/*
* $HeadURL: https://svn.apache.org/repos/asf/jakarta/httpcomponents/httpcore/tags/4.0-alpha2/src/java/org/apache/http/impl/DefaultHttpProxyConnection.java $
* $Revision: 376961 $
* $Date: 2006-02-11 11:32:50 +0100 (Sat, 11 Feb 2006) $
*
* ====================================================================
*
* Copyright 1999-2006 The Apache Software Foundation
*
* Licensed 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.impl;
import java.io.IOException;
import java.net.InetAddress;
import java.net.Socket;
import org.apache.http.HttpHost;
import org.apache.http.HttpProxyConnection;
import org.apache.http.Scheme;
import org.apache.http.ProxyHost;
import org.apache.http.io.SecureSocketFactory;
import org.apache.http.io.SocketFactory;
import org.apache.http.params.HttpParams;
/**
* Default implementation of a client-side connection through a proxy.
*
* @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a>
*
* @version $Revision: 376961 $
*
* @since 4.0
*/
public class DefaultHttpProxyConnection
extends DefaultHttpClientConnection implements HttpProxyConnection {
private volatile HttpHost tunneltarget = null;
private volatile boolean secure = false;
public DefaultHttpProxyConnection(final ProxyHost proxyhost, final InetAddress localAddress) {
super(proxyhost, localAddress);
}
public DefaultHttpProxyConnection(final ProxyHost proxyhost) {
this(proxyhost, null);
}
public void close() throws IOException {
this.tunneltarget = null;
this.secure = false;
super.close();
}
public void tunnelTo(final HttpHost targetHost, final HttpParams params)
throws IOException {
if (targetHost == null) {
throw new IllegalArgumentException("Target host may not be null");
}
if (params == null) {
throw new IllegalArgumentException("HTTP parameters may not be null");
}
if (this.tunneltarget != null) {
throw new IllegalStateException("Secure tunnel to " +
this.tunneltarget + " is already active");
}
assertOpen();
Scheme protocol = targetHost.getScheme();
SocketFactory socketfactory = protocol.getSocketFactory();
if (socketfactory instanceof SecureSocketFactory) {
Socket socket = ((SecureSocketFactory)socketfactory)
.createSocket(
this.socket,
targetHost.getHostName(),
targetHost.getPort(),
true);
bind(socket, params);
this.secure = true;
} else {
this.secure = false;
}
this.tunneltarget = targetHost;
}
public HttpHost getTunnelTarget() {
return this.tunneltarget;
}
public boolean isTunnelActive() {
return this.tunneltarget != null;
}
public boolean isSecure() {
return this.secure;
}
}