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/print/PrinterJob/ImagePrinting/BitmaskImage.java

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+/*
+ * Copyright (c) 2006, 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
+ * @bug 6444688
+ * @key printer
+ * @summary Print an image with an IndexedColorModel with transparent pixel.
+ * @library /java/awt/regtesthelpers
+ * @build PassFailJFrame
+ * @run main/manual BitmaskImage
+ */
+
+import java.awt.Button;
+import java.awt.Color;
+import java.awt.Frame;
+import java.awt.Graphics;
+import java.awt.Graphics2D;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.geom.AffineTransform;
+import java.awt.image.BufferedImage;
+import java.awt.image.DataBuffer;
+import java.awt.image.IndexColorModel;
+import java.awt.print.PageFormat;
+import java.awt.print.PrinterJob;
+import java.awt.print.Printable;
+import java.awt.print.PrinterException;
+
+import static java.awt.print.Printable.NO_SUCH_PAGE;
+import static java.awt.print.Printable.PAGE_EXISTS;
+
+public class BitmaskImage implements Printable, ActionListener {
+
+    static int sz = 1000;
+    BufferedImage bi;
+
+    public BitmaskImage() {
+        int i = 0;
+        int[] cmap = new int[256];
+        for (int r = 0; r < 256; r += 51) {
+            for (int g = 0; g < 256; g += 51) {
+                for (int b = 0; b < 256; b += 51) {
+                    cmap[i++] = (0xff << 24) | (r << 16) | (g << 8) | b;
+                }
+            }
+        }
+
+        IndexColorModel icm = new
+            IndexColorModel(8, 256, cmap, 0, true, 253, DataBuffer.TYPE_BYTE);
+        bi = new BufferedImage(sz, sz, BufferedImage.TYPE_BYTE_INDEXED, icm);
+        Graphics g = bi.getGraphics();
+        Graphics2D g2d = (Graphics2D)g;
+        g.setColor(Color.white);
+        g.fillRect(0, 0, sz, sz);
+        g.setColor(Color.black);
+        int off = sz / 20;
+        int wh = sz / 10;
+        for (int x = off; x < sz; x += wh * 2) {
+           for (int y = off; y < sz; y += wh * 2) {
+               g.fillRect(x, y, wh, wh);
+           }
+        }
+    }
+
+    public int print(Graphics g, PageFormat pf, int page) throws
+                                                        PrinterException {
+
+        if (page > 0) { /* We have only one page, and 'page' is zero-based */
+            return NO_SUCH_PAGE;
+        }
+
+        Graphics2D g2d = (Graphics2D)g;
+        AffineTransform tx = g2d.getTransform();
+        double sx = tx.getScaleX();
+        double sy = tx.getScaleY();
+        g2d.translate(pf.getImageableX(), pf.getImageableY());
+        g2d.scale(1/sx, 1/sx);
+        g.drawImage(bi, 10, 10, null);
+
+        /* tell the caller that this page is part of the printed document */
+        return PAGE_EXISTS;
+    }
+
+    public void actionPerformed(ActionEvent e) {
+        PrinterJob job = PrinterJob.getPrinterJob();
+        job.setPrintable(this);
+        boolean ok = job.printDialog();
+        if (ok) {
+            try {
+                 job.print();
+            } catch (PrinterException ex) {
+             /* The job did not successfully complete */
+            }
+        }
+        System.out.println("done");
+    }
+
+    static String INSTRUCTIONS = """
+        Press the "Print Simple ICM Image" button and if a printer is available,
+        choose one in the dialog and click OK to start printing.
+        This test will print an image which contains a grid of black squares.
+        If it prints so, press Pass otherwise press Fail.""";
+
+    public static Frame initTest() {
+        Frame f = new Frame("Image Printer");
+        Button printButton = new Button("Print Simple ICM image...");
+        printButton.addActionListener(new BitmaskImage());
+        f.add(printButton);
+        f.pack();
+        return f;
+    }
+
+    public static void main(String[] args) throws Exception {
+         PassFailJFrame.builder()
+                .instructions(INSTRUCTIONS)
+                .testUI(BitmaskImage::initTest)
+                .columns(35)
+                .build()
+                .awaitAndCheck();
+    }
+}