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* Copyright ( c ) 2015 , 2019 , 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 .
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*/
/*
* @ test
* @ bug 7178362
* @ run main / othervm BadProxySelector
*/
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.Proxy;
import java.net.ProxySelector;
import java.net.Socket;
import java.net.SocketAddress;
import java.net.ServerSocket;
import java.net.URI;
import java.util.ArrayList;
import java.util.List;
import java.io.*;
public class BadProxySelector {
public static void main(String[] args) throws Exception {
ProxySelector.setDefault(new HTTPProxySelector());
try (ServerSocket ss = new ServerSocket(0 , 0 , InetAddress.getLocalHost());
Socket s1 = new Socket(ss.getInetAddress(), ss.getLocalPort());
Socket s2 = ss.accept()) {
}
ProxySelector.setDefault(new NullHTTPProxySelector());
try (ServerSocket ss = new ServerSocket(0 , 0 , InetAddress.getLocalHost());
Socket s1 = new Socket(ss.getInetAddress(), ss.getLocalPort());
Socket s2 = ss.accept()) {
}
}
// always returns bogus HTTP proxies
private static class HTTPProxySelector extends ProxySelector {
@Override
public void connectFailed(URI uri, SocketAddress sa, IOException ioe) {}
@Override
public List<Proxy> select(URI uri) {
System.out.println(this .getClass().getSimpleName() + " called for " + uri);
List<Proxy> proxies = new ArrayList<>();
proxies.add(new Proxy(Proxy.Type.HTTP,
new InetSocketAddress("localhost" , 0 )));
proxies.add(new Proxy(Proxy.Type.HTTP,
new InetSocketAddress("localhost" , 0 )));
return proxies;
}
}
private static class NullHTTPProxySelector extends ProxySelector {
@Override
public void connectFailed(URI uri, SocketAddress sa, IOException ioe) {}
@Override
public List<Proxy> select(URI uri) {
System.out.println(this .getClass().getSimpleName() + " called for " + uri);
List<Proxy> proxies = new ArrayList<>();
proxies.add(null );
proxies.add(new Proxy(Proxy.Type.HTTP,
new InetSocketAddress("localhost" , 0 )));
return proxies;
}
}
}
Messung V0.5 in Prozent C=94 H=92 G=92
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