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.

test/jdk/java/awt/Mouse/MouseEnterExitTest.java

@@ -0,0 +1,174 @@
+/*
+ * 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.
+ */
+
+import java.awt.Color;
+import java.awt.Component;
+import java.awt.Container;
+import java.awt.Cursor;
+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.KeyAdapter;
+import java.awt.event.KeyEvent;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+import java.awt.event.WindowAdapter;
+import java.awt.event.WindowEvent;
+
+/*
+ * @test
+ * @bug 4050138
+ * @key headful
+ * @summary Test to verify Lightweight components don't get
+ *          enter/exit during drags
+ * @run main MouseEnterExitTest
+ */
+
+class LWSquare extends Container {
+    int width;
+    int height;
+
+    public LWSquare(Color color, int w, int h) {
+        setBackground(color);
+        setLayout(new FlowLayout());
+        width = w;
+        height = h;
+        addMouseListener(new EnterExitAdapter(this));
+        setName("LWSquare-" + color.toString());
+    }
+
+    public void paint(Graphics g) {
+        g.setColor(getBackground());
+        g.fillRect(0, 0, getSize().width, getSize().height);
+        super.paint(g);
+    }
+
+    public Dimension getPreferredSize() {
+        return new Dimension(width, height);
+    }
+
+    public Cursor getCursor() {
+        return new Cursor(Cursor.CROSSHAIR_CURSOR);
+    }
+}
+
+class MouseFrame extends Frame {
+    public LWSquare lw;
+
+    public MouseFrame() {
+        super("MouseEnterExitTest");
+        setLayout(new FlowLayout());
+
+        lw = new LWSquare(Color.red, 75, 75);
+        add(lw);
+        setBounds(50, 50, 300, 200);
+        setVisible(true);
+        System.out.println(getInsets());
+
+        addMouseListener(new EnterExitAdapter(this));
+        addWindowListener(
+                new WindowAdapter() {
+                    public void windowClosing(WindowEvent ev) {
+                        dispose();
+                    }
+                }
+        );
+        addKeyListener(
+                new KeyAdapter() {
+                    public void keyPressed(KeyEvent ev) {
+                        MouseEnterExitTest.getFrame().setTitle("MouseEnterExitTest");
+                    }
+                }
+        );
+    }
+}
+
+
+public class MouseEnterExitTest {
+    static MouseFrame testFrame;
+
+    public static void main(String[] args) throws Exception {
+        Robot robot = new Robot();
+
+        robot.setAutoDelay(100);
+        try {
+            EventQueue.invokeAndWait(() -> testFrame = new MouseFrame());
+            if (testFrame.lw.getBackground() != Color.red) {
+                throw new RuntimeException("Initial Background color not matching");
+            }
+            robot.waitForIdle();
+            robot.delay(100);
+            EventQueue.invokeAndWait(() -> robot.mouseMove(
+                    testFrame.getLocationOnScreen().x + testFrame.getSize().width / 2,
+                    testFrame.getLocationOnScreen().y + testFrame.getSize().height / 2));
+            robot.waitForIdle();
+            robot.delay(100);
+
+            if (testFrame.lw.getBackground() != Color.green) {
+                throw new RuntimeException("Initial Background color not matching");
+            }
+            EventQueue.invokeAndWait(() -> robot.mouseMove(
+                    testFrame.getLocationOnScreen().x + testFrame.getSize().width * 2,
+                    testFrame.getLocationOnScreen().y + testFrame.getSize().height / 2));
+            robot.waitForIdle();
+            robot.delay(100);
+
+            if (testFrame.lw.getBackground() != Color.red) {
+                throw new RuntimeException("Initial Background color not matching");
+            }
+        } finally {
+            EventQueue.invokeAndWait(() -> {
+                if (testFrame != null) {
+                    testFrame.dispose();
+                }
+            });
+        }
+    }
+
+    public static Frame getFrame() {
+        return testFrame;
+    }
+}
+
+class EnterExitAdapter extends MouseAdapter {
+    Component compToColor;
+    Color colorNormal;
+
+    EnterExitAdapter(Component comp) {
+        compToColor = comp;
+        colorNormal = comp.getBackground();
+    }
+
+    public void mouseEntered(MouseEvent ev) {
+        compToColor.setBackground(Color.green);
+        compToColor.repaint();
+    }
+
+    public void mouseExited(MouseEvent ev) {
+        compToColor.setBackground(colorNormal);
+        compToColor.repaint();
+    }
+}