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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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63
test/jdk/java/lang/IO/Output.java Normal file
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/*
* Copyright (c) 2024, 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.
*/
import static java.lang.IO.*;
import java.util.function.Consumer;
public class Output {
private static final Object[] OBJECTS = {
null,
false,
(byte) 1,
(short) 2,
'a',
3,
4L,
5f,
6d,
new Object(),
"%s", // to test that print(ln) does not interpret its argument as a format string
new char[]{'a'},
};
public static void main(String[] args) {
switch (args[0]) {
case "print" -> {
printObjects(obj -> System.console().format("%s", obj).flush());
printObjects(obj -> print(obj));
}
case "println" -> {
printObjects(obj -> System.console().format("%s%n", obj).flush());
printObjects(obj -> println(obj));
}
default -> throw new IllegalArgumentException();
}
}
private static void printObjects(Consumer<Object> printer) {
for (var obj : OBJECTS) {
printer.accept(obj);
}
}
}