SocketFactory


1   /*
2    * Copyright (C) The Spice Group. All rights reserved.
3    *
4    * This software is published under the terms of the Spice
5    * Software License version 1.1, a copy of which has been included
6    * with this distribution in the LICENSE.txt file.
7    */
8   package org.codehaus.spice.netserve.sockets;
9   
10  import java.io.IOException  ;
11  import java.net.InetAddress  ;
12  import java.net.Socket  ;
13  
14  /**
15   * Service used to create client sockets. The factory is used so that
16   * the exact socket type and underlying transport is abstracted. The
17   * sockets created could be proxied, SSL enabled, TLS enabled etc.
18   * However clients just care that they return sockets.
19   *
20   * @author Peter Donald
21   * @version $Revision: 1.2 $ $Date: 2004/03/21 23:43:00 $
22   */
23  public interface SocketFactory
24  {
25      /**
26       * Create a socket that connects to specified remote address.
27       *
28       * @param address the remote address
29       * @param port the remote port
30       * @return the socket connected to remote address
31       * @throws IOException if unable to create socket
32       */
33      Socket   createSocket( InetAddress   address, int port )
34          throws IOException  ;
35  
36      /**
37       * Create a socket that connects to specified remote address and
38       * originates from specified local address.
39       *
40       * @param address the remote address
41       * @param port the remote port
42       * @param localAddress the local address
43       * @param localPort the local port
44       * @return the socket connected to remote address
45       * @throws IOException if unable to create socket
46       */
47      Socket   createSocket( InetAddress   address, int port,
48                           InetAddress   localAddress, int localPort )
49          throws IOException  ;
50  }
51
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