/*

 * Copyright (c) 2000, 2011, 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 4397096

 * @run main/othervm SetIfModifiedSince

 * @summary setIfModifiedSince() of HttpURLConnection sets invalid date of default locale

 */

import java.net.*;

import java.io.*;

import java.util.*;

public class SetIfModifiedSince {

    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 ();

                while ((x=r.readLine()) != null) {

                    String header = "If-Modified-Since: ";

                    if (x.startsWith(header)) {

                        if (x.charAt(header.length()) == '?') {

                            s.close ();

                            srv.close (); // or else the HTTPURLConnection will retry

                            throw new RuntimeException

                                    ("Invalid HTTP date specification");

                        }

                        break;

                    }

                }

                s.close ();

                srv.close (); // or else the HTTPURLConnection will retry

            } catch (IOException e) {}

        }

    }

    public static void main (String[] args) {

        Locale reservedLocale = Locale.getDefault();

        try {

            Locale.setDefault(Locale.JAPAN);

            ServerSocket serversocket = new ServerSocket (0);

            int port = serversocket.getLocalPort ();

            XServer server = new XServer (serversocket);

            server.start ();

            Thread.sleep (2000);

            URL url = new URL ("http://localhost:"+port+"/index.html");

            URLConnection urlc = url.openConnection ();

            urlc.setIfModifiedSince (10000000);

            InputStream is = urlc.getInputStream ();

            int i=0, c;

            Thread.sleep (5000);

        } catch (Exception e) {

        } finally {

            // restore the reserved locale

            Locale.setDefault(reservedLocale);

        }

    }

}