Responder.h
1 /*
2  * Copyright (C) 2012 by Marc Boris Duerner
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * As a special exception, you may use this file as part of a free
10  * software library without restriction. Specifically, if other files
11  * instantiate templates or use macros or inline functions from this
12  * file, or you compile this file and link it with other files to
13  * produce an executable, this file does not by itself cause the
14  * resulting executable to be covered by the GNU General Public
15  * License. This exception does not however invalidate any other
16  * reasons why the executable file might be covered by the GNU Library
17  * General Public License.
18  *
19  * This library is distributed in the hope that it will be useful,
20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22  * Lesser General Public License for more details.
23  *
24  * You should have received a copy of the GNU Lesser General Public
25  * License along with this library; if not, write to the Free Software
26  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
27  */
28 
29 #ifndef Pt_Http_Responder_h
30 #define Pt_Http_Responder_h
31 
32 #include <Pt/Http/Api.h>
33 
34 namespace Pt {
35 
36 namespace System {
37 class EventLoop;
38 }
39 
40 namespace Http {
41 
42 class Request;
43 class Reply;
44 class Service;
45 
48 class PT_HTTP_API Responder
49 {
50  public:
53  explicit Responder(Service& s);
54 
57  virtual ~Responder();
58 
62  { return _service; }
63 
66  const Service& service() const
67  { return _service; }
68 
71  void beginRequest(Request& request, Reply& reply, System::EventLoop& loop);
72 
75  void readRequest(Request& request, Reply& reply, System::EventLoop& loop);
76 
79  void beginReply(const Request& request, Reply& reply, System::EventLoop& loop);
80 
83  void writeReply(const Request& request, Reply& reply, System::EventLoop& loop);
84 
85  protected:
88  virtual void onBeginRequest(Request& request, Reply& reply, System::EventLoop& loop) = 0;
89 
92  virtual void onReadRequest(Request& request, Reply& reply, System::EventLoop& loop) = 0;
93 
96  virtual void onBeginReply(const Request& request, Reply& reply, System::EventLoop& loop) = 0;
97 
100  virtual void onWriteReply(const Request& request, Reply& reply, System::EventLoop& loop) = 0;
101 
102  private:
103  Service& _service;
104 };
105 
106 } // namespace Http
107 
108 } // namespace Pt
109 
110 #endif // Pt_Http_Responder_h
HTTP request message.
Definition: Request.h:43
HTTP service responder.
Definition: Responder.h:48
HTTP service.
Definition: Service.h:46
HTTP reply message.
Definition: Reply.h:43
const Service & service() const
Returns the service for which to respond.
Definition: Responder.h:66
Thread-safe event loop supporting I/O multiplexing and Timers.
Definition: EventLoop.h:72
Service & service()
Returns the service for which to respond.
Definition: Responder.h:61