/*

 * 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 4402227

 * @summary Verify that ObjectStreamClass.lookup() functions properly

 *          for interfaces.

 */

import java.io.*;

interface Foo extends Serializable {

    static final long serialVersionUID = 0xCAFE;

}

interface Bar extends Externalizable {

    static final long serialVersionUID = 0xBABE;

}

interface Gub {

}

public class LookupInterfaceDesc {

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

        ObjectStreamClass desc = ObjectStreamClass.lookup(Foo.class);

        if ((desc.getSerialVersionUID() != Foo.serialVersionUID) ||

            (desc.getFields().length != 0))

        {

            throw new Error();

        }

        desc = ObjectStreamClass.lookup(Bar.class);

        if ((desc.getSerialVersionUID() != Bar.serialVersionUID) ||

            (desc.getFields().length != 0))

        {

            throw new Error();

        }

        if (ObjectStreamClass.lookup(Gub.class) != null) {

            throw new Error();

        }

    }

}