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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
commit 0a580b313d
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test/jdk/javax/management/ObjectName/ObjectNameGetInstanceTest.java Normal file
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/*
* Copyright (c) 2003, 2015, 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 4894801
* @summary Test that ObjectName.getInstance(ObjectName) preserves key order
* @author Eamonn McManus
*
* @run clean ObjectNameGetInstanceTest
* @run build ObjectNameGetInstanceTest
* @run main ObjectNameGetInstanceTest
*/
import javax.management.*;
public class ObjectNameGetInstanceTest {
public static void main(String[] args) throws Exception {
System.out.println("Test that ObjectName.getInstance(ObjectName) " +
"preserves the order of keys in its input");
final String nonCanonical = "d:x=y,a=b";
ObjectName nice = new ObjectName(nonCanonical);
// Check that we are in fact using an ObjectName whose canonical
// form is not the same as the input
if (nice.getCanonicalName().equals(nonCanonical)) {
System.err.println("TEST IS BROKEN: INPUT ALREADY CANONICAL");
System.exit(1);
}
ObjectName evil = new EvilObjectName(nonCanonical);
ObjectName unEvil = ObjectName.getInstance(evil);
if (unEvil instanceof EvilObjectName) {
System.err.println("FAILS: getInstance did not banish evil");
System.exit(1);
}
if (nice.equals(unEvil))
System.out.println("Test passes: original key order preserved");
else {
System.out.println("FAILS: key order changed");
System.exit(1);
}
}
public static class EvilObjectName extends ObjectName {
public EvilObjectName(String s) throws MalformedObjectNameException {
super(s);
}
public String getCanonicalName() {
return "bogus:canonical=name";
}
}
}