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/ScrollPane/bug8077409Test.java
+++ b/test/jdk/java/awt/ScrollPane/bug8077409Test.java
@ -0,0 +1,100 @@
+/*
+ * Copyright (c) 2015, 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
+ * @key headful
+ * @bug 8077409
+ * @summary Drawing deviates when validate() is invoked on java.awt.ScrollPane
+ * @run main bug8077409Test
+ */
+
+import java.awt.AWTException;
+import java.awt.BorderLayout;
+import java.awt.Canvas;
+import java.awt.Color;
+import java.awt.Dimension;
+import java.awt.Frame;
+import java.awt.Graphics;
+import java.awt.Point;
+import java.awt.ScrollPane;
+import java.awt.event.KeyEvent;
+
+public class bug8077409Test extends Frame {
+    ScrollPane pane;
+    MyCanvas myCanvas;
+
+    public bug8077409Test() {
+        super();
+        setLayout(new BorderLayout());
+        pane = new ScrollPane();
+        myCanvas = new MyCanvas();
+        pane.add(myCanvas);
+        add(pane, BorderLayout.CENTER);
+        setSize(320, 480);
+    }
+
+    public static void main(String[] args) throws AWTException, InterruptedException {
+        final bug8077409Test obj = new bug8077409Test();
+        try {
+            obj.setLocationRelativeTo(null);
+            obj.setVisible(true);
+            Point scrollPosition = obj.pane.getScrollPosition();
+            scrollPosition.translate(0, 1);
+            obj.pane.setScrollPosition(scrollPosition);
+            int y = obj.pane.getComponent(0).getLocation().y;
+            obj.pane.validate();
+            if (y != obj.pane.getComponent(0).getLocation().y) {
+                throw new RuntimeException("Wrong position of component in ScrollPane");
+            }
+        } finally {
+            obj.dispose();
+        }
+    }
+
+    @Override
+    protected void processKeyEvent(KeyEvent e) {
+        super.processKeyEvent(e);
+    }
+
+    class MyCanvas extends Canvas {
+        @Override
+        public Dimension getPreferredSize() {
+            return new Dimension(400, 800);
+        }
+
+        @Override
+        public void paint(Graphics g) {
+            g.setColor(Color.BLACK);
+            g.drawLine(0, 0, 399, 0);
+            g.setColor(Color.RED);
+            g.drawLine(0, 1, 399, 1);
+            g.setColor(Color.BLUE);
+            g.drawLine(0, 2, 399, 2);
+            g.setColor(Color.GREEN);
+            g.drawLine(0, 3, 399, 3);
+        }
+
+    }
+
+}