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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/lang/management/CompositeData/MemoryUsageCompositeData.java Normal file
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/*
* Copyright (c) 2004, 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 4982289
* @summary Test MemoryUsage.from() method to return a valid MemoryUsage
* or throw exception if the input CompositeData is invalid.
* @author Mandy Chung
*
* @build MemoryUsageCompositeData
* @run main MemoryUsageCompositeData
*/
import javax.management.openmbean.*;
import java.lang.management.MemoryUsage;
public class MemoryUsageCompositeData {
public static void main(String[] argv) throws Exception {
createGoodCompositeData();
badTypeCompositeData();
badNameCompositeData();
System.out.println("Test passed");
}
public static void createGoodCompositeData() throws Exception {
final int K = 1024;
// these values are synchronized with the item names
final Object[] values = {
new Long(5 * K), // committed
new Long(1 * K), // init
new Long(10 * K), // max
new Long(2 * K), // used
"Dummy",
"Dummy",
};
CompositeType muct =
new CompositeType("MyMemoryUsageCompositeType",
"CompositeType for MemoryUsage",
memoryUsageItemNames,
memoryUsageItemNames,
memoryUsageItemTypes);
CompositeData cd =
new CompositeDataSupport(muct,
memoryUsageItemNames,
values);
MemoryUsage u = MemoryUsage.from(cd);
if (u.getInit() != ((Long) values[INIT]).longValue()) {
throw new RuntimeException("init = " + u.getInit() +
" expected = " + values[INIT]);
}
if (u.getUsed() != ((Long) values[USED]).longValue()) {
throw new RuntimeException("used = " + u.getUsed() +
" expected = " + values[USED]);
}
if (u.getCommitted() != ((Long) values[COMMITTED]).longValue()) {
throw new RuntimeException("committed = " + u.getCommitted() +
" expected = " + values[COMMITTED]);
}
if (u.getMax() != ((Long) values[MAX]).longValue()) {
throw new RuntimeException("max = " + u.getMax() +
" expected = " + values[MAX]);
}
System.out.println(u);
}
public static void badTypeCompositeData() throws Exception {
final int K = 1024;
final Object[] values = {
new Integer(5 * K),
new Long(1 * K),
new Long(10 * K),
new Long(2 * K),
"Dummy",
"Dummy",
};
CompositeType muct =
new CompositeType("MyMemoryUsageCompositeType",
"CompositeType for MemoryUsage",
memoryUsageItemNames,
memoryUsageItemNames,
badMUItemTypes);
CompositeData cd =
new CompositeDataSupport(muct,
memoryUsageItemNames,
values);
try {
MemoryUsage u = MemoryUsage.from(cd);
} catch (IllegalArgumentException e) {
System.out.println("Expected exception: " +
e.getMessage());
return;
}
throw new RuntimeException(
"IllegalArgumentException not thrown");
}
public static void badNameCompositeData() throws Exception {
final int K = 1024;
final Object[] values = {
new Long(5 * K),
new Long(1 * K),
new Long(10 * K),
new Long(2 * K),
"Dummy",
"Dummy",
};
CompositeType muct =
new CompositeType("MyMemoryUsageCompositeType",
"CompositeType for MemoryUsage",
badMUItemNames,
badMUItemNames,
memoryUsageItemTypes);
CompositeData cd =
new CompositeDataSupport(muct,
badMUItemNames,
values);
try {
MemoryUsage u = MemoryUsage.from(cd);
} catch (IllegalArgumentException e) {
System.out.println("Expected exception: " +
e.getMessage());
return;
}
throw new RuntimeException(
"IllegalArgumentException not thrown");
}
private static final int COMMITTED = 0;
private static final int INIT = 1;
private static final int MAX = 2;
private static final int USED = 3;
private static final String[] memoryUsageItemNames = {
"committed",
"init",
"max",
"used",
"dummy1",
"dummy2",
};
private static final OpenType[] memoryUsageItemTypes = {
SimpleType.LONG,
SimpleType.LONG,
SimpleType.LONG,
SimpleType.LONG,
SimpleType.STRING,
SimpleType.STRING,
};
private static final String[] badMUItemNames = {
"Committed",
"Init",
"max",
"used",
"dummy1",
"dummy2",
};
private static final OpenType[] badMUItemTypes = {
SimpleType.INTEGER,
SimpleType.LONG,
SimpleType.LONG,
SimpleType.LONG,
SimpleType.STRING,
SimpleType.STRING,
};
}