122 lines
4.2 KiB
Java
122 lines
4.2 KiB
Java
/*
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* Copyright (c) 2003, 2022, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 4696512
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* @summary HTTP client: Improve proxy server configuration and selection
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* @library /test/lib
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* @compile ProxyTest.java
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* @run main/othervm -Dhttp.proxyHost=inexistant -Dhttp.proxyPort=8080 ProxyTest
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*/
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.PrintWriter;
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import java.net.HttpURLConnection;
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import java.net.InetAddress;
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import java.net.InetSocketAddress;
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import java.net.Proxy;
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import java.net.ProxySelector;
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import java.net.SocketAddress;
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import java.net.URI;
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import java.net.URL;
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import java.nio.charset.Charset;
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import java.util.List;
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import java.util.concurrent.Executors;
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import com.sun.net.httpserver.HttpExchange;
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import com.sun.net.httpserver.HttpHandler;
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import com.sun.net.httpserver.HttpServer;
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import jdk.test.lib.net.URIBuilder;
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public class ProxyTest {
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static HttpServer server;
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public ProxyTest() {
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}
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static public class MyProxySelector extends ProxySelector {
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private static volatile URI lastURI;
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private final static List<Proxy> NO_PROXY = List.of(Proxy.NO_PROXY);
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public java.util.List<Proxy> select(URI uri) {
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System.out.println("Selecting no proxy for " + uri);
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lastURI = uri;
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return NO_PROXY;
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}
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public void connectFailed(URI uri, SocketAddress sa, IOException ioe) {
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}
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public static URI lastURI() { return lastURI; }
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}
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public static void main(String[] args) {
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ProxySelector defSelector = ProxySelector.getDefault();
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if (defSelector == null)
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throw new RuntimeException("Default ProxySelector is null");
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ProxySelector.setDefault(new MyProxySelector());
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try {
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InetAddress loopback = InetAddress.getLoopbackAddress();
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server = HttpServer.create(new InetSocketAddress(loopback, 0), 10, "/", new ProxyTestHandler());
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server.setExecutor(Executors.newSingleThreadExecutor());
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server.start();
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URL url = URIBuilder.newBuilder()
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.scheme("http")
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.loopback()
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.port(server.getAddress().getPort())
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.toURL();
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System.out.println("client opening connection to: " + url);
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HttpURLConnection urlc = (HttpURLConnection)url.openConnection();
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InputStream is = urlc.getInputStream();
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is.close();
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URI lastURI = MyProxySelector.lastURI();
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if (!String.valueOf(lastURI).equals(url + "/")) {
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throw new AssertionError("Custom proxy was not used: last URI was " + lastURI);
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}
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} catch (Exception e) {
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throw new RuntimeException(e);
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} finally {
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if (server != null) {
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server.stop(1);
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}
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}
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}
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}
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class ProxyTestHandler implements HttpHandler {
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@Override
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public void handle(HttpExchange exchange) throws IOException {
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try {
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exchange.sendResponseHeaders(200, 0);
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} catch (IOException e) {
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e.printStackTrace();
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}
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try(PrintWriter pw = new PrintWriter(exchange.getResponseBody(), false, Charset.forName("UTF-8"))) {
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pw.print("Hello .");
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}
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}
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}
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