103 lines
3.4 KiB
Java
103 lines
3.4 KiB
Java
/*
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* Copyright 2000-2005 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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/*
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* @test
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* @bug 4392195
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* @summary Infinite loop in sun.net.www.http.KeepAliveStream [due to skip()]
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* @run main/othervm/timeout=30 KeepAliveStreamClose
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*/
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import java.net.*;
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import java.io.*;
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public class KeepAliveStreamClose {
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static class XServer extends Thread {
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ServerSocket srv;
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Socket s;
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InputStream is;
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OutputStream os;
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XServer (ServerSocket s) {
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srv = s;
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}
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Socket getSocket () {
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return (s);
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}
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// simulated HTTP server response
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static String response = "HTTP/1.1 200 OK\nDate: Thu, 07 Dec 2000 11:32:28 GMT\n"+
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"Server: Apache/1.3.6 (Unix)\nKeep-Alive: timeout=15, max=100\nConnection: Keep-Alive\n"+
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"Content-length: 255\nContent-Type: text/html\n\n";
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public void run() {
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try {
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s = srv.accept ();
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is = s.getInputStream ();
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os = s.getOutputStream ();
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// read the first ten bytes
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for (int i=0; i<10; i++) {
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is.read();
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}
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os.write (response.getBytes());
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for (int i=0; i<255; i++) {
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os.write ("X".getBytes());
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Thread.sleep (1000);
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}
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} catch (Exception e) {
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}
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}
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}
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/*
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* If the server closes the connection at the same time as the client
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* does, then the client will hang (jdk1.3) because KeepAliveStream.skip
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* is returning zero and the calling close() stays in a loop
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*/
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public static void main (String[] args) {
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try {
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ServerSocket serversocket = new ServerSocket (0);
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int port = serversocket.getLocalPort ();
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XServer server = new XServer (serversocket);
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server.start ();
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URL url = new URL ("http://localhost:"+port);
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URLConnection urlc = url.openConnection ();
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InputStream is = urlc.getInputStream ();
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int i=0, c;
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while ((c=is.read())!= -1) {
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i++;
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if (i == 5) {
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server.getSocket().close ();
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is.close();
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break;
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}
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}
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} catch (Exception e) {
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e.printStackTrace();
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throw new RuntimeException ("Unexpected exception");
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}
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}
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}
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