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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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119
test/jdk/java/awt/event/MouseWheelEvent/InfiniteRecursion/InfiniteRecursion_2.java Normal file
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/*
* Copyright (c) 2007, 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
@key headful
@bug 6480024
@library ../../../regtesthelpers
@build Util Sysout AbstractTest
@summary stack overflow on mouse wheel rotation within a Window
@run main InfiniteRecursion_2
*/
/**
* InfiniteRecursion_2.java
*
* summary: put a JButton into JPanel and then put JPanel into the Window.
* Add MouseWheelListener to the Window
* Add MouseListener to JPanel.
* Rotating a wheel over the JButton would result in stack overflow.
*/
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import test.java.awt.regtesthelpers.Util;
import test.java.awt.regtesthelpers.AbstractTest;
public class InfiniteRecursion_2 extends Frame {
final static Robot robot = Util.createRobot();
final static int MOVE_COUNT = 5;
//*2 for both rotation directions,
//*2 as Java sends the wheel event to every for nested component in hierarchy under cursor
final static int EXPECTED_COUNT = MOVE_COUNT * 2 * 2;
static int actualEvents = 0;
public static void main(final String[] args) {
InfiniteRecursion_2 app = new InfiniteRecursion_2();
app.init();
app.start();
}
public void init()
{
setLayout (new BorderLayout ());
}//End init()
public void start ()
{
JPanel outputBox = new JPanel();
JButton jButton = new JButton();
this.setSize(200, 200);
this.setLocationRelativeTo(null);
this.addMouseWheelListener(new MouseWheelListener() {
public void mouseWheelMoved(MouseWheelEvent e)
{
System.out.println("Wheel moved on Window : "+e);
actualEvents++;
}
});
outputBox.addMouseListener(new MouseAdapter() {
public void mousePressed(MouseEvent e)
{
System.out.println("MousePressed on OUTBOX : "+e);
}
});
this.add(outputBox);
outputBox.add(jButton);
this.setVisible(true);
this.validate();
Util.waitForIdle(robot);
Util.pointOnComp(jButton, robot);
Util.waitForIdle(robot);
for (int i = 0; i < MOVE_COUNT; i++){
robot.mouseWheel(1);
robot.delay(10);
}
for (int i = 0; i < MOVE_COUNT; i++){
robot.mouseWheel(-1);
robot.delay(10);
}
Util.waitForIdle(robot);
//Not fair to check for multiplier 4 as it's not specified actual number of WheelEvents
//result in a single wheel rotation.
if (actualEvents != EXPECTED_COUNT) {
AbstractTest.fail("Expected events count: "+ EXPECTED_COUNT+" Actual events count: "+ actualEvents);
}
}// start()
}