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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/java/util/Locale/LocaleCmdOverrides.java Normal file
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/*
* Copyright (c) 2018, 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.
*/
import java.util.HashMap;
import java.util.Map;
import java.util.Objects;
import java.lang.management.ManagementFactory;
import java.lang.management.RuntimeMXBean;
import java.util.List;
/*
* @test
* @modules java.management
* @summary verify that overriddes on the command line affect *.display and *.format properties
* @run main/othervm
* LocaleCmdOverrides
* @run main/othervm -Duser.language=XX
* -Duser.country=X1
* -Duser.script=X2
* -Duser.variant=X3
* LocaleCmdOverrides
* @run main/othervm -Duser.language=XX -Duser.language.display=YY
* -Duser.country=X1 -Duser.country.display=Y1
* -Duser.script=X2 -Duser.script.display=Y2
* -Duser.variant=X3 -Duser.variant.display=Y3
* LocaleCmdOverrides
* @run main/othervm -Duser.language=XX -Duser.language.display=YY -Duser.language.format=ZZ
* -Duser.country=X1 -Duser.country.display=Y1 -Duser.country.format=Z1
* -Duser.script=X2 -Duser.script.display=Y2 -Duser.script.format=Z2
* -Duser.variant=X3 -Duser.variant.display=Y3 -Duser.variant.format=Z3
* LocaleCmdOverrides
* @run main/othervm -Duser.language=XX -Duser.language.format=ZZ
* -Duser.country=X1 -Duser.country.format=Z1
* -Duser.script=X2 -Duser.script.format=Z2
* -Duser.variant=X3 -Duser.variant.format=Z3
* LocaleCmdOverrides
* @run main/othervm -Duser.language=XX -Duser.language.display=XX
* -Duser.country=X1 -Duser.country.display=X1
* -Duser.script=X2 -Duser.script.display=X2
* -Duser.variant=X3 -Duser.variant.display=X3
* LocaleCmdOverrides
* @run main/othervm -Duser.language=XX -Duser.language.display=XX -Duser.language.format=XX
* -Duser.country=X1 -Duser.country.display=X1 -Duser.country.format=X1
* -Duser.script=X2 -Duser.script.display=X2 -Duser.script.format=X2
* -Duser.variant=X3 -Duser.variant.display=X3 -Duser.variant.format=X3
* LocaleCmdOverrides
* @run main/othervm -Duser.language=XX -Duser.language.format=X1
* -Duser.country.format=X1
* -Duser.script.format=X2
* -Duser.variant.format=X3
* LocaleCmdOverrides
*/
public class LocaleCmdOverrides {
// Language, country, script, variant
public static void main(String[] args) {
Map<String, String> props = commandLineDefines();
System.out.printf("props: %s%n", props);
test("user.language", props);
test("user.country", props);
test("user.script", props);
test("user.variant", props);
}
/*
* Check each of the properties for a given basename.
*/
static void test(String baseName, Map<String, String> args) {
validateArg(baseName,"", args);
validateArg(baseName,".display", args);
validateArg(baseName,".format", args);
}
// If an argument is -D defined, the corresponding property must be equal
static void validateArg(String name, String ext, Map<String, String> args) {
String extName = name.concat(ext);
String arg = args.get(extName);
String prop = System.getProperty(extName);
if (arg == null && prop == null) {
System.out.printf("No values for %s%n", extName);
} else {
System.out.printf("validateArg %s: arg: %s, prop: %s%n", extName, arg, prop);
}
if (arg != null) {
if (!Objects.equals(arg, prop)) {
throw new RuntimeException(extName + ": -D value should match property: "
+ arg + " != " + prop);
}
} else if (prop != null) {
// no command line arg for extName and some value for prop
// Check that if a property is not overridden then it is not equal to the base
if (ext != null && !ext.isEmpty()) {
String value = System.getProperty(name);
if (Objects.equals(value, prop)) {
throw new RuntimeException(extName + " property should not be equals to "
+ name + " property: " + prop);
}
}
}
}
/**
* Extract the -D arguments from the command line and return a map of key, value.
* @return a map of key, values defined by -D on the command line.
*/
static HashMap<String, String> commandLineDefines() {
HashMap<String, String> props = new HashMap<>();
RuntimeMXBean runtime = ManagementFactory.getRuntimeMXBean();
List<String> args = runtime.getInputArguments();
System.out.printf("args: %s%n", args);
for (String arg : args) {
if (arg.startsWith("-Duser.")) {
String[] kv = arg.substring(2).split("=");
switch (kv.length) {
case 1:
props.put(kv[0], "");
break;
case 2:
props.put(kv[0], kv[1]);
break;
default:
throw new IllegalArgumentException("Illegal property syntax: " + arg);
}
}
}
return props;
}
}