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/javax/swing/GraphicsConfigNotifier/TestSingleScreenGConfigNotify.java

@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2018, 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.EventQueue;
+import java.awt.GraphicsConfiguration;
+import java.util.Objects;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
+
+import javax.swing.JButton;
+import javax.swing.JFrame;
+
+/**
+ * @test
+ * @key headful
+ * @bug 8201552
+ * @summary Verifies if graphicsConfiguration property notification is sent
+ *          when frame is shown on the screen.
+ * @run main TestSingleScreenGConfigNotify
+ * @run main/othervm -Dsun.java2d.uiScale=2.25 TestSingleScreenGConfigNotify
+ */
+public final class TestSingleScreenGConfigNotify {
+
+    private static String name = "graphicsConfiguration";
+    private static CountDownLatch go = new CountDownLatch(1);
+    private static JFrame frame;
+    private static GraphicsConfiguration after;
+    private static GraphicsConfiguration before;
+    private static JButton button;
+
+    public static void main(final String[] args) throws Exception {
+        EventQueue.invokeAndWait(() -> {
+            frame = new JFrame();
+
+            frame.setSize(300,300);
+            frame.setLocationRelativeTo(null);
+            button = new JButton();
+            button.addPropertyChangeListener(evt -> {
+                if (evt.getPropertyName().equals(name)) {
+                    go.countDown();
+                }
+            });
+
+            before = button.getGraphicsConfiguration();
+
+            frame.add(button);
+            frame.setVisible(true);
+        });
+
+        boolean called = go.await(10, TimeUnit.SECONDS);
+
+        EventQueue.invokeAndWait(() -> {
+            after = button.getGraphicsConfiguration();
+            frame.dispose();
+        });
+
+        if (Objects.equals(before, after) && called) {
+            throw new RuntimeException("propertyChange() should not be called");
+        }
+        if (!Objects.equals(before, after) && !called) {
+            throw new RuntimeException("propertyChange() should be called");
+        }
+    }
+}