--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/io/Serializable/wrongReturnTypes/Write.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,71 @@
+/*
+ * Copyright 2002 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/* @test
+ * @bug 4337857
+ *
+ * @clean Write Read A B
+ * @compile Write.java
+ * @run main Write
+ * @clean Write Read A B
+ * @compile Read.java
+ * @run main Read
+ *
+ * @summary Verify that custom serialization methods declared with incorrect
+ *          return types are not invoked.
+ */
+
+import java.io.*;
+
+class B implements Serializable {
+    private static final long serialVersionUID = 0L;
+
+    static boolean writeObjectCalled;
+    static boolean writeReplaceCalled;
+
+    private Object writeObject(ObjectOutputStream out) throws IOException {
+        writeObjectCalled = true;
+        out.defaultWriteObject();
+        return null;
+    }
+
+    private B writeReplace() throws ObjectStreamException {
+        writeReplaceCalled = true;
+        return this;
+    }
+}
+
+public class Write {
+    public static void main(String[] args) throws Exception {
+        ObjectOutputStream oout =
+            new ObjectOutputStream(new FileOutputStream("tmp.ser"));
+        oout.writeObject(new B());
+        oout.close();
+
+        if (B.writeObjectCalled) {
+            throw new Error("writeObject with wrong return type called");
+        } else if (B.writeReplaceCalled) {
+            throw new Error("writeReplace with wrong return type called");
+        }
+    }
+}