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/Window/ShapedAndTranslucentWindows/WindowOpacity.java
+++ b/test/jdk/java/awt/Window/ShapedAndTranslucentWindows/WindowOpacity.java
@ -0,0 +1,139 @@
+/*
+ * Copyright (c) 2008, 2017, 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 6594131 8186617
+  @summary Tests the Window.get/setOpacity() methods
+*/
+
+import java.awt.AWTException;
+import java.awt.Frame;
+import java.awt.GraphicsDevice;
+import java.awt.GraphicsEnvironment;
+import java.awt.Robot;
+
+public class WindowOpacity {
+
+    public static void main(String[] args) throws Exception {
+        GraphicsDevice gd =
+                GraphicsEnvironment.getLocalGraphicsEnvironment()
+                        .getDefaultScreenDevice();
+        if (!gd.isWindowTranslucencySupported(
+                GraphicsDevice.WindowTranslucency.TRANSLUCENT)) {
+            System.out.println(
+                    "Either the Toolkit or the native system does not support"
+                            + " controlling the window opacity level.");
+            return;
+        }
+        Frame f = new Frame("Opacity test");
+        try {
+            test(f);
+        } finally {
+            f.dispose();
+        }
+    }
+
+    private static void test(final Frame f) throws AWTException {
+        boolean passed;
+
+        f.setUndecorated(true);
+        float curOpacity = f.getOpacity();
+        if (curOpacity < 1.0f || curOpacity > 1.0f) {
+            throw new RuntimeException(
+                    "getOpacity() reports the initial opacity level "
+                            + "other than 1.0: " + curOpacity);
+        }
+
+
+        passed = false;
+        try {
+            f.setOpacity(-0.5f);
+        } catch (IllegalArgumentException e) {
+            passed = true;
+        }
+        if (!passed) {
+            throw new RuntimeException(
+                    "setOpacity() allows passing negative opacity level.");
+        }
+
+
+        passed = false;
+        try {
+            f.setOpacity(1.5f);
+        } catch (IllegalArgumentException e) {
+            passed = true;
+        }
+        if (!passed) {
+            throw new RuntimeException(
+                    "setOpacity() allows passing opacity level greater than 1.0.");
+        }
+
+
+        f.setOpacity(0.5f);
+        curOpacity = f.getOpacity();
+        if (curOpacity < 0.5f || curOpacity > 0.5f) {
+            throw new RuntimeException(
+                    "setOpacity() reports the opacity level that "
+                            + "differs from the value set with "
+                            + "setWindowOpacity: " + curOpacity);
+        }
+
+
+        f.setOpacity(0.75f);
+        curOpacity = f.getOpacity();
+        if (curOpacity < 0.75f || curOpacity > 0.75f) {
+            throw new RuntimeException(
+                    "getOpacity() reports the opacity level that "
+                            + "differs from the value set with "
+                            + "setWindowOpacity the second time: "
+                            + curOpacity);
+        }
+
+
+        f.setBounds(100, 100, 300, 200);
+        f.setVisible(true);
+        Robot robot = new Robot();
+        robot.waitForIdle();
+
+        curOpacity = f.getOpacity();
+        if (curOpacity < 0.75f || curOpacity > 0.75f) {
+            throw new RuntimeException(
+                    "getOpacity() reports the opacity level that "
+                            + "differs from the value set with "
+                            + "setWindowOpacity before showing the frame: "
+                            + curOpacity);
+        }
+        f.setOpacity(0.5f);
+        robot.waitForIdle();
+        curOpacity = f.getOpacity();
+        if (curOpacity < 0.5f || curOpacity > 0.5f) {
+            throw new RuntimeException(
+                    "getOpacity() reports the opacity level that "
+                            + "differs from the value set with "
+                            + "setWindowOpacity after showing the frame: "
+                            + curOpacity);
+        }
+    }
+}