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/GradientPaint/ShearTest.java
+++ b/test/jdk/java/awt/GradientPaint/ShearTest.java
@ -0,0 +1,137 @@
+/*
+ * 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 4171820
+ * @summary Checks that GradientPaint responds to shearing transforms correctly
+ *          The gradients drawn should be parallel to the sides of the
+ *          indicated anchor rectangle.
+ * @library /java/awt/regtesthelpers
+ * @build PassFailJFrame
+ * @run main/manual ShearTest
+ */
+
+import java.awt.Canvas;
+import java.awt.Color;
+import java.awt.Dimension;
+import java.awt.Frame;
+import java.awt.GradientPaint;
+import java.awt.Graphics;
+import java.awt.Graphics2D;
+import java.awt.GridLayout;
+import java.awt.Panel;
+import java.awt.Rectangle;
+import java.awt.geom.AffineTransform;
+
+public class ShearTest {
+    public static void main(String[] args) throws Exception {
+        String INSTRUCTIONS = """
+                This test displays 2 rows each containing 4 gradient fills. Each
+                gradient fill is labeled depending on whether the line or lines
+                of the gradient should be truly vertical, truly horizontal, or
+                some slanted diagonal direction. The test passes if the direction
+                of each gradient matches its label.
+                """;
+
+        PassFailJFrame.builder()
+                .title("Test Instructions")
+                .instructions(INSTRUCTIONS)
+                .columns(35)
+                .testUI(ShearTest::createUI)
+                .build()
+                .awaitAndCheck();
+    }
+
+    public static Frame createUI() {
+        Frame f = new Frame("Shear Gradient Test");
+        f.setLayout(new GridLayout(0, 1));
+        f.add(getPanelSet(false), "North");
+        f.add(getPanelSet(true), "Center");
+        f.setSize(500, 300);
+        return f;
+    }
+
+    public static Panel getPanelSet(boolean horizontal) {
+        String direven = horizontal ? "Slanted" : "Vertical";
+        String dirodd = horizontal ? "Horizontal" : "Slanted";
+
+        Panel p = new Panel();
+        p.setLayout(new GridLayout(0, 4));
+        p.add(new ShearCanvas(direven, false, horizontal, false, true));
+        p.add(new ShearCanvas(dirodd,  false, horizontal, true,  false));
+        p.add(new ShearCanvas(direven, true,  horizontal, false, true));
+        p.add(new ShearCanvas(dirodd,  true,  horizontal, true,  false));
+
+        return p;
+    }
+
+    public static class ShearCanvas extends Canvas {
+        public static final int GRADW = 30;
+
+        public static final Rectangle anchor =
+            new Rectangle(-GRADW / 2, -GRADW / 2, GRADW, GRADW);
+
+        public static final Color faintblue = new Color(0f, 0f, 1.0f, 0.35f);
+
+        private AffineTransform txform;
+        private GradientPaint grad;
+        private String label;
+
+        public ShearCanvas(String label,
+                           boolean cyclic, boolean horizontal,
+                           boolean shearx, boolean sheary) {
+            txform = new AffineTransform();
+            if (shearx) {
+                txform.shear(-.5, 0);
+            }
+            if (sheary) {
+                txform.shear(0, -.5);
+            }
+            int relx = horizontal ? 0 : GRADW / 2;
+            int rely = horizontal ? GRADW / 2 : 0;
+            grad = new GradientPaint(-relx, -rely, Color.green,
+                                     relx, rely, Color.yellow, cyclic);
+            this.label = label;
+        }
+
+        public void paint(Graphics g) {
+            Graphics2D g2d = (Graphics2D) g;
+
+            AffineTransform at = g2d.getTransform();
+            g2d.translate(75, 75);
+            g2d.transform(txform);
+            g2d.setPaint(grad);
+            g2d.fill(g.getClip());
+            g2d.setColor(faintblue);
+            g2d.fill(anchor);
+            g2d.setTransform(at);
+
+            Dimension d = getSize();
+            g2d.setColor(Color.black);
+            g2d.drawRect(0, 0, d.width - 1, d.height - 1);
+            g2d.drawString(label, 5, d.height - 5);
+            g2d.dispose();
+        }
+    }
+}