| /* |
| * Copyright (c) 2000, 2010, 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 4258697 |
| * @summary Make sure that http CONTINUE status followed by invalid |
| * response doesn't cause HttpClient to recursively loop and |
| * eventually StackOverflow. |
| * |
| */ |
| import java.io.BufferedReader; |
| import java.io.InputStreamReader; |
| import java.io.IOException; |
| import java.io.PrintStream; |
| import java.net.ServerSocket; |
| import java.net.Socket; |
| import java.net.URL; |
| import java.net.HttpURLConnection; |
| |
| public class HttpContinueStackOverflow { |
| |
| static class Server implements Runnable { |
| int port; |
| ServerSocket serverSock ; |
| |
| Server() throws IOException { |
| serverSock = new ServerSocket(0); |
| } |
| |
| int getLocalPort() { |
| return serverSock.getLocalPort(); |
| } |
| |
| public void run() { |
| Socket sock = null; |
| try { |
| serverSock.setSoTimeout(10000); |
| sock = serverSock.accept(); |
| |
| /* setup streams and read http request */ |
| BufferedReader in = new BufferedReader( |
| new InputStreamReader(sock.getInputStream())); |
| PrintStream out = new PrintStream( sock.getOutputStream() ); |
| in.readLine(); |
| |
| /* send continue followed by invalid response */ |
| out.println("HTTP/1.1 100 Continue\r"); |
| out.println("\r"); |
| out.println("junk junk junk"); |
| out.flush(); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| } finally { |
| try { serverSock.close(); } catch (IOException unused) {} |
| try { sock.close(); } catch (IOException unused) {} |
| } |
| } |
| } |
| |
| HttpContinueStackOverflow() throws Exception { |
| /* create the server */ |
| Server s = new Server(); |
| (new Thread(s)).start(); |
| |
| /* connect to server, connect to server and get response code */ |
| URL url = new URL("http", "localhost", s.getLocalPort(), "anything.html"); |
| HttpURLConnection conn = (HttpURLConnection)url.openConnection(); |
| conn.getResponseCode(); |
| System.out.println("TEST PASSED"); |
| } |
| |
| public static void main(String args[]) throws Exception { |
| System.out.println("Testing 100-Continue"); |
| new HttpContinueStackOverflow(); |
| } |
| } |