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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/ContainerFocusAutoTransferTest/ContainerFocusAutoTransferTest.java Normal file
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/*
* Copyright (c) 2008, 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.
*/
/*
@test
@key headful
@bug 6607170
@summary Tests for focus-auto-transfer.
@library ../../regtesthelpers
@build Util
@run main ContainerFocusAutoTransferTest
*/
import java.awt.AWTEvent;
import java.awt.Component;
import java.awt.ComponentOrientation;
import java.awt.DefaultKeyboardFocusManager;
import java.awt.KeyboardFocusManager;
import java.awt.Robot;
import java.awt.Color;
import java.awt.FlowLayout;
import java.awt.Toolkit;
import java.awt.event.AWTEventListener;
import java.awt.event.FocusEvent;
import java.awt.event.WindowEvent;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import test.java.awt.regtesthelpers.Util;
public class ContainerFocusAutoTransferTest {
Robot robot;
TestFrame frame;
KeyboardFocusManager kfm;
enum TestCase {
REMOVAL { public String toString() { return "removal"; } },
HIDING { public String toString() { return "hiding"; } },
DISABLING { public String toString() { return "disabling"; } },
DEFOCUSING { public String toString() { return "defocusing"; } };
public abstract String toString();
};
public static void main(String[] args) {
ContainerFocusAutoTransferTest app = new ContainerFocusAutoTransferTest();
app.init();
app.start();
}
public void init() {
robot = Util.createRobot();
kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
Toolkit.getDefaultToolkit().addAWTEventListener(new AWTEventListener() {
public void eventDispatched(AWTEvent event) {
System.out.println("--> " + event);
}
}, FocusEvent.FOCUS_EVENT_MASK | WindowEvent.WINDOW_FOCUS_EVENT_MASK);
}
public void start() {
System.out.println("*** TEST #1 ***");
test(TestCase.HIDING);
System.out.println("*** TEST #2 ***");
test(TestCase.REMOVAL);
System.out.println("*** TEST #3 ***");
test3(TestCase.DISABLING);
System.out.println("*** TEST #4 ***");
test3(TestCase.DEFOCUSING);
System.out.println("*** TEST #5 ***");
test4();
System.out.println("Test passed.");
}
void test(final TestCase t) {
showFrame();
test1(t); // Test for correct auto-transfer
test2(t); // Test for clearing focus
}
void test1(final TestCase t) {
Runnable action = new Runnable() {
public void run() {
KeyboardFocusManager.setCurrentKeyboardFocusManager(new TestKFM());
if (t == TestCase.REMOVAL) {
frame.remove(frame.panel0);
} else if (t == TestCase.HIDING) {
frame.panel0.setVisible(false);
}
frame.repaint();
}
};
if (!Util.trackFocusGained(frame.b3, action, 2000, false)) {
throw new TestFailedException(t + ": focus wasn't transfered as expected!");
}
KeyboardFocusManager.setCurrentKeyboardFocusManager(kfm);
}
void test2(TestCase t) {
frame.setFocusable(false); // exclude it from the focus cycle
if (t == TestCase.REMOVAL) {
frame.remove(frame.panel1);
} else if (t == TestCase.HIDING) {
frame.panel1.setVisible(false);
}
frame.repaint();
Util.waitForIdle(robot);
if (kfm.getFocusOwner() != null) {
throw new TestFailedException(t + ": focus wasn't cleared!");
}
}
void test3(final TestCase t) {
showFrame();
Runnable action = new Runnable() {
public void run() {
if (t == TestCase.DISABLING) {
frame.b0.setEnabled(false);
} else if (t == TestCase.DEFOCUSING) {
frame.b0.setFocusable(false);
}
}};
if (!Util.trackFocusGained(frame.b1, action, 2000, false)) {
throw new TestFailedException(t + ": focus wasn't transfered as expected!");
}
}
void test4() {
showFrame();
frame.setFocusableWindowState(false);
Util.waitForIdle(robot);
if (kfm.getFocusOwner() != null) {
throw new TestFailedException("defocusing the frame: focus wasn't cleared!");
}
}
void showFrame() {
if (frame != null) {
frame.dispose();
Util.waitForIdle(robot);
}
frame = new TestFrame();
frame.setVisible(true);
Util.waitTillShown(frame);
if (!frame.b0.hasFocus()) {
Util.clickOnComp(frame.b0, robot);
Util.waitForIdle(robot);
if (!frame.b0.hasFocus()) {
throw new TestErrorException("couldn't set focus on " + frame.b2);
}
}
}
class TestKFM extends DefaultKeyboardFocusManager {
public boolean dispatchEvent(AWTEvent e) {
if (e.getID() == FocusEvent.FOCUS_GAINED) {
System.out.println(e);
Component src = (Component)e.getSource();
if (src == frame.b1 || src == frame.b2) {
throw new TestFailedException("wrong focus transfer on removal!");
}
}
return super.dispatchEvent(e);
}
}
}
class TestFrame extends JFrame {
public JPanel panel0 = new JPanel();
public JPanel panel1 = new JPanel();
public JButton b0 = new JButton("b0");
public JButton b1 = new JButton("b1");
public JButton b2 = new JButton("b2");
public JButton b3 = new JButton("b3");
public JButton b4 = new JButton("b4");
public TestFrame() {
super("TestFrame");
// The change of the orientation and the reverse order of
// adding the buttons to the panel is because in Container.removeNotify()
// the child components are removed in the reverse order.
// We want that the focus owner (b0) would be removed first and
// that the next traversable component would be b1.
panel0.setComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);
panel0.add(b2);
panel0.add(b1);
panel0.add(b0);
panel1.add(b3);
panel1.add(b4);
setLayout(new FlowLayout());
add(panel0);
add(panel1);
pack();
panel0.setBackground(Color.red);
panel1.setBackground(Color.blue);
}
}
// 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);
}
}