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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/hotspot/jtreg/runtime/modules/PatchModule/PatchModuleTraceCL.java Normal file
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/*
* Copyright (c) 2016, 2025, 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 8069469
* @summary Make sure -Xlog:class+load=info works properly with "modules" jimage,
--patch-module, and with -Xbootclasspath/a
* @requires vm.flagless
* @requires !jdk.explodedImage
* @modules java.base/jdk.internal.misc
* @library /test/lib
* @compile PatchModuleMain.java
* @run driver PatchModuleTraceCL
*/
import jdk.test.lib.compiler.InMemoryJavaCompiler;
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.helpers.ClassFileInstaller;
import jdk.test.lib.process.ProcessTools;
public class PatchModuleTraceCL {
public static void main(String[] args) throws Exception {
String source = "package javax.naming.spi; " +
"public class NamingManager { " +
" static { " +
" System.out.println(\"I pass!\"); " +
" } " +
"}";
// Test -Xlog:class+load=info output for --patch-module
ClassFileInstaller.writeClassToDisk("javax/naming/spi/NamingManager",
InMemoryJavaCompiler.compile("javax.naming.spi.NamingManager", source, "--patch-module=java.naming"),
"mods/java.naming");
ProcessBuilder pb = ProcessTools.createLimitedTestJavaProcessBuilder("--patch-module=java.naming=mods/java.naming",
"-Xlog:class+load=info", "PatchModuleMain", "javax.naming.spi.NamingManager");
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldHaveExitValue(0);
// "modules" jimage case.
output.shouldContain("[class,load] java.lang.Thread source: jrt:/java.base");
// --patch-module case.
output.shouldContain("[class,load] javax.naming.spi.NamingManager source: mods/java.naming");
// -cp case.
output.shouldContain("[class,load] PatchModuleMain source: file");
// Test -Xlog:class+load=info output for -Xbootclasspath/a
source = "package PatchModuleTraceCL_pkg; " +
"public class ItIsI { " +
" static { " +
" System.out.println(\"I also pass!\"); " +
" } " +
"}";
ClassFileInstaller.writeClassToDisk("PatchModuleTraceCL_pkg/ItIsI",
InMemoryJavaCompiler.compile("PatchModuleTraceCL_pkg.ItIsI", source),
"xbcp");
pb = ProcessTools.createLimitedTestJavaProcessBuilder("-Xbootclasspath/a:xbcp",
"-Xlog:class+load=info", "PatchModuleMain", "PatchModuleTraceCL_pkg.ItIsI");
output = new OutputAnalyzer(pb.start());
// -Xbootclasspath/a case.
output.shouldContain("[class,load] PatchModuleTraceCL_pkg.ItIsI source: xbcp");
output.shouldHaveExitValue(0);
}
}