/*

 * 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 6189206

 * @modules java.base/sun.net.www

 * @run main/othervm -Dhttp.keepAlive=false CloseOptionHeader

 * @summary  HTTP client should set "Connection: close" header in request when keepalive is disabled

 */

import java.net.*;

import java.util.*;

import java.io.*;

import sun.net.www.MessageHeader;

public class CloseOptionHeader implements Runnable {

    static ServerSocket ss;

    static boolean hasCloseHeader = false;

    /*

     * "Our" http server

     */

    public void run() {

        try {

            Socket s = ss.accept();

            /* check the request to find close connection option header */

            InputStream is = s.getInputStream ();

            MessageHeader mh = new MessageHeader(is);

            String connHeader = mh.findValue("Connection");

            if (connHeader != null && connHeader.equalsIgnoreCase("close")) {

                hasCloseHeader = true;

            }

            PrintStream out = new PrintStream(

                                 new BufferedOutputStream(

                                    s.getOutputStream() ));

            /* response 200 */

            out.print("HTTP/1.1 200 OK\r\n");

            out.print("Content-Type: text/html; charset=iso-8859-1\r\n");

            out.print("Content-Length: 0\r\n");

            out.print("Connection: close\r\n");

            out.print("\r\n");

            out.print("\r\n");

            out.flush();

            s.close();

            ss.close();

        } catch (Exception e) {

            e.printStackTrace();

        }

    }

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

        Thread tester = new Thread(new CloseOptionHeader());

        /* start the server */

        tester.start();

        /* connect to the server just started

         * server then check the request to see whether

         * there is a close connection option header in it

         */

        HttpURLConnection huc = (HttpURLConnection)url.openConnection();

        huc.connect();

        huc.getResponseCode();

        huc.disconnect();

        tester.join();

        if (!hasCloseHeader) {

            throw new RuntimeException("Test failed : should see 'close' connection header");

        }

    }

}