1 /*
   2  * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  */
  24 
  25 /**
  26  * @test
  27  * @bug 8087112
  28  * @modules java.httpclient
  29  *          jdk.httpserver
  30  * @run main/othervm ImmutableHeaders
  31  * @summary ImmutableHeaders
  32  */
  33 
  34 import com.sun.net.httpserver.HttpContext;
  35 import com.sun.net.httpserver.HttpExchange;
  36 import com.sun.net.httpserver.HttpHandler;
  37 import com.sun.net.httpserver.HttpServer;
  38 import com.sun.net.httpserver.Headers;
  39 import java.io.IOException;
  40 import java.io.InputStream;
  41 import java.io.OutputStream;
  42 import java.net.InetSocketAddress;
  43 import java.net.PasswordAuthentication;
  44 import java.net.URI;
  45 import java.net.http.*;
  46 import java.util.concurrent.ExecutorService;
  47 import java.util.concurrent.Executors;
  48 import java.util.List;
  49 import static java.nio.charset.StandardCharsets.US_ASCII;
  50 
  51 public class ImmutableHeaders {
  52 
  53     final static String RESPONSE = "Hello world";
  54 
  55     public static void main(String[] args) throws Exception {
  56         HttpServer server = HttpServer.create(new InetSocketAddress(0), 10);
  57         ExecutorService e = Executors.newCachedThreadPool();
  58         Handler h = new Handler();
  59         HttpContext serverContext = server.createContext("/test", h);
  60         int port = server.getAddress().getPort();
  61         System.out.println("Server port = " + port);
  62 
  63         server.setExecutor(e);
  64         server.start();
  65         HttpClient client = HttpClient.create()
  66                                       .build();
  67 
  68         try {
  69             URI uri = new URI("http://127.0.0.1:" + Integer.toString(port) + "/test/foo");
  70             HttpRequest req = client.request(uri)
  71                 .headers("X-Foo", "bar")
  72                 .headers("X-Bar", "foo")
  73                 .GET();
  74 
  75             try {
  76                 HttpHeaders hd = req.headers();
  77                 List<String> v = hd.allValues("X-Foo");
  78                 if (!v.get(0).equals("bar"))
  79                     throw new RuntimeException("Test failed");
  80                 v.add("XX");
  81                 throw new RuntimeException("Test failed");
  82             } catch (UnsupportedOperationException ex) {
  83             }
  84             HttpResponse resp = req.response();
  85             try {
  86                 HttpHeaders hd = resp.headers();
  87                 List<String> v = hd.allValues("X-Foo-Response");
  88                 if (!v.get(0).equals("resp"))
  89                     throw new RuntimeException("Test failed");
  90                 v.add("XX");
  91                 throw new RuntimeException("Test failed");
  92             } catch (UnsupportedOperationException ex) {
  93             }
  94 
  95         } finally {
  96             client.executorService().shutdownNow();
  97             server.stop(0);
  98             e.shutdownNow();
  99         }
 100         System.out.println("OK");
 101     }
 102 
 103    static class Handler implements HttpHandler {
 104 
 105         @Override
 106         public void handle(HttpExchange he) throws IOException {
 107             String method = he.getRequestMethod();
 108             InputStream is = he.getRequestBody();
 109             Headers h = he.getResponseHeaders();
 110             h.add("X-Foo-Response", "resp");
 111             he.sendResponseHeaders(200, RESPONSE.length());
 112             OutputStream os = he.getResponseBody();
 113             os.write(RESPONSE.getBytes(US_ASCII));
 114             os.close();
 115         }
 116 
 117    }
 118 }