/*

 * Copyright (c) 2005, 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 6262486

 * @library ../../httptest/

 * @build HttpCallback HttpServer ClosedChannelList HttpTransaction

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

 * @summary COMPATIBILITY: jagex_com - Monkey Puzzle applet fails to load

 */

import java.net.*;

import java.io.*;

import java.util.*;

public class ResponseCacheStream implements HttpCallback {

    void okReply (HttpTransaction req) throws IOException {

        req.setResponseEntityBody ("Hello, This is the response body. Let's make it as long as possible since we need to test the cache mechanism.");

        req.sendResponse (200, "Ok");

            System.out.println ("Server: sent response");

        req.orderlyClose();

    }

    public void request (HttpTransaction req) {

        try {

            okReply (req);

        } catch (IOException e) {

            e.printStackTrace();

        }

    }

    static class MyCacheRequest extends CacheRequest {

        private OutputStream buf = null;

        public MyCacheRequest(OutputStream out) {

            buf = out;

        }

        public OutputStream getBody() throws IOException {

            return buf;

        }

        /**

         * Aborts the attempt to cache the response. If an IOException is

         * encountered while reading the response or writing to the cache,

         * the current cache store operation will be abandoned.

         */

        public void abort() {

        }

    }

    static class MyResponseCache extends ResponseCache {

        private ByteArrayOutputStream buf = new ByteArrayOutputStream(1024);

        public MyResponseCache() {

        }

        public CacheRequest put(URI uri, URLConnection conn) throws IOException {

            return new MyCacheRequest(buf);

        }

        public CacheResponse get(URI uri, String rqstMethod, Map<String, List<String>> rqstHeaders) throws IOException {

            return null;

        }

        public byte[] getBuffer() {

            return buf.toByteArray();

        }

    }

    static HttpServer server;

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

        MyResponseCache cache = new MyResponseCache();

        try {

            ResponseCache.setDefault(cache);

            server = new HttpServer (new ResponseCacheStream());

            System.out.println ("Server: listening on port: " + server.getLocalPort());

            URL url = new URL ("http://127.0.0.1:"+server.getLocalPort()+"/");

            System.out.println ("Client: connecting to " + url);

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

            InputStream is = urlc.getInputStream();

            System.out.println("is is " + is.getClass() + ". And markSupported: " + is.markSupported());

            if (is.markSupported()) {

                byte[] b = new byte[1024];

                byte[] b2 = new byte[32];

                int len;

                int count;

                is.mark(10);

                len = is.read(b, 0, 10);

                is.reset();

                len = 0;

                count = 0;

                do {

                    len = is.read(b, count, 40 - count);

                    if (len > 0)

                        count += len;

                } while (len > 0);

                is.mark(20);

                len = is.read(b2, 0, 20);

                is.reset();

                len = is.read(b, count, 10);

                count += len;

                is.mark(20);

                len = is.read(b2, 0, 20);

                is.reset();

                do {

                    len = is.read(b, count, 1024 - count);

                    if (len > 0)

                        count += len;

                } while (len > 0);

                is.close();

                String s1 = new String(b, 0 , count);

                String s2 = new String(cache.getBuffer(), 0 , count);

                if (! s1.equals(s2))

                    throw new RuntimeException("cache got corrupted!");

            }

        } catch (Exception e) {

            if (server != null) {

                server.terminate();

            }

            throw e;

        }

        server.terminate();

    }

}