1<html> 2<head> 3<!-- 4/* 5 * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk/module-client/src/main/java/org/apache/http/conn/routing/package.html $ 6 * $Revision: 613656 $ 7 * $Date: 2008-01-20 11:06:56 -0800 (Sun, 20 Jan 2008) $ 8 * 9 * ==================================================================== 10 * Licensed to the Apache Software Foundation (ASF) under one 11 * or more contributor license agreements. See the NOTICE file 12 * distributed with this work for additional information 13 * regarding copyright ownership. The ASF licenses this file 14 * to you under the Apache License, Version 2.0 (the 15 * "License"); you may not use this file except in compliance 16 * with the License. You may obtain a copy of the License at 17 * 18 * http://www.apache.org/licenses/LICENSE-2.0 19 * 20 * Unless required by applicable law or agreed to in writing, 21 * software distributed under the License is distributed on an 22 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 23 * KIND, either express or implied. See the License for the 24 * specific language governing permissions and limitations 25 * under the License. 26 * ==================================================================== 27 * 28 * This software consists of voluntary contributions made by many 29 * individuals on behalf of the Apache Software Foundation. For more 30 * information on the Apache Software Foundation, please see 31 * <http://www.apache.org/>. 32 * 33 */ 34--> 35</head> 36<body> 37The client-side route representation and tracking API, part of <i>HttpConn</i>. 38 39<p> 40An {@link org.apache.http.conn.routing.HttpRoute HttpRoute} 41is the path along which a request has to be sent to the server. 42The route starts at a local network address and may pass 43through one or more proxies before reaching the target. 44Routes through proxies can be tunnelled, and a layered protocol (TLS/SSL) 45might be put on top of the tunnel. 46The {@link org.apache.http.conn.routing.RouteTracker RouteTracker} 47helps in tracking the steps for establishing a route, while an 48{@link org.apache.http.conn.routing.HttpRouteDirector HttpRouteDirector} 49determines the next step to take. 50</p> 51 52 53<p> 54The {@link org.apache.http.conn.routing.HttpRoutePlanner HttpRoutePlanner} 55is responsible for determining a route to a given target host. 56Implementations must know about proxies to use, and about exemptions 57for hosts that should be contacted directly without a proxy. 58</p> 59 60 61</body> 62</html> 63