| /* |
| * Copyright (c) 2007, 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 6518816 |
| * @run main/othervm B6518816 |
| */ |
| |
| import java.net.*; |
| import java.util.*; |
| import java.io.*; |
| import com.sun.net.httpserver.*; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.ExecutorService; |
| |
| public class B6518816 |
| { |
| com.sun.net.httpserver.HttpServer httpServer; |
| ExecutorService executorService; |
| |
| public static void main(String[] args) |
| { |
| new B6518816(); |
| } |
| |
| public B6518816() |
| { |
| try { |
| startHttpServer(); |
| doClient(); |
| } catch (IOException ioe) { |
| System.err.println(ioe); |
| } |
| } |
| |
| final static int MAX_CONNS = 10; |
| final static int TEN_MB = 10 * 1024 * 1024; |
| static boolean stopped = false; |
| |
| /* |
| * we send approx 100MB and if more than 90MB is retained |
| * then the bug is still there |
| */ |
| void doClient() { |
| |
| try { |
| InetSocketAddress address = httpServer.getAddress(); |
| List<HttpURLConnection> conns = new LinkedList<HttpURLConnection>(); |
| |
| long totalmem1=0, totalmem2=0; |
| System.gc(); |
| Runtime runtime = Runtime.getRuntime(); |
| totalmem1 = runtime.totalMemory() - runtime.freeMemory(); |
| System.out.println ("Sending " + (TEN_MB*MAX_CONNS/1024) + " KB"); |
| System.out.println ("At start: " + totalmem1/1024 + " KB"); |
| |
| byte [] buf = new byte [TEN_MB]; |
| |
| for (int j=0; j<MAX_CONNS; j++) { |
| |
| URL url = new URL("http://localhost:"+address.getPort()+"/test/"); |
| HttpURLConnection uc = (HttpURLConnection)url.openConnection(); |
| uc.setDoOutput (true); |
| OutputStream os = uc.getOutputStream (); |
| os.write (buf); |
| InputStream is = uc.getInputStream(); |
| int resp = uc.getResponseCode(); |
| if (resp != 200) { |
| throw new RuntimeException("Failed: Part 1, Response code is not 200"); |
| } |
| while (is.read() != -1) ; |
| is.close(); |
| |
| conns.add (uc); |
| } |
| httpServer.stop(1); |
| httpServer = null; |
| executorService.shutdown(); |
| executorService = null; |
| stopped = true; |
| buf = null; |
| System.runFinalization(); |
| try {Thread.sleep (1000); } catch (InterruptedException e){} |
| System.gc(); |
| try {Thread.sleep (1000); } catch (InterruptedException e){} |
| System.gc(); |
| totalmem2 = runtime.totalMemory() - runtime.freeMemory(); |
| System.out.println ("At end: " + totalmem2/1024 + " KB"); |
| long diff = (totalmem2 - totalmem1) ;; |
| System.out.println ("Diff " + diff/1024 + " kbytes "); |
| if (diff > (TEN_MB*MAX_CONNS*0.9)) { |
| /* if >= 90 MB retained, then problem still there */ |
| throw new RuntimeException ("Excessive memory retained"); |
| } |
| |
| } catch (IOException e) { |
| e.printStackTrace(); |
| throw new RuntimeException ("IOException"); |
| } finally { |
| if (!stopped) { |
| httpServer.stop(1); |
| executorService.shutdown(); |
| } |
| } |
| } |
| |
| /** |
| * Http Server |
| */ |
| public void startHttpServer() throws IOException { |
| httpServer = com.sun.net.httpserver.HttpServer.create(new InetSocketAddress(0), 0); |
| |
| // create HttpServer context for Part 1. |
| HttpContext ctx = httpServer.createContext("/test/", new MyHandler()); |
| |
| executorService = Executors.newCachedThreadPool(); |
| httpServer.setExecutor(executorService); |
| httpServer.start(); |
| } |
| |
| class MyHandler implements HttpHandler { |
| public void handle(HttpExchange t) throws IOException { |
| InputStream is = t.getRequestBody(); |
| Headers reqHeaders = t.getRequestHeaders(); |
| Headers resHeaders = t.getResponseHeaders(); |
| byte[] buf = new byte [16 * 1024]; |
| while (is.read (buf) != -1) ; |
| t.sendResponseHeaders(200, -1); |
| t.close(); |
| } |
| } |
| |
| } |