/*

 * Copyright (c) 2001, 2010, Oracle and/or its affiliates. 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 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 4458266

 */

import java.io.IOException;

import java.net.*;

import java.nio.channels.*;

public class Close {

    static SelectionKey open() throws IOException {

        SocketChannel sc = SocketChannel.open();

        Selector sel = Selector.open();

        sc.configureBlocking(false);

        return sc.register(sel, SelectionKey.OP_READ);

    }

    static void check(SelectionKey sk) throws IOException {

        if (sk.isValid())

            throw new RuntimeException("Key still valid");

        if (sk.channel().isOpen())

            throw new RuntimeException("Channel still open");

        //      if (!((SocketChannel)sk.channel()).socket().isClosed())

        //  throw new RuntimeException("Socket still open");

    }

    static void testSocketClose() throws IOException {

        SelectionKey sk = open();

        //((SocketChannel)sk.channel()).socket().close();

        check(sk);

    }

    static void testChannelClose() throws IOException {

        SelectionKey sk = open();

        try {

            sk.channel().close();

            check(sk);

        } finally {

            sk.selector().close();

        }

    }

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

        //##    testSocketClose();

        testChannelClose();

    }

}