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/Frame/FramePaintTest.java
+++ b/test/jdk/java/awt/Frame/FramePaintTest.java
@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2001, 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.Dimension;
+import java.awt.FlowLayout;
+import java.awt.Frame;
+import java.awt.Graphics;
+
+/*
+ * @test
+ * @bug 4023385
+ * @summary resizing a frame causes too many repaints
+ * @library /java/awt/regtesthelpers
+ * @build PassFailJFrame
+ * @run main/manual FramePaintTest
+*/
+
+public class FramePaintTest {
+    private static final String INSTRUCTIONS = """
+            You should see a Frame titled "Repaint Test", filled with colored blocks.
+
+            Resize the frame several times, both inward as well as outward.
+
+            The blocks should move to fill the window without any flashes or
+            glitches which ensures that repaint is not done excessively
+            """;
+
+    public static void main(String[] args) throws Exception {
+        PassFailJFrame.builder()
+                .title("FramePaintTest Instructions")
+                .instructions(INSTRUCTIONS)
+                .columns(45)
+                .testUI(ResizeLW::new)
+                .build()
+                .awaitAndCheck();
+    }
+
+    static class ResizeLW extends Frame {
+
+        public ResizeLW() {
+            super("Repaint Test");
+            setBackground(Color.red);
+            setLayout(new FlowLayout());
+            setSize(300, 300);
+
+            for (int i = 0; i < 10; i++) {
+                add(new ColorComp(Color.blue));
+                add(new ColorComp(Color.green));
+            }
+        }
+
+        private static class ColorComp extends Component {
+            public ColorComp(Color c) {
+                super();
+                setBackground(c);
+            }
+
+            public void paint(Graphics g) {
+                g.setColor(getBackground());
+                g.fillRect(0, 0, getWidth(), getHeight());
+            }
+
+            public Dimension getPreferredSize() {
+                return new Dimension(50, 50);
+            }
+        }
+    }
+}