OStringStream.H
Go to the documentation of this file.
1 /*---------------------------------------------------------------------------*\
2  ========= |
3  \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
4  \\ / O peration |
5  \\ / A nd | Copyright (C) 2011-2015 OpenFOAM Foundation
6  \\/ M anipulation |
7 -------------------------------------------------------------------------------
8 License
9  This file is part of OpenFOAM.
10 
11  OpenFOAM is free software: you can redistribute it and/or modify it
12  under the terms of the GNU General Public License as published by
13  the Free Software Foundation, either version 3 of the License, or
14  (at your option) any later version.
15 
16  OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
17  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18  FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
19  for more details.
20 
21  You should have received a copy of the GNU General Public License
22  along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
23 
24 Class
25  Foam::OStringStream
26 
27 Description
28  Output to memory buffer stream.
29 
30 SourceFiles
31  StringStreamsPrint.C
32 
33 \*---------------------------------------------------------------------------*/
34 
35 #ifndef OStringStream_H
36 #define OStringStream_H
37 
38 #include "OSstream.H"
39 #include <sstream>
40 
41 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
42 
43 namespace Foam
44 {
45 
46 /*---------------------------------------------------------------------------*\
47  Class OStringStream Declaration
48 \*---------------------------------------------------------------------------*/
49 
50 class OStringStream
51 :
52  public OSstream
53 {
54 
55 public:
56 
57  // Constructors
58 
59  //- Construct and set stream status
61  (
64  )
65  :
66  OSstream
67  (
68  *(new std::ostringstream()),
69  "OStringStream.sinkFile",
70  format,
71  version
72  )
73  {}
74 
75  //- Construct as copy
76  OStringStream(const OStringStream& oss)
77  :
78  OSstream
79  (
80  *(
81  new std::ostringstream
82  (
83  dynamic_cast<const std::ostringstream&>
84  (
85  oss.stdStream()
86  ).str()
87  )
88  ),
89  oss.name(),
90  oss.format(),
91  oss.version()
92  )
93  {}
94 
95 
96  //- Destructor
98  {
99  delete &dynamic_cast<std::ostringstream&>(stdStream());
100  }
101 
102 
103  // Member functions
104 
105  // Access
106 
107  //- Return the string
108  string str() const
109  {
110  return dynamic_cast<const std::ostringstream&>
111  (
112  stdStream()
113  ).str();
114  }
115 
116 
117  // Edit
118 
119  //- Rewind the OStringStream
120  void rewind()
121  {
122  stdStream().rdbuf()->pubseekpos(0);
123  }
124 
125 
126  // Print
127 
128  //- Print description to Ostream
129  void print(Ostream&) const;
130 };
131 
132 
133 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
134 
135 } // End namespace Foam
136 
137 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
138 
139 #endif
140 
141 // ************************************************************************* //
Generic output stream.
Definition: OSstream.H:51
versionNumber version() const
Return the stream version.
Definition: IOstream.H:399
string str() const
Return the string.
virtual ostream & stdStream()
Access to underlying std::ostream.
Definition: OSstream.H:178
~OStringStream()
Destructor.
Definition: OStringStream.H:96
Namespace for OpenFOAM.
OStringStream(streamFormat format=ASCII, versionNumber version=currentVersion)
Construct and set stream status.
Definition: OStringStream.H:60
streamFormat
Enumeration for the format of data in the stream.
Definition: IOstream.H:86
void rewind()
Rewind the OStringStream.
streamFormat format() const
Return current stream format.
Definition: IOstream.H:377
Output to memory buffer stream.
Definition: OStringStream.H:49
virtual const fileName & name() const
Return the name of the stream.
Definition: OSstream.H:88
void print(Ostream &) const
Print description to Ostream.
An Ostream is an abstract base class for all output systems (streams, files, token lists...
Definition: Ostream.H:53
Version number type.
Definition: IOstream.H:96
static const versionNumber currentVersion
Current version number.
Definition: IOstream.H:206