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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/Package/IsCompatibleWithDriver.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.
*/
/*
* @test
* @bug 4227825 4785473
* @summary Test behaviour of Package.isCompatibleWith().
* @library /test/lib
* @build A IsCompatibleWith
* jdk.test.lib.util.JarUtils
* jdk.test.lib.process.*
* @run main IsCompatibleWithDriver
*/
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.jar.Manifest;
import static java.io.File.pathSeparator;
import java.io.InputStream;
import java.nio.file.Files;
import jdk.test.lib.process.ProcessTools;
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.util.JarUtils;
public class IsCompatibleWithDriver {
public static void main(String args[]) throws Throwable {
Path classes = Paths.get(System.getProperty("test.classes", ""));
Path manifest = Paths.get(System.getProperty("test.src"), "test.mf");
try (InputStream is = Files.newInputStream(manifest)) {
JarUtils.createJarFile(Paths.get("test.jar"), new Manifest(is),
classes, classes.resolve("p"));
}
Files.delete(classes.resolve("p").resolve("A.class"));
OutputAnalyzer analyzer = ProcessTools.executeTestJava("-cp",
"test.jar" + pathSeparator + classes.toString(), "IsCompatibleWith");
System.out.println(analyzer.getOutput());
analyzer.shouldHaveExitValue(0);
}
}