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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/hotspot/jtreg/runtime/logging/DefaultMethodsTest.java Normal file
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/*
* Copyright (c) 2015, 2023, 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 8139564 8203960
* @summary defaultmethods=debug should have logging from each of the statements in the code
* @requires vm.flagless
* @library /test/lib
* @modules java.base/jdk.internal.misc
* java.management
* @run driver DefaultMethodsTest
*/
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;
public class DefaultMethodsTest {
public static void main(String[] args) throws Exception {
ProcessBuilder pb = ProcessTools.createLimitedTestJavaProcessBuilder("-Xlog:defaultmethods=debug",
InnerClass.class.getName());
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldContain("Slots that need filling:");
output.shouldContain("requires default method processing");
output.shouldContain("Looking for default methods for slot ");
output.shouldContain("Creating defaults and overpasses...");
output.shouldContain("for slot: ");
output.shouldContain("Default method processing complete");
output.shouldContain("overpass methods");
output.shouldContain("default methods");
output.shouldHaveExitValue(0);
}
interface TestInterface {
default void doSomething() {
System.out.println("Default TestInterface");
}
}
public static class InnerClass implements TestInterface {
// InnerClass implements TestInterface with a default method.
// Loading of InnerClass will trigger default method processing.
public static void main(String[] args) throws Exception {
System.out.println("Inner Class");
}
}
}