/*

 * 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

 * @bug 4407956

 * @summary Verify that ClassNotFoundExceptions explicitly constructed and

 *          thrown from with custom readObject/readExternal methods are

 *          propagated properly.

 */

import java.io.*;

class A implements Serializable {

    private void readObject(ObjectInputStream in)

        throws ClassNotFoundException, IOException

    {

        throw new ClassNotFoundException();

    }

}

class B implements Externalizable {

    public B() {}

    public void writeExternal(ObjectOutput out) throws IOException {}

    public void readExternal(ObjectInput in)

        throws ClassNotFoundException, IOException

    {

        throw new ClassNotFoundException();

    }

}

public class ExplicitCNFException {

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

        test(new A());

        test(new Object[]{ new A() });

        test(new B());

        test(new Object[]{ new B() });

    }

    static void test(Object obj) throws Exception {

        ByteArrayOutputStream bout = new ByteArrayOutputStream();

        ObjectOutputStream oout = new ObjectOutputStream(bout);

        oout.useProtocolVersion(ObjectStreamConstants.PROTOCOL_VERSION_2);

        oout.writeObject(obj);

        oout.close();

        ObjectInputStream oin = new ObjectInputStream(

            new ByteArrayInputStream(bout.toByteArray()));

        try {

            oin.readObject();

            throw new Error();  // should not succeed

        } catch (ClassNotFoundException ex) {

        }

    }

}