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<h1>backup.cc</h1><a href="backup_8cc.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">///</span>
<a name="l00002"></a>00002 <span class="comment"></span><span class="comment">/// \file backup.cc</span>
<a name="l00003"></a>00003 <span class="comment"></span><span class="comment">/// Special parser class to support creation of Barry Backup files</span>
<a name="l00004"></a>00004 <span class="comment"></span><span class="comment">///</span>
<a name="l00005"></a>00005 <span class="comment"></span>
<a name="l00006"></a>00006 <span class="comment">/*</span>
<a name="l00007"></a>00007 <span class="comment"> Copyright (C) 2010-2011, Net Direct Inc. (http://www.netdirect.ca/)</span>
<a name="l00008"></a>00008 <span class="comment"></span>
<a name="l00009"></a>00009 <span class="comment"> This program is free software; you can redistribute it and/or modify</span>
<a name="l00010"></a>00010 <span class="comment"> it under the terms of the GNU General Public License as published by</span>
<a name="l00011"></a>00011 <span class="comment"> the Free Software Foundation; either version 2 of the License, or</span>
<a name="l00012"></a>00012 <span class="comment"> (at your option) any later version.</span>
<a name="l00013"></a>00013 <span class="comment"></span>
<a name="l00014"></a>00014 <span class="comment"> This program is distributed in the hope that it will be useful,</span>
<a name="l00015"></a>00015 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00016"></a>00016 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.</span>
<a name="l00017"></a>00017 <span class="comment"></span>
<a name="l00018"></a>00018 <span class="comment"> See the GNU General Public License in the COPYING file at the</span>
<a name="l00019"></a>00019 <span class="comment"> root directory of this project for more details.</span>
<a name="l00020"></a>00020 <span class="comment">*/</span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="preprocessor">#include "<a class="code" href="backup_8h.html" title="Special parser class to support creation of Barry Backup files.">backup.h</a>"</span>
<a name="l00023"></a>00023 <span class="preprocessor">#include "<a class="code" href="tarfile_8h.html" title="API for reading and writing sequentially from compressed tar files.">tarfile.h</a>"</span>
<a name="l00024"></a>00024 <span class="preprocessor">#include "<a class="code" href="error_8h.html" title="Common exception classes for the Barry library.">error.h</a>"</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <sstream></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <iomanip></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <iostream></span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="keyword">namespace </span>Barry {
<a name="l00030"></a>00030
<a name="l00031"></a>00031 Backup::Backup(<span class="keyword">const</span> std::string &tarpath)
<a name="l00032"></a>00032 {
<a name="l00033"></a>00033 <span class="keywordflow">try</span> {
<a name="l00034"></a>00034 m_tar.reset( <span class="keyword">new</span> reuse::TarFile(tarpath.c_str(), <span class="keyword">true</span>,
<a name="l00035"></a>00035 &reuse::gztar_ops_nonthread, <span class="keyword">true</span>) );
<a name="l00036"></a>00036 }
<a name="l00037"></a>00037 <span class="keywordflow">catch</span>( reuse::TarFile::TarError &te ) {
<a name="l00038"></a>00038 <span class="keywordflow">throw</span> <a class="code" href="classBarry_1_1BackupError.html" title="Thrown by the Backup parser class when there is a problem with the low level file...">Barry::BackupError</a>(te.what());
<a name="l00039"></a>00039 }
<a name="l00040"></a>00040 }
<a name="l00041"></a>00041
<a name="l00042"></a>00042 Backup::~Backup()
<a name="l00043"></a>00043 {
<a name="l00044"></a>00044 <span class="keywordflow">try</span> {
<a name="l00045"></a>00045 Close();
<a name="l00046"></a>00046 }
<a name="l00047"></a>00047 <span class="keywordflow">catch</span>( <a class="code" href="classBarry_1_1BackupError.html" title="Thrown by the Backup parser class when there is a problem with the low level file...">Barry::BackupError</a> & ) {
<a name="l00048"></a>00048 <span class="comment">// throw it away</span>
<a name="l00049"></a>00049 }
