Network/connectionpool.h

   1 /*
   2  * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved.
   3  *
   4  * The contents of this file constitute Original Code as defined in and are
   5  * subject to the Apple Public Source License Version 1.2 (the 'License').
   6  * You may not use this file except in compliance with the License. Please obtain
   7  * a copy of the License at http://www.apple.com/publicsource and read it before
   8  * using this file.
   9  *
  10  * This Original Code and all software distributed under the License are
  11  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
  12  * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
  13  * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
  14  * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
  15  * specific language governing rights and limitations under the License.
  16  */
  17
  18
  19 //
  20 // connectionpool - manage pool of active, unused Connection objects
  21 //
  22 #ifndef _H_CONNECTIONPOOL
  23 #define _H_CONNECTIONPOOL
  24
  25 #include "target.h"
  26 #include <map>
  27
  28 namespace Security {
  29 namespace Network {
  30
  31
  32 class Connection;
  33
  34
  35 //
  36 // There is exactly one InternetAccessManager object per process.
  37 //
  38 class ConnectionPool {
  39 public:
  40     ConnectionPool() { }
  41     ~ConnectionPool() { purge(); }
  42
  43     Connection *get(const HostTarget &host);
  44     void retain(Connection *connection);
  45     bool remove(Connection *connection);
  46
  47     void purge();
  48
  49 private:
  50     typedef multimap<HostTarget, Connection *> ConnectionMap;
  51     ConnectionMap mConnections;                         // set of active connections
  52 };
  53
  54
  55 }       // end namespace Network
  56 }       // end namespace Security
  57
  58
  59 #endif /* _H_CONNECTIONPOOL */