/*

 * 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.

 *

 */

/* @test

 * @bug 4618960 4516760

 * @summary Test shutdownXXX and isInputShutdown

 */

import java.io.IOException;

import java.net.*;

import java.nio.ByteBuffer;

import java.nio.channels.*;

public class Shutdown {

    /**

     * Accept a connection, and close it immediately causing a hard reset.

     */

    static void acceptAndReset(ServerSocketChannel ssc) throws IOException {

        SocketChannel peer = ssc.accept();

        try {

            peer.setOption(StandardSocketOption.SO_LINGER, 0);

            peer.configureBlocking(false);

            peer.write(ByteBuffer.wrap(new byte[128*1024]));

        } finally {

            peer.close();

        }

    }

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

        ServerSocketChannel ssc = ServerSocketChannel.open()

            .bind(new InetSocketAddress(0));

        try {

            InetAddress lh = InetAddress.getLocalHost();

            int port = ((InetSocketAddress)(ssc.getLocalAddress())).getPort();

            SocketAddress remote = new InetSocketAddress(lh, port);

            // Test SocketChannel shutdownXXX

            SocketChannel sc;

            sc = SocketChannel.open(remote);

            try {

                acceptAndReset(ssc);

                sc.shutdownInput();

                sc.shutdownOutput();

            } finally {

                sc.close();

            }

            // Test Socket adapter shutdownXXX and isShutdownInput

            sc = SocketChannel.open(remote);

            try {

                acceptAndReset(ssc);

                boolean before = sc.socket().isInputShutdown();

                sc.socket().shutdownInput();

                boolean after = sc.socket().isInputShutdown();

                if (before || !after)

                    throw new RuntimeException("Before and after test failed");

                sc.socket().shutdownOutput();

            } finally {

                sc.close();

            }

        } finally {

            ssc.close();

        }

    }

}