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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.
This commit is contained in:
russell@unturf.com 2026-03-26 17:11:57 -04:00
commit 0a580b313d
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test/langtools/jdk/jshell/UndefinedClassTest.java Normal file
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/*
* Copyright (c) 2023, 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 8292755
* @summary InternalError seen while throwing undefined exception
* @modules
* jdk.compiler/com.sun.tools.javac.api
* jdk.compiler/com.sun.tools.javac.main
* jdk.jshell/jdk.internal.jshell.tool:open
* jdk.jshell/jdk.internal.jshell.tool.resources:open
* jdk.jshell/jdk.jshell:open
* @library /tools/lib
* @build toolbox.ToolBox toolbox.JarTask toolbox.JavacTask
* @build Compiler UITesting
* @build UndefinedClassTest
* @run junit UndefinedClassTest
*/
import org.junit.jupiter.api.Test;
public class UndefinedClassTest extends UITesting {
public UndefinedClassTest() {
super(true);
}
@Test
public void testUndefinedClassWithStaticAccess() throws Exception{
String code = "@FunctionalInterface\n" +
"interface RunnableWithThrowable {\n" +
" void run() throws Throwable;\n" +
"\n" +
" static RunnableWithThrowable getInstance() {\n" +
" return () -> { throw new NotExist(); };\n" +
" }\n" +
"}";
doRunTest((inputSink, out) -> {
inputSink.write(code + "\n");
waitOutput(out, "NotExist");
});
}
@Test
public void testUndefinedClassWithDefaultAccess() throws Exception{
String code = "@FunctionalInterface\n" +
"interface RunnableWithThrowable {\n" +
" void run() throws Throwable;\n" +
"\n" +
" default RunnableWithThrowable getInstance() {\n" +
" return () -> { throw new NotExist(); };\n" +
" }\n" +
"}";
doRunTest((inputSink, out) -> {
inputSink.write(code + "\n");
waitOutput(out, "NotExist");
});
}
}