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/*
* Copyright (c) 1999, 2000, 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 4213164 8172253
@summary setIfModifiedSince mehtod in HttpURLConnection sometimes fails
*/
import java.util.*;
import java.io.*;
import java.net.*;
import java.text.*;
public class SetIfModifiedSince implements Runnable {
ServerSocket serverSock;
public void run() {
try {
Socket s = serverSock.accept();
InputStream in = s.getInputStream();
byte b[] = new byte[4096];
// assume we read the entire http request
// (bad assumption but okay for test case)
int nread = in.read(b);
// check the date format by the position of the comma
String request = new String(b, 0, nread);
int pos = request.indexOf("If-Modified-Since:");
int respCode = 200;
if (pos != -1) {
pos += "If-Modified-Since:".length() + 4;
if (pos < nread) {
if (request.charAt(pos) == (char)',') {
respCode = 304;
}
}
}
OutputStream o = s.getOutputStream();
if (respCode == 304) {
o.write( "HTTP/1.1 304 Not Modified".getBytes() );
} else {
o.write( "HTTP/1.1 200 OK".getBytes() );
}
o.write( (byte)'\r' );
o.write( (byte)'\n' );
o.write( (byte)'\r' );
o.write( (byte)'\n' );
o.flush();
} catch (Exception e) { }
}
public SetIfModifiedSince() throws Exception {
serverSock = new ServerSocket(0);
int port = serverSock.getLocalPort();
Thread thr = new Thread(this);
thr.start();
Date date = new Date(new Date().getTime()-1440000); // this time yesterday
URL url;
HttpURLConnection con;
//url = new URL(args[0]);
url = new URL("http://localhost:" + String.valueOf(port) +
"/anything");
con = (HttpURLConnection)url.openConnection(Proxy.NO_PROXY);
con.setIfModifiedSince(date.getTime());
con.connect();
int ret = con.getResponseCode();
if (ret == 304) {
System.out.println("Success!");
} else {
throw new RuntimeException("Test failed! Http return code using setIfModified method is:"+ret+"\nNOTE:some web servers are not implemented according to RFC, thus a failed test does not necessarily indicate a bug in setIfModifiedSince method");
}
}
public static void main(String args[]) throws Exception {
new SetIfModifiedSince();
}
}
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