/*
* ====================================================================
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.http.examples.client;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.net.Socket;
import org.apache.http.HttpHost;
import org.apache.http.auth.UsernamePasswordCredentials;
import org.apache.http.impl.client.ProxyClient;
import org.apache.http.protocol.HTTP;
/**
* Example code for using {@link ProxyClient} in order to establish a tunnel through an HTTP proxy.
*/
public class ProxyTunnelDemo {
public final static void main(String[] args) throws Exception {
ProxyClient proxyClient = new ProxyClient();
HttpHost target = new HttpHost("www.yahoo.com", 80);
HttpHost proxy = new HttpHost("localhost", 8888);
UsernamePasswordCredentials credentials = new UsernamePasswordCredentials("user", "pwd");
Socket socket = proxyClient.tunnel(proxy, target, credentials);
try {
Writer out = new OutputStreamWriter(socket.getOutputStream(),
HTTP.DEFAULT_CONTENT_CHARSET);
out.write("GET / HTTP/1.1\r\n");
out.write("Host: " + target.toHostString() + "\r\n");
out.write("Agent: whatever\r\n");
out.write("Connection: close\r\n");
out.write("\r\n");
out.flush();
BufferedReader in = new BufferedReader(new InputStreamReader(socket.getInputStream(),
HTTP.DEFAULT_CONTENT_CHARSET));
String line = null;
while ((line = in.readLine()) != null) {
System.out.println(line);
}
} finally {
socket.close();
}
}
}