undefect. CWE-407 — 63 sites patched across 27 ecosystems

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.
2026-03-26 17:11:57 -04:00 · 2026-03-26 17:11:57 -04:00 · 0a580b313d
commit 0a580b313d
70422 changed files with 17213626 additions and 0 deletions
--- a/test/jdk/java/awt/event/KeyEvent/TestDoubleKeyEvent.java
+++ b/test/jdk/java/awt/event/KeyEvent/TestDoubleKeyEvent.java
@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 1999, 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
+ * @bug 4495473
+ * @summary Tests that when you press key on canvas-type heavyweight only one key event arrives
+ * @key headful
+ * @run main TestDoubleKeyEvent
+ */
+
+import java.awt.AWTException;
+import java.awt.BorderLayout;
+import java.awt.EventQueue;
+import java.awt.FlowLayout;
+import java.awt.Robot;
+import java.awt.event.KeyEvent;
+import java.lang.reflect.InvocationTargetException;
+import javax.swing.JFrame;
+import javax.swing.JWindow;
+import javax.swing.JTextField;
+
+public class TestDoubleKeyEvent extends JFrame {
+    JWindow w;
+    JTextField tf;
+
+    public void initUI() {
+        setLayout(new BorderLayout());
+        setTitle("Double Key Event Test");
+        setLocationRelativeTo(null);
+        setVisible(true);
+        w = new JWindow(this);
+        w.setLayout(new FlowLayout());
+        tf = new JTextField(20);
+        w.add(tf);
+        w.pack();
+        w.setLocationRelativeTo(null);
+        w.setVisible(true);
+        tf.requestFocus();
+    }
+
+    public void testAndClean() {
+        String str = tf.getText();
+        w.dispose();
+        dispose();
+        if (str.length() != str.chars().distinct().count()) {
+            throw new RuntimeException("Duplicate characters found!");
+        }
+    }
+
+    public static void main(String[] args) throws InterruptedException,
+            InvocationTargetException, AWTException {
+        TestDoubleKeyEvent test = new TestDoubleKeyEvent();
+        EventQueue.invokeAndWait(test::initUI);
+        Robot robot = new Robot();
+        robot.setAutoDelay(50);
+        robot.waitForIdle();
+        robot.delay(1000);
+        for (int i = 0; i < 15; i++) {
+            robot.keyPress(KeyEvent.VK_A + i);
+            robot.keyRelease(KeyEvent.VK_A + i);
+            robot.waitForIdle();
+        }
+        robot.delay(1000);
+        EventQueue.invokeAndWait(test::testAndClean);
+    }
+}