/*
* $Header: /home/cvs/jakarta-commons/httpclient/src/java/org/apache/commons/httpclient/protocol/ProtocolSocketFactory.java,v 1.5.2.1 2004/01/30 19:23:15 mbecke Exp $
* $Revision: 1.5.2.1 $
* $Date: 2004/01/30 19:23:15 $
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 2002-2003 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Commons", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [email protected].
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* 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/>.
*
* [Additional notices, if required by prior licensing conditions]
*
*/
package org.apache.commons.httpclient.protocol;
import java.io.IOException;
import java.net.InetAddress;
import java.net.Socket;
import java.net.UnknownHostException;
/**
* A factory for creating Sockets.
*
* <p>Both {@link java.lang.Object#equals(java.lang.Object) Object.equals()} and
* {@link java.lang.Object#hashCode() Object.hashCode()} should be overridden appropriately.
* Protocol socket factories are used to uniquely identify <code>Protocol</code>s and
* <code>HostConfiguration</code>s, and <code>equals()</code> and <code>hashCode()</code> are
* required for the correct operation of some connection managers.</p>
*
* @see Protocol
*
* @author Michael Becke
* @author <a href="mailto:[email protected]">Mike Bowler</a>
*
* @since 2.0
*/
public interface ProtocolSocketFactory {
/**
* Gets a new socket connection to the given host.
*
* @param host the host name/IP
* @param port the port on the host
* @param clientHost the local host name/IP to bind the socket to
* @param clientPort the port on the local machine
*
* @return Socket a new socket
*
* @throws IOException if an I/O error occurs while creating the socket
* @throws UnknownHostException if the IP address of the host cannot be
* determined
*/
Socket createSocket(
String host,
int port,
InetAddress clientHost,
int clientPort
) throws IOException, UnknownHostException;
/**
* Gets a new socket connection to the given host.
*
* @param host the host name/IP
* @param port the port on the host
*
* @return Socket a new socket
*
* @throws IOException if an I/O error occurs while creating the socket
* @throws UnknownHostException if the IP address of the host cannot be
* determined
*/
Socket createSocket(
String host,
int port
) throws IOException, UnknownHostException;
}
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