptyMapIterator {
35 public static void main(String[] args) throws Exception {
36 HashMap map = new HashMap();
37 Iterator iter = map.entrySet().iterator();
38 map.put("key", "value");
39
40 try {
41 iter.next();
42 throw new Exception("No exception thrown");
43 } catch (ConcurrentModificationException e) {
44 }
45 }
46 }