bes Updated for version 3.20.13
Connection.h
1// Connection.h
2
3// This file is part of bes, A C++ back-end server implementation framework
4// for the OPeNDAP Data Access Protocol.
5
6// Copyright (c) 2004-2009 University Corporation for Atmospheric Research
7// Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu>
8//
9// This library is free software; you can redistribute it and/or
10// modify it under the terms of the GNU Lesser General Public
11// License as published by the Free Software Foundation; either
12// version 2.1 of the License, or (at your option) any later version.
13//
14// This library is distributed in the hope that it will be useful,
15// but WITHOUT ANY WARRANTY; without even the implied warranty of
16// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17// Lesser General Public License for more details.
18//
19// You should have received a copy of the GNU Lesser General Public
20// License along with this library; if not, write to the Free Software
21// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22//
23// You can contact University Corporation for Atmospheric Research at
24// 3080 Center Green Drive, Boulder, CO 80301
25
26// (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005
27// Please read the full copyright statement in the file COPYRIGHT_UCAR.
28//
29// Authors:
30// pwest Patrick West <pwest@ucar.edu>
31// jgarcia Jose Garcia <jgarcia@ucar.edu>
32
33#ifndef Connection_h
34#define Connection_h 1
35
36#include <iostream>
37#include <string>
38#include <map>
39
40#include "BESObj.h"
41#include "Socket.h"
42
43class Connection: public BESObj {
44protected:
45 Socket *_mySock;
46 std::ostream *_out;
47 bool _brokenPipe;
48
49 Connection() :
50 _mySock(0), _out(0), _brokenPipe(false)
51 {
52 }
53
54 virtual void send(const std::string &buffer) = 0;
55 virtual void sendChunk(const std::string &buffer, std::map<std::string, std::string> &extensions) = 0;
56
57public:
58 virtual ~Connection()
59 {
60 }
61
62 virtual void initConnection() = 0;
63 virtual void closeConnection() = 0;
64
65 virtual std::string exit() = 0;
66
67 virtual void send(const std::string &buffer, std::map<std::string, std::string> &extensions) = 0;
68 virtual void sendExtensions(std::map<std::string, std::string> &extensions) = 0;
69 virtual void sendExit() = 0;
70 virtual bool receive(std::map<std::string, std::string> &extensions, std::ostream *strm = 0) = 0;
71
72 virtual Socket * getSocket()
73 {
74 return _mySock;
75 }
76
77 virtual bool isConnected()
78 {
79 if (_mySock) return _mySock->isConnected();
80 return false;
81 }
82
83 virtual void setOutputStream(std::ostream *strm)
84 {
85 _out = strm;
86 }
87 virtual std::ostream * getOutputStream()
88 {
89 return _out;
90 }
91
92 virtual void brokenPipe()
93 {
94 _brokenPipe = true;
95 }
96
97 virtual unsigned int getRecvChunkSize() = 0;
98 virtual unsigned int getSendChunkSize() = 0;
99
100 virtual void dump(std::ostream &strm) const;
101};
102
103#endif // Connection_h
top level BES object to house generic methods
Definition: BESObj.h:54
virtual void dump(std::ostream &strm) const
dumps information about this object
Definition: Connection.cc:44
Definition: Socket.h:42