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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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test/jdk/java/awt/Window/BackgroundIsNotUpdated/BackgroundIsNotUpdated.java Normal file
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/*
* Copyright (c) 2013, 2016, 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.Color;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Point;
import java.awt.Robot;
import java.awt.Window;
/**
* @test
* @key headful
* @bug 8001472
* @summary Background of the window should not depend from the paint()/update()
* @author Sergey Bylokhov
* @library /lib/client
* @build ExtendedRobot
* @run main/othervm -Dsun.java2d.uiScale=1 BackgroundIsNotUpdated
*/
public final class BackgroundIsNotUpdated extends Window {
public BackgroundIsNotUpdated(final Frame owner) {
super(owner);
}
@Override
public void paint(final Graphics ignored) {
// Intentionally left blank
}
@Override
public void update(final Graphics ignored) {
// Intentionally left blank
}
public static void main(final String[] args) throws AWTException {
final Window window = new BackgroundIsNotUpdated(null);
window.setSize(300, 300);
window.setLocationRelativeTo(null);
window.setVisible(true);
window.requestFocus();
final ExtendedRobot robot = new ExtendedRobot();
robot.setAutoDelay(200);
robot.waitForIdle(1000);
window.setBackground(Color.GREEN);
robot.waitForIdle(1000);
Point point = window.getLocationOnScreen();
Color color = robot.getPixelColor(point.x + window.getWidth() / 2,
point.y + window.getHeight() / 2);
window.dispose();
if (!color.equals(Color.GREEN)) {
throw new RuntimeException(
"Expected: " + Color.GREEN + " , Actual: " + color);
}
}
}