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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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64
test/langtools/tools/javac/classfiles/attributes/Module/ModuleFlagTest.java Normal file
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/*
* Copyright (c) 2015, 2024, 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 8080878
* @summary Checking ACC_MODULE flag is generated for module-info.
* @library /tools/lib
* @modules jdk.compiler/com.sun.tools.javac.api
* jdk.compiler/com.sun.tools.javac.main
* jdk.compiler/com.sun.tools.javac.util
* @build toolbox.ToolBox toolbox.JavacTask toolbox.ToolBox
* @run main ModuleFlagTest
*/
import java.lang.classfile.AccessFlags;
import java.lang.classfile.ClassFile;
import java.lang.reflect.AccessFlag;
import java.io.IOException;
import java.nio.file.Path;
import java.nio.file.Paths;
import toolbox.JavacTask;
import toolbox.ToolBox;
public class ModuleFlagTest {
public static void main(String[] args) throws IOException {
Path outdir = Paths.get(".");
ToolBox tb = new ToolBox();
final Path moduleInfo = Paths.get("module-info.java");
tb.writeFile(moduleInfo, "module test_module{}");
new JavacTask(tb)
.outdir(outdir)
.files(moduleInfo)
.run();
AccessFlags accessFlags = ClassFile.of().parse(outdir.resolve("module-info.class"))
.flags();
if (!accessFlags.has(AccessFlag.MODULE)) {
throw new RuntimeException("ClassFile doesn't have module access flag");
}
}
}