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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
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test/jdk/java/awt/Focus/MouseClickRequestFocusRaceTest/MouseClickRequestFocusRaceTest.java Normal file
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/*
* Copyright (c) 2006, 2018, 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.awt.AWTException;
import java.awt.FlowLayout;
import java.awt.KeyboardFocusManager;
import java.awt.Point;
import java.awt.Robot;
import java.awt.event.InputEvent;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JFrame;
import javax.swing.JMenuItem;
import javax.swing.JPopupMenu;
import javax.swing.WindowConstants;
import jdk.test.lib.Platform;
/**
* @test
* @key headful
* @bug 5028014
* @summary Focus request & mouse click being performed nearly synchronously
* shouldn't break the focus subsystem
* @author anton.tarasov@sun.com: area=awt-focus
* @library /test/lib
* @build jdk.test.lib.Platform
* @run main MouseClickRequestFocusRaceTest
*/
public class MouseClickRequestFocusRaceTest {
static Robot robot;
static JFrame frame1 = new JFrame("Frame-1") {
public String toString() { return "Frame-1";}
};
static JFrame frame2 = new JFrame("Frame-2") {
public String toString() { return "Frame-2";}
};
static JButton button1 = new JButton("button-1") {
public String toString() { return "button-1";}
};
static JButton button2 = new JButton("button-2") {
public String toString() { return "button-2";}
};
static JPopupMenu popup = new JPopupMenu();
public static void main(String[] args) {
try {
robot = new Robot();
robot.setAutoWaitForIdle(true);
robot.setAutoDelay(100);
} catch (AWTException e) {
throw new RuntimeException("Error: unable to create robot", e);
}
frame1.add(button1);
frame2.add(button2);
frame1.setBounds(0, 0, 200, 300);
frame2.setBounds(300, 0, 200, 300);
frame1.setLayout(new FlowLayout());
frame2.setLayout(new FlowLayout());
popup.add(new JMenuItem("black"));
popup.add(new JMenuItem("yellow"));
popup.add(new JMenuItem("white"));
frame1.add(popup);
frame1.addMouseListener(new MouseAdapter() {
void popup(MouseEvent e) {
if (e.isPopupTrigger()) {
Point loc = button1.getLocation();
popup.show(button1, e.getX() - loc.x, e.getY() - loc.y);
}
}
public void mousePressed(MouseEvent e) {
popup(e);
}
public void mouseReleased(MouseEvent e) {
popup(e);
}
});
frame2.addMouseListener(new MouseAdapter() {
public void mousePressed(MouseEvent e) {
button1.requestFocusInWindow();
}
});
frame2.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
frame1.setVisible(true);
frame2.setVisible(true);
robot.delay(1000);
try {
test();
} finally {
frame1.dispose();
frame2.dispose();
}
}
public static void test() {
// Right click Frame-1
robot.mouseMove(frame1.getLocation().x + 100, frame1.getLocation().y + 200);
robot.mousePress(InputEvent.BUTTON3_MASK);
robot.mouseRelease(InputEvent.BUTTON3_MASK);
robot.delay(1000);
// Left click Frame-2
robot.mouseMove(frame2.getLocation().x + 100, frame1.getLocation().y + 200);
robot.mousePress(InputEvent.BUTTON1_MASK);
robot.mouseRelease(InputEvent.BUTTON1_MASK);
robot.delay(1000);
JComponent focusOwner = (JComponent)KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusOwner();
JFrame focusedWindow = (JFrame)KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusedWindow();
System.out.println("focus owner: " + focusOwner);
System.out.println("focused window: " + focusedWindow);
// Verify that the focused window is the ancestor of the focus owner
if (!focusedWindow.isAncestorOf(focusOwner)) {
throw new RuntimeException("The focus owner is not in the focused window!");
}
if (!Platform.isOSX()) {
// Try to close native focused window
robot.keyPress(KeyEvent.VK_ALT);
robot.keyPress(KeyEvent.VK_F4);
robot.keyRelease(KeyEvent.VK_F4);
robot.keyRelease(KeyEvent.VK_ALT);
robot.delay(1000);
// Verify that the Java focused window really mapped the native focused window.
if (focusedWindow.isVisible()) {
throw new RuntimeException("The focused window is different on Java and on the native level.");
}
} else {
// Try to move native focus to previous window
robot.keyPress(KeyEvent.VK_CONTROL);
robot.keyPress(KeyEvent.VK_F4);
robot.keyRelease(KeyEvent.VK_F4);
robot.keyRelease(KeyEvent.VK_CONTROL);
robot.delay(1000);
// Verify that the Java focused window really mapped the native focused window.
if (focusedWindow.isFocused()) {
throw new RuntimeException("The focused window is different on Java and on the native level.");
}
}
}
}