/*

 * Copyright (c) 2000, 2018, 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 4160499

 * @modules jdk.httpserver

 * @summary sun.net.www.protocol.http.HttpURLConnection.getErrorStream not hooked up

 */

import static java.net.HttpURLConnection.HTTP_NOT_FOUND;

import java.io.FileNotFoundException;

import java.io.IOException;

import java.io.InputStream;

import java.io.OutputStream;

import java.net.HttpURLConnection;

import java.net.InetAddress;

import java.net.InetSocketAddress;

import java.net.URL;

import java.net.URLConnection;

import java.util.concurrent.ExecutorService;

import java.util.concurrent.Executors;

import com.sun.net.httpserver.HttpExchange;

import com.sun.net.httpserver.HttpHandler;

import com.sun.net.httpserver.HttpServer;

public class GetErrorStream {

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

        InetSocketAddress addr = new InetSocketAddress(InetAddress.getLoopbackAddress(), 0);

        HttpServer server = HttpServer.create(addr, 10);

        server.createContext("/" + HTTP_NOT_FOUND, he -> {

            final String RESPONSE = "Test: File Not Found.";

            he.sendResponseHeaders(HTTP_NOT_FOUND, RESPONSE.length());

            OutputStream os = he.getResponseBody();

            os.write(RESPONSE.getBytes());

            os.close();

        });

        int port = server.getAddress().getPort();

        System.out.println("Server port = " + port);

        ExecutorService executor = Executors.newCachedThreadPool();

        server.setExecutor(executor);

        server.start();

        URL url = new URL("http://localhost:" + port + "/" + HTTP_NOT_FOUND);

        URLConnection conn = url.openConnection();

        try {

            InputStream is = conn.getInputStream();

            throw new RuntimeException("Expect HTTP_NOT_FOUND!");

        } catch (FileNotFoundException e) {

            try {

                int respCode = ((HttpURLConnection) conn).getResponseCode();

                InputStream es = ((HttpURLConnection) conn).getErrorStream();

                if (respCode == HTTP_NOT_FOUND && es != null) {

                    System.out.println("Passed!");

                } else {

                    throw new RuntimeException("getErrorStream failure.");

                }

            } catch (Exception ex) {

            }

        } finally {

            server.stop(0);

            executor.shutdownNow();

        }

    }

}