test/jdk/java/net/URLConnection/GetResponseCode.java

/*
 * 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 4191815
 * @library /test/lib
 * @summary Check that getResponseCode doesn't throw exception if http
 *          respone code is >= 400.
 */
import java.net.*;
import java.io.*;

import jdk.test.lib.net.URIBuilder;

public class GetResponseCode implements Runnable {

    ServerSocket ss;

    /*
     * Our "http" server to return a 404
     */
    public void run() {
        try {
            Socket s = ss.accept();

            PrintStream out = new PrintStream(
                                 new BufferedOutputStream(
                                    s.getOutputStream() ));

            /* send the header */
            out.print("HTTP/1.1 404 Not Found\r\n");
            out.print("Content-Type: text/html; charset=iso-8859-1\r\n");
            out.print("Connection: close\r\n");
            out.print("\r\n");
            out.print("<HTML>");
            out.print("<HEAD><TITLE>404 Not Found</TITLE></HEAD>");
            out.print("<BODY>The requested URL was not found.</BODY>");
            out.print("</HTML>");
            out.flush();

            /*
             * Sleep added to avoid connection reset
             * on the client side
             */
            Thread.sleep(1000);
            s.close();
            ss.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    GetResponseCode() throws Exception {

        /* start the server */
        ss = new ServerSocket();
        ss.bind(new InetSocketAddress(InetAddress.getLoopbackAddress(), 0));
        (new Thread(this)).start();

        /* establish http connection to server */
        URL url = URIBuilder.newBuilder()
                .scheme("http")
                .loopback()
                .port(ss.getLocalPort())
                .path("/missing.nohtml")
                .toURL();

        HttpURLConnection http = (HttpURLConnection) url.openConnection(Proxy.NO_PROXY);

        int respCode = http.getResponseCode();

        http.disconnect();

    }

    public static void main(String args[]) throws Exception {
        new GetResponseCode();
    }

}