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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/ActualFocusedWindowTest/ActualFocusedWindowBlockingTest.java Normal file
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/*
* Copyright (c) 2008, 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.
*/
/*
@test
@key headful
@bug 6314575
@summary Tests that previosly focused owned window doesn't steal focus when an owner's component requests focus.
@library /java/awt/regtesthelpers /test/lib
@build Util jdk.test.lib.Platform
@run main ActualFocusedWindowBlockingTest
*/
import java.awt.AWTEvent;
import java.awt.Button;
import java.awt.Color;
import java.awt.Component;
import java.awt.EventQueue;
import java.awt.FlowLayout;
import java.awt.Frame;
import java.awt.KeyboardFocusManager;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.Window;
import java.awt.event.AWTEventListener;
import java.awt.event.FocusEvent;
import java.awt.event.WindowEvent;
import jdk.test.lib.Platform;
import test.java.awt.regtesthelpers.Util;
public class ActualFocusedWindowBlockingTest {
Robot robot = Util.createRobot();
Frame owner = new Frame("Owner Frame");
Window win = new Window(owner);
Frame frame = new Frame("Auxiliary Frame");
Button fButton = new Button("frame button") {public String toString() {return "Frame_Button";}};
Button wButton = new Button("window button") {public String toString() {return "Window_Button";}};
Button aButton = new Button("auxiliary button") {public String toString() {return "Auxiliary_Button";}};
public static void main(String[] args) throws Exception {
ActualFocusedWindowBlockingTest app = new ActualFocusedWindowBlockingTest();
app.init();
app.start();
}
public void init() {
Toolkit.getDefaultToolkit().addAWTEventListener(new AWTEventListener() {
public void eventDispatched(AWTEvent e) {
System.out.println("--> " + e);
}
}, FocusEvent.FOCUS_EVENT_MASK | WindowEvent.WINDOW_FOCUS_EVENT_MASK);
owner.add(fButton);
win.add(wButton);
frame.add(aButton);
owner.setName("OWNER_FRAME");
win.setName("OWNED_WINDOW");
frame.setName("AUX_FRAME");
tuneAndShowWindows(new Window[] {owner, win, frame});
}
public void start() throws Exception {
System.out.println("\nTest started:\n");
// Test 1.
clickOnCheckFocus(wButton);
clickOnCheckFocus(aButton);
Util.clickOnComp(fButton, robot);
if (!testFocused(fButton)) {
throw new TestFailedException("The owner's component [" + fButton + "] couldn't be focused by click");
}
// Test 2.
clickOnCheckFocus(wButton);
clickOnCheckFocus(aButton);
fButton.requestFocus();
Util.waitForIdle(robot);
if (!testFocused(fButton)) {
throw new TestFailedException("The owner's component [" + fButton + "] couldn't be focused by request");
}
// Test 3.
clickOnCheckFocus(wButton);
clickOnCheckFocus(aButton);
clickOnCheckFocus(fButton);
clickOnCheckFocus(aButton);
EventQueue.invokeAndWait(owner::toFront);
if (!Platform.isOnWayland()) {
Util.clickOnTitle(owner, robot);
}
if (!testFocused(fButton)) {
throw new TestFailedException("The owner's component [" + fButton + "] couldn't be focused as the most recent focus owner");
}
System.out.println("Test passed.");
}
void tuneAndShowWindows(Window[] arr) {
int y = 0;
for (Window w: arr) {
w.setLayout(new FlowLayout());
w.setBounds(100, y, 400, 150);
w.setBackground(Color.blue);
w.setVisible(true);
y += 200;
Util.waitForIdle(robot);
}
robot.delay(500);
}
void clickOnCheckFocus(Component c) throws Exception {
if (c instanceof Frame) {
EventQueue.invokeAndWait(() -> ((Frame) c).toFront());
if (!Platform.isOnWayland()) {
Util.clickOnTitle((Frame) c, robot);
}
} else {
Util.clickOnComp(c, robot);
}
if (!testFocused(c)) {
throw new TestErrorException(c + "couldn't get focus by click.");
}
}
boolean testFocused(Component c) {
for (int i=0; i<10; i++) {
if (KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusOwner() == c) {
return true;
}
Util.waitForIdle(robot);
}
return false;
}
// Thrown when the behavior being verified is found wrong.
class TestFailedException extends RuntimeException {
TestFailedException(String msg) {
super("Test failed: " + msg);
}
}
// Thrown when an error not related to the behavior being verified is encountered.
class TestErrorException extends RuntimeException {
TestErrorException(String msg) {
super("Unexpected error: " + msg);
}
}
}