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/LightweightComponent/MultipleAddNotifyTest/MultipleAddNotifyTest.java
+++ b/test/jdk/java/awt/LightweightComponent/MultipleAddNotifyTest/MultipleAddNotifyTest.java
@ -0,0 +1,118 @@
+/*
+ * Copyright (c) 1999, 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
+ * @bug 4058400
+ * @summary Tests that calling addNotify on a lightweight component more than
+ *          once does not break event dispatching for that component.
+ * @key headful
+ * @run main MultipleAddNotifyTest
+ */
+
+import java.awt.Color;
+import java.awt.Component;
+import java.awt.Dimension;
+import java.awt.EventQueue;
+import java.awt.FlowLayout;
+import java.awt.Frame;
+import java.awt.Graphics;
+import java.awt.Robot;
+import java.awt.event.InputEvent;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+
+public class MultipleAddNotifyTest {
+    static volatile boolean passFlag;
+    static volatile int posX;
+    static volatile int posY;
+    static Frame f;
+    static LightComponent l;
+
+    public static void main(String[] args) throws Exception {
+        Robot r;
+        try {
+            r = new Robot();
+            r.setAutoWaitForIdle(true);
+            passFlag = false;
+
+            EventQueue.invokeAndWait(() -> {
+                f = new Frame("Multiple addNotify Test");
+                l = new LightComponent();
+                f.setLayout(new FlowLayout());
+                l.addMouseListener(new MouseAdapter() {
+                    @Override
+                    public void mouseClicked(MouseEvent e) {
+                        System.out.println("Mouse Clicked");
+                        passFlag = true;
+                    }
+                });
+                f.add(l);
+                f.addNotify();
+                f.addNotify();
+
+                if (!l.isVisible()) {
+                    throw new RuntimeException("Test failed. LW Component " +
+                            "not visible.");
+                }
+                f.setSize(200, 200);
+                f.setLocationRelativeTo(null);
+                f.setVisible(true);
+            });
+            r.waitForIdle();
+            r.delay(1000);
+
+            EventQueue.invokeAndWait(() -> {
+                posX = f.getX() + l.getWidth() + (l.getWidth() / 2);
+                posY = f.getY() + l.getHeight();
+            });
+
+            r.mouseMove(posX, posY);
+            r.delay(500);
+
+            r.mousePress(InputEvent.BUTTON1_DOWN_MASK);
+            r.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
+            r.delay(500);
+
+            if (!passFlag) {
+                throw new RuntimeException("Test failed. MouseClicked event " +
+                        "not working properly.");
+            }
+        } finally {
+            EventQueue.invokeAndWait(() -> {
+                if (f != null) {
+                    f.dispose();
+                }
+            });
+        }
+    }
+}
+
+class LightComponent extends Component {
+    public void paint(Graphics g) {
+        setSize(100, 100);
+        Dimension d = getSize();
+        g.setColor(Color.red);
+        g.fillRect(0, 0, d.width, d.height);
+    }
+}