/*

 * Copyright (c) 2001, 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

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/*

 * @test

 * @bug 4143541 4147035 4244362

 * @summary URLConnection cannot enumerate request properties,

 *          and URLConnection can neither get nor set multiple

 *          request properties w/ same key

 * @library /test/lib

 *

 */

import java.net.*;

import java.util.*;

import java.io.*;

import jdk.test.lib.net.URIBuilder;

public class URLConnectionHeaders {

    static class XServer extends Thread {

        ServerSocket srv;

        Socket s;

        InputStream is;

        OutputStream os;

        XServer (ServerSocket s) {

            srv = s;

        }

        Socket getSocket () {

            return (s);

        }

        public void run() {

            try {

                String x;

                s = srv.accept ();

                is = s.getInputStream ();

                BufferedReader r = new BufferedReader(new InputStreamReader(is));

                os = s.getOutputStream ();

                BufferedWriter w = new BufferedWriter(new OutputStreamWriter(os));

                w.write("HTTP/1.1 200 OK\r\n");

                w.write("Content-Type: text/plain\r\n");

                while ((x=r.readLine()).length() != 0) {

                    System.out.println("request: "+x);

                    if (!x.startsWith("GET")) {

                        w.write(x);

                        w.newLine();

                    }

                }

                w.newLine();

                w.flush();

                s.close ();

            } catch (IOException e) { e.printStackTrace();

            } finally {

                try { srv.close(); } catch (IOException unused) {}

            }

        }

    }

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

        try {

            InetAddress loopback = InetAddress.getLoopbackAddress();

            ServerSocket serversocket = new ServerSocket();

            serversocket.bind(new InetSocketAddress(loopback, 0));

            int port = serversocket.getLocalPort();

            XServer server = new XServer(serversocket);

            server.start();

            Thread.sleep(200);

            URL url = URIBuilder.newBuilder()

                      .scheme("http")

                      .loopback()

                      .port(port)

                      .path("/index.html")

                      .toURL();

            // add request properties

            uc.addRequestProperty("Cookie", "cookie1");

            uc.addRequestProperty("Cookie", "cookie2");

            uc.addRequestProperty("Cookie", "cookie3");

            Map e = uc.getRequestProperties();

            if (!((List)e.get("Cookie")).toString().equals("[cookie3, cookie2, cookie1]")) {

                throw new RuntimeException("getRequestProperties fails");

            }

            e = uc.getHeaderFields();

            if ((e.get("Content-Type") == null) || (e.get(null) == null)) {

                throw new RuntimeException("getHeaderFields fails");

            }

        } catch (Exception e) {

            e.printStackTrace();

            throw e;

        }

    }

}