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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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73
test/jdk/java/util/logging/TestLoggingWithMainAppContext.java Normal file
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/*
* Copyright (c) 2013, 2024, 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 java.io.ByteArrayInputStream;
import java.io.IOException;
import java.util.logging.Logger;
import javax.imageio.ImageIO;
/**
* @test
* @bug 8019853 8023258
* @summary Test that the default user context is used when in the main
* application context. This test must not be run in same VM or agent
* VM mode: it would not test the intended behavior.
* @modules java.desktop
* java.logging
* @run main/othervm TestLoggingWithMainAppContext
*/
public class TestLoggingWithMainAppContext {
public static void main(String[] args) throws IOException {
System.out.println("Creating loggers.");
// These loggers will be created in the default user context.
final Logger foo1 = Logger.getLogger( "foo" );
final Logger bar1 = Logger.getLogger( "foo.bar" );
if (bar1.getParent() != foo1) {
throw new RuntimeException("Parent logger of bar1 "+bar1+" is not "+foo1);
}
System.out.println("bar1.getParent() is the same as foo1");
// Triggers the creation of the main AppContext
ByteArrayInputStream is = new ByteArrayInputStream(new byte[] { 0, 1 });
ImageIO.read(is); // triggers calls to system loggers & creation of main AppContext
// verify that we're still using the default user context
final Logger bar2 = Logger.getLogger( "foo.bar" );
if (bar1 != bar2) {
throw new RuntimeException("bar2 "+bar2+" is not the same as bar1 "+bar1);
}
System.out.println("bar2 is the same as bar1");
if (bar2.getParent() != foo1) {
throw new RuntimeException("Parent logger of bar2 "+bar2+" is not foo1 "+foo1);
}
System.out.println("bar2.getParent() is the same as foo1");
final Logger foo2 = Logger.getLogger("foo");
if (foo1 != foo2) {
throw new RuntimeException("foo2 "+foo2+" is not the same as foo1 "+foo1);
}
System.out.println("foo2 is the same as foo1");
System.out.println("Test passed.");
}
}