/*

 * Copyright (c) 2013, 2019, 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

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 */

import java.io.IOException;

import java.io.UncheckedIOException;

import java.net.MulticastSocket;

import java.net.NetworkInterface;

import jdk.test.lib.NetworkConfiguration;

import jdk.test.lib.net.IPSupport;

/**

 * @test

 * @bug 6458027

 * @summary Disabling IPv6 on a specific network interface causes problems.

 * @library /test/lib

 * @build jdk.test.lib.NetworkConfiguration

 *        jdk.test.lib.Platform

 * @run main SetGetNetworkInterfaceTest

 * @run main/othervm -Djava.net.preferIPv4Stack=true SetGetNetworkInterfaceTest

*/

public class SetGetNetworkInterfaceTest {

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

        IPSupport.throwSkippedExceptionIfNonOperational();

        NetworkConfiguration nc = NetworkConfiguration.probe();

        try (MulticastSocket ms = new MulticastSocket()) {

            nc.multicastInterfaces(true).forEach(nif -> setGetNetworkInterface(ms, nif));

        } catch (IOException e) {

            e.printStackTrace();

        }

        System.out.println("Test passed.");

    }

    static void setGetNetworkInterface(MulticastSocket ms, NetworkInterface nif) {

        try {

            System.out.println(NetworkConfiguration.interfaceInformation(nif));

            ms.setNetworkInterface(nif);

            NetworkInterface msNetIf = ms.getNetworkInterface();

            if (nif.equals(msNetIf)) {

                System.out.println(" OK");

            } else {

                System.out.println("FAILED!!!");

                System.out.println(NetworkConfiguration.interfaceInformation(msNetIf));

                throw new RuntimeException("Test Fail");

            }

            System.out.println("------------------");

        } catch (IOException e) {

            throw new UncheckedIOException(e);

        }

    }

}