/*

 * 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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 */

/**

 * @test

 * @bug 6558853

 * @summary  getHostAddress() on connections using IPv6 link-local addrs should have zone id

 */

import java.io.IOException;

import java.io.InputStream;

import java.io.OutputStream;

import java.net.*;

import java.util.Enumeration;

public class B6558853 implements Runnable {

    private InetAddress addr = null;

    private int port = 0;

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

        ServerSocket ss = new ServerSocket(0);

        int port = ss.getLocalPort();

        Enumeration<NetworkInterface> l = NetworkInterface.getNetworkInterfaces();

        InetAddress dest = null;

        while (l.hasMoreElements() && dest == null) {

            NetworkInterface nif = l.nextElement();

            if (!nif.isUp())

                continue;

            for (InterfaceAddress a : nif.getInterfaceAddresses()) {

                if (a.getAddress() instanceof Inet6Address) {

                    Inet6Address a6 = (Inet6Address) a.getAddress();

                    if (a6.isLinkLocalAddress()) {

                        dest = a6;

                    }

                    break;

                }

            }

        }

        System.out.println("Using " + dest);

        if (dest != null) {

            B6558853 test = new B6558853(dest, port);

            Thread thread = new Thread(test);

            thread.start();

            Socket s = ss.accept();

            InetAddress a = s.getInetAddress();

            OutputStream out = s.getOutputStream();

            out.write(1);

            out.close();

            if (!(a instanceof Inet6Address) || a.getHostAddress().indexOf("%") == -1) {

                // No Scope found in the address String

                throw new RuntimeException("Wrong address: " + a.getHostAddress());

            }

        }

    }

    public B6558853(InetAddress a, int port) {

        addr = a;

        this.port = port;

    }

    public void run() {

        try {

            Socket s = new Socket(addr, port);

            InputStream in = s.getInputStream();

            int i = in.read();

            in.close();

        } catch (IOException iOException) {

        }

    }

}