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/JLayer/SerializationTest/SerializationTest.java

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+/*
+ * Copyright (c) 2008, 2010, 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
+ * @summary Makes sure that JLayer is synchronizable
+ * @author Alexander Potochkin
+ * @run main SerializationTest
+ */
+
+import javax.swing.*;
+import javax.swing.plaf.LayerUI;
+import java.io.ByteArrayInputStream;
+import java.io.ObjectOutputStream;
+import java.io.ObjectInputStream;
+import java.io.ByteArrayOutputStream;
+
+public class SerializationTest {
+
+    public static void main(String[] args) throws Exception {
+        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
+        ObjectOutputStream outputStream = new ObjectOutputStream(byteArrayOutputStream);
+
+        JLayer<JButton> layer = new JLayer<JButton>(new JButton("Hello"));
+
+        layer.setUI(new TestLayerUI<JButton>());
+
+        outputStream.writeObject(layer);
+        outputStream.flush();
+
+        ByteArrayInputStream byteArrayInputStream =
+                        new ByteArrayInputStream(byteArrayOutputStream.toByteArray());
+        ObjectInputStream inputStream = new ObjectInputStream(byteArrayInputStream);
+
+        JLayer newLayer = (JLayer) inputStream.readObject();
+
+        if (newLayer.getGlassPane() == null) {
+            throw new RuntimeException("JLayer's glassPane is null");
+        }
+        if (newLayer.getUI().getClass() != layer.getUI().getClass()) {
+            throw new RuntimeException("Different UIs");
+        }
+        if (newLayer.getView().getClass() != layer.getView().getClass()) {
+            throw new RuntimeException("Different Views");
+        }
+    }
+
+    static class TestLayerUI<V extends JComponent> extends LayerUI<V> {
+        public String toString() {
+            return "TestLayerUI";
+        }
+    }
+}