/*
* Copyright ( c ) 2012 , 2019 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
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* 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 .
*
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*/
/*
* @ test
* @ bug 7133367
* @ modules jdk . httpserver
* @ library / test / lib
* @ summary ResponseCache . put should not be called when setUseCaches ( false )
*/
import java.net.*;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import com.sun.net.httpserver.HttpExchange;
import com.sun.net.httpserver.HttpHandler;
import com.sun.net.httpserver.HttpServer;
import jdk.test.lib.net.URIBuilder;
public class NoCache
{
public static void main(String[] args) throws IOException {
ResponseCache.setDefault(new ThrowingCache());
HttpServer server = startHttpServer();
try {
URL url = URIBuilder.newBuilder()
.scheme("http" )
.host(server.getAddress().getAddress())
.port(server.getAddress().getPort())
.path("/NoCache/" )
.toURLUnchecked();
URLConnection uc = url.openConnection(Proxy.NO_PROXY);
uc.setUseCaches(false );
uc.getInputStream().close();
} finally {
server.stop(0 );
// clear the system-wide cache handler, samevm/agentvm mode
ResponseCache.setDefault(null );
}
}
static class ThrowingCache extends ResponseCache {
@Override
public CacheResponse get(URI uri, String rqstMethod,
Map<String,List<String>> rqstHeaders) {
throw new RuntimeException("ResponseCache.get should not be called" );
}
@Override
public CacheRequest put(URI uri, URLConnection conn) {
throw new RuntimeException("ResponseCache.put should not be called" );
}
}
// HTTP Server
static HttpServer startHttpServer() throws IOException {
HttpServer httpServer = HttpServer.create(new InetSocketAddress(InetAddress.getLocalHost(), 0 ), 0 );
httpServer.createContext("/NoCache/" , new SimpleHandler());
httpServer.start();
return httpServer;
}
static class SimpleHandler implements HttpHandler {
@Override
public void handle(HttpExchange t) throws IOException {
t.sendResponseHeaders(200 , -1 );
t.close();
}
}
}
Messung V0.5 in Prozent C=90 H=92 G=90
¤ Dauer der Verarbeitung: 0.17 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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