<a name="l00050"></a>00050 }
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="keywordtype">void</span> Backup::Close()
<a name="l00053"></a>00053 {
<a name="l00054"></a>00054 <span class="keywordflow">if</span>( m_tar.get() ) <span class="keywordflow">try</span> {
<a name="l00055"></a>00055 m_tar->Close();
<a name="l00056"></a>00056 m_tar.reset();
<a name="l00057"></a>00057 }
<a name="l00058"></a>00058 <span class="keywordflow">catch</span>( reuse::TarFile::TarError &te ) {
<a name="l00059"></a>00059 <span class="keywordflow">throw</span> <a class="code" href="classBarry_1_1BackupError.html" title="Thrown by the Backup parser class when there is a problem with the low level file...">Barry::BackupError</a>(te.what());
<a name="l00060"></a>00060 }
<a name="l00061"></a>00061 }
<a name="l00062"></a>00062
<a name="l00063"></a>00063 <span class="comment"></span>
<a name="l00064"></a>00064 <span class="comment">//////////////////////////////////////////////////////////////////////////////</span>
<a name="l00065"></a>00065 <span class="comment"></span><span class="comment">// Barry::Parser overrides</span>
<a name="l00066"></a>00066
<a name="l00067"></a>00067 <span class="keywordtype">void</span> Backup::ParseRecord(<span class="keyword">const</span> <a class="code" href="classBarry_1_1DBData.html" title="Database record data class.">Barry::DBData</a> &data,
<a name="l00068"></a>00068 <span class="keyword">const</span> <a class="code" href="classBarry_1_1IConverter.html" title="Main charset conversion class, primarily focused on converting between the Blackberry...">Barry::IConverter</a> *ic)
<a name="l00069"></a>00069 {
<a name="l00070"></a>00070 m_current_dbname = data.<a class="code" href="classBarry_1_1DBData.html#37303ba0c4008a8afe0e5f09b823812e">GetDBName</a>();
<a name="l00071"></a>00071
<a name="l00072"></a>00072 std::ostringstream oss;
<a name="l00073"></a>00073 oss << std::hex << data.<a class="code" href="classBarry_1_1DBData.html#2a0106c7330842c455fc5393a3abfbc7">GetUniqueId</a>()
<a name="l00074"></a>00074 << <span class="stringliteral">" "</span> << (<span class="keywordtype">unsigned</span> int)data.<a class="code" href="classBarry_1_1DBData.html#07523eb3b1dcfd99a917a184b61cb10a">GetRecType</a>();
<a name="l00075"></a>00075 m_tar_id_text = oss.str();
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="keywordflow">if</span>( m_current_dbname.size() == 0 )
<a name="l00078"></a>00078 <span class="keywordflow">throw</span> <a class="code" href="classBarry_1_1BackupError.html" title="Thrown by the Backup parser class when there is a problem with the low level file...">Barry::BackupError</a>(<span class="stringliteral">"Backup: No database name available"</span>);
<a name="l00079"></a>00079 <span class="keywordflow">if</span>( m_tar_id_text.size() == 0 )
<a name="l00080"></a>00080 <span class="keywordflow">throw</span> <a class="code" href="classBarry_1_1BackupError.html" title="Thrown by the Backup parser class when there is a problem with the low level file...">Barry::BackupError</a>(<span class="stringliteral">"Backup: No unique ID available!"</span>);
<a name="l00081"></a>00081
<a name="l00082"></a>00082 m_record_data.assign(
<a name="l00083"></a>00083 (<span class="keyword">const</span> <span class="keywordtype">char</span>*)data.<a class="code" href="classBarry_1_1DBData.html#a7cacc9655376447ffbf3aa4d664a03b">GetData</a>().GetData() + data.<a class="code" href="classBarry_1_1DBData.html#5b301bfdcda5a74ccfd3f7e54fd69d99">GetOffset</a>(),
<a name="l00084"></a>00084 data.<a class="code" href="classBarry_1_1DBData.html#a7cacc9655376447ffbf3aa4d664a03b">GetData</a>().GetSize() - data.<a class="code" href="classBarry_1_1DBData.html#5b301bfdcda5a74ccfd3f7e54fd69d99">GetOffset</a>());
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="comment">// save to tarball</span>
<a name="l00087"></a>00087 std::string tarname = m_current_dbname + <span class="stringliteral">"/"</span> + m_tar_id_text;
<a name="l00088"></a>00088 m_tar->AppendFile(tarname.c_str(), m_record_data);
<a name="l00089"></a>00089 }
<a name="l00090"></a>00090
<a name="l00091"></a>00091 } <span class="comment">// namespace Barry</span>
<a name="l00092"></a>00092
</pre></div></div>
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