zipios  2.3.2
Zipios -- a small C++ library that provides easy access to .zip files.
gzipoutputstream.cpp
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1 /*
2  Zipios -- a small C++ library that provides easy access to .zip files.
3 
4  Copyright (C) 2000-2007 Thomas Sondergaard
5  Copyright (c) 2015-2022 Made to Order Software Corp. All Rights Reserved
6 
7  This library is free software; you can redistribute it and/or
8  modify it under the terms of the GNU Lesser General Public
9  License as published by the Free Software Foundation; either
10  version 2.1 of the License, or (at your option) any later version.
11 
12  This library is distributed in the hope that it will be useful,
13  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  Lesser General Public License for more details.
16 
17  You should have received a copy of the GNU Lesser General Public
18  License along with this library; if not, write to the Free Software
19  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21 
30 #include "gzipoutputstream.hpp"
31 
32 #include <fstream>
33 
34 
35 namespace zipios
36 {
37 
64  : m_ozf(std::make_unique<GZIPOutputStreambuf>(os.rdbuf(), compression_level))
65 {
66  init(m_ozf.get());
67 }
68 
69 
80 GZIPOutputStream::GZIPOutputStream(std::string const & filename, FileEntry::CompressionLevel compression_level)
81  : std::ostream(0)
82  , m_ofs(std::make_unique<std::ofstream>(filename.c_str(), std::ios::out | std::ios::binary))
83  , m_ozf(std::make_unique<GZIPOutputStreambuf>(m_ofs->rdbuf(), compression_level))
84 {
85  init(m_ozf.get());
86 }
87 
88 
94 {
95 }
96 
97 
107 void GZIPOutputStream::setFilename(std::string const & filename)
108 {
109  m_ozf->setFilename(filename);
110 }
111 
112 
121 void GZIPOutputStream::setComment(std::string const & comment)
122 {
123  m_ozf->setComment(comment);
124 }
125 
126 
136 {
137  m_ozf->close();
138  if(m_ofs)
139  {
140  m_ofs->close();
141  }
142 }
143 
144 
149 {
150  m_ozf->finish();
151 }
152 
153 
154 } // zipios namespace
155 
156 // Local Variables:
157 // mode: cpp
158 // indent-tabs-mode: nil
159 // c-basic-offset: 4
160 // tab-width: 4
161 // End:
162 
163 // vim: ts=4 sw=4 et
std::unique_ptr< GZIPOutputStreambuf > m_ozf
The zipios namespace includes the Zipios library definitions.
Definition: backbuffer.cpp:35
void setFilename(std::string const &filename)
Set the filename of a stream.
virtual ~GZIPOutputStream()
Destroy the output stream.
Save the output stream buffer.
void setComment(std::string const &comment)
Set a comment in the stream.
GZIPOutputStream(std::ostream &os, FileEntry::CompressionLevel compression_level)
Create a ZIP output stream object.
This file defines zipios::GZIPOutputStream.
int CompressionLevel
The compression level to be used to save an entry.
Definition: fileentry.hpp:85
void close()
Close the streams.
void finish()
Finishes the stream.
std::unique_ptr< std::ofstream > m_ofs