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undefect. CWE-407 — 63 sites patched across 27 ecosystems

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Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com

Patches, unit tests, benchmarks, whitepaper, and outreach briefs.
Public domain — no copyright claimed. Use freely.
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russell@unturf.com 2026-03-26 17:11:57 -04:00
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test/jdk/java/util/EnumMap/ToArray.java Normal file
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/*
* Copyright (c) 2005, 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 6310858
* @summary Tests for toArray
* @author Martin Buchholz
*/
import java.util.*;
public class ToArray {
enum Country { FRENCH, POLISH }
public static void main(String[] args) throws Throwable {
Map<Country, String> m = new EnumMap<Country, String>(Country.class);
m.put(Country.FRENCH, "connection");
m.put(Country.POLISH, "sausage");
Object[] z = m.entrySet().toArray();
System.out.println(Arrays.toString(z));
if (! (z.getClass() == Object[].class &&
z.length == 2 &&
((Map.Entry)z[0]).getKey() == Country.FRENCH &&
((Map.Entry)z[1]).getKey() == Country.POLISH))
throw new AssertionError();
Map.Entry[] x1 = new Map.Entry[3];
x1[2] = m.entrySet().iterator().next();
Map.Entry[] x2 = m.entrySet().toArray(x1);
System.out.println(Arrays.toString(x2));
if (! (x1 == x2 &&
x2[0].getKey() == Country.FRENCH &&
x2[1].getKey() == Country.POLISH &&
x2[2] == null))
throw new AssertionError();
Map.Entry[] y1 = new Map.Entry[1];
Map.Entry[] y2 = m.entrySet().toArray(y1);
System.out.println(Arrays.toString(y2));
if (! (y1 != y2 &&
y2.length == 2 &&
y2[0].getKey() == Country.FRENCH &&
y2[1].getKey() == Country.POLISH))
throw new AssertionError();
}
}