/*

 * 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.

 */

/*

 * @bug 4663191

 * @summary Verify that readObject and readObjectNoData methods will not be

 *          called on an object being deserialized if that object is already

 *          tagged with a ClassNotFoundException.

 */

import java.io.*;

class A implements Serializable {

    private static final long serialVersionUID = 0L;

    Object x;

}

class B extends A {

    private static final long serialVersionUID = 0L;

    private void readObjectNoData() throws ObjectStreamException {

        throw new Error("readObjectNoData called");

    }

}

class C extends B {

    private static final long serialVersionUID = 0L;

    private void readObject(ObjectInputStream in)

        throws IOException, ClassNotFoundException

    {

        throw new Error("readObject called");

    }

}

public class Read {

    public static void main(String[] args) throws Exception {

        FileInputStream in = new FileInputStream("tmp.ser");

        try {

            ObjectInputStream oin = new ObjectInputStream(in);

            try {

                oin.readObject();

                throw new Error("readObject should not succeed");

            } catch (ClassNotFoundException e) {

                // expected

            }

            if (!oin.readObject().equals("after")) {

                throw new Error("subsequent object corrupted");

            }

        } finally {

            in.close();

        }

    }

}