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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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65
test/langtools/tools/javac/lambda/InnerInstanceCreationTest.java Normal file
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/*
* Copyright (c) 2017, 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 8182401 8178444
* @summary Verification error for enclosing instance capture inside super constructor invocation
* @run main InnerInstanceCreationTest
*/
import java.util.function.Supplier;
public class InnerInstanceCreationTest {
static String cookie = "";
public static void main(String[] args) {
new InnerInstanceCreationTest().new Producer();
new InnerInstanceCreationTest().new Producer(0);
new InnerInstanceCreationTest().new Producer("");
if (!cookie.equals("BlahBlahBlah"))
throw new AssertionError("Unexpected cookie");
}
class Inner {
Inner() {
cookie += "Blah";
}
}
class Producer {
Producer() {
this(Inner::new);
}
Producer(int x) {
this(() -> new Inner());
}
Producer(String s) {
this(() -> InnerInstanceCreationTest.this.new Inner());
}
Producer(Supplier<Object> supplier) {
supplier.get();
}
}
}