/*

 * Copyright 2001 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

 * @summary Test trivial stuff

 */

import java.nio.channels.*;

public class Trivial {

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

        SocketChannel sc = SocketChannel.open();

        Selector sel = Selector.open();

        if (sc.keyFor(sel) != null)

            throw new Exception("keyFor != null");

        sc.configureBlocking(false);

        SelectionKey sk = sc.register(sel, SelectionKey.OP_READ, args);

        if (sc.keyFor(sel) != sk)

            throw new Exception("keyFor returned " + sc.keyFor(sel));

        if (sk.attachment() != args)

            throw new Exception("attachment() returned " + sk.attachment());

        Trivial t = new Trivial();

        sk.attach(t);

        if (sk.attachment() != t)

            throw new Exception("Wrong attachment");

        sk.isReadable();

        sk.isWritable();

        sk.isConnectable();

        sk.isAcceptable();

    }

}