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/*
* ====================================================================
* 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 ch.boye.httpclientandroidlib.conn.socket;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.Socket;
import ch.boye.httpclientandroidlib.HttpHost;
import ch.boye.httpclientandroidlib.protocol.HttpContext;
/**
* A factory for creating and connecting connection sockets.
*
* @since 4.3
*/
public interface ConnectionSocketFactory {
/**
* Creates new, unconnected socket. The socket should subsequently be passed to
* {@link #connectSocket(int, Socket, HttpHost, InetSocketAddress, InetSocketAddress,
* HttpContext) connectSocket} method.
*
* @return a new socket
*
* @throws IOException if an I/O error occurs while creating the socket
*/
Socket createSocket(HttpContext context) throws IOException;
/**
* Connects the socket to the target host with the given resolved remote address.
*
* @param connectTimeout connect timeout.
* @param sock the socket to connect, as obtained from {@link #createSocket(HttpContext)}.
* <code>null</code> indicates that a new socket should be created and connected.
* @param host target host as specified by the caller (end user).
* @param remoteAddress the resolved remote address to connect to.
* @param localAddress the local address to bind the socket to, or <code>null</code> for any.
* @param context the actual HTTP context.
*
* @return the connected socket. The returned object may be different
* from the <code>sock</code> argument if this factory supports
* a layered protocol.
*
* @throws IOException if an I/O error occurs
*/
Socket connectSocket(
int connectTimeout,
Socket sock,
HttpHost host,
InetSocketAddress remoteAddress,
InetSocketAddress localAddress,
HttpContext context) throws IOException;
}
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