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trademgen-doc-1.00.0-2.fc18.noarch.rpm

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<div class="title">DBManager.cpp</div>  </div>
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<a href="a00124.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">// //////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">// Import section</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">// //////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">// STL</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="preprocessor">#include &lt;cassert&gt;</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">// SOCI</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="preprocessor">#if defined(SOCI_HEADERS_BURIED)</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#include &lt;soci/core/soci.h&gt;</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="preprocessor">#include &lt;soci/backends/mysql/soci-mysql.h&gt;</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="preprocessor">#else // SOCI_HEADERS_BURIED</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#include &lt;soci/soci.h&gt;</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="preprocessor">#include &lt;soci/mysql/soci-mysql.h&gt;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor">#endif // SOCI_HEADERS_BURIED</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor"></span><span class="comment">// StdAir</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#include &lt;stdair/bom/AirlineStruct.hpp&gt;</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocessor">#include &lt;stdair/service/Logger.hpp&gt;</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment">// TraDemGen</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="a00125.html">trademgen/command/DBManager.hpp</a>&gt;</span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="keyword">namespace </span>TRADEMGEN {</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;  <span class="comment">// //////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;  <span class="keywordtype">void</span> <a class="code" href="a00021.html#ac4615efe0207b5b82248a0eb4a24d5e3">DBManager::</a></div>
<div class="line"><a name="l00024"></a><span class="lineno"><a class="code" href="a00021.html#ac4615efe0207b5b82248a0eb4a24d5e3">   24</a></span>&#160;<a class="code" href="a00021.html#ac4615efe0207b5b82248a0eb4a24d5e3">  prepareSelectStatement</a> (stdair::DBSession_T&amp; ioSociSession,</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;                          stdair::DBRequestStatement_T&amp; ioSelectStatement,</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;                          stdair::AirlineStruct&amp; ioAirline) {</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;  </div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;    <span class="keywordflow">try</span> {</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;    </div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;      <span class="comment">// Instanciate a SQL statement (no request is performed at that stage)</span></div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="comment"></span>    } <span class="keywordflow">catch</span> (std::exception <span class="keyword">const</span>&amp; lException) {</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;      STDAIR_LOG_ERROR (<span class="stringliteral">&quot;Error: &quot;</span> &lt;&lt; lException.what());</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;      <span class="keywordflow">throw</span> stdair::SQLDatabaseException (lException.what());</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    }</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;  }</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;  <span class="comment">// //////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;  <span class="keywordtype">void</span> DBManager::</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;  prepareSelectOnAirlineCodeStatement (stdair::DBSession_T&amp; ioSociSession,</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;                                       stdair::DBRequestStatement_T&amp; ioSelectStatement,</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;                                       <span class="keyword">const</span> stdair::AirlineCode_T&amp; iAirlineCode,</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;                                       stdair::AirlineStruct&amp; ioAirline) {</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;  </div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    <span class="keywordflow">try</span> {</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;    </div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;      <span class="comment">// Instanciate a SQL statement (no request is performed at that stage)</span></div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;<span class="comment"></span>    } <span class="keywordflow">catch</span> (std::exception <span class="keyword">const</span>&amp; lException) {</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;      STDAIR_LOG_ERROR (<span class="stringliteral">&quot;Error: &quot;</span> &lt;&lt; lException.what());</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;      <span class="keywordflow">throw</span> stdair::SQLDatabaseException (lException.what());</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;    }</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;  }</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;  <span class="comment">// //////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"><a class="code" href="a00021.html#a6adf68f126238545b4790e23bee30c07">   97</a></span>&#160;  <span class="keywordtype">bool</span> <a class="code" href="a00021.html#a6adf68f126238545b4790e23bee30c07">DBManager::iterateOnStatement</a> (stdair::DBRequestStatement_T&amp; ioStatement,</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;                                      stdair::AirlineStruct&amp; ioAirline,</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;                                      <span class="keyword">const</span> <span class="keywordtype">bool</span> iShouldDoReset) {</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;    <span class="keywordtype">bool</span> hasStillData = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;  </div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;    <span class="keywordflow">try</span> {</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;      <span class="comment">// Reset the list of names of the given Airline object</span></div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;      <span class="keywordflow">if</span> (iShouldDoReset == <span class="keyword">true</span>) {</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;        <span class="comment">// ioAirline.resetMatrix();</span></div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;      }</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;      <span class="comment">// Retrieve the next row of Airline object</span></div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;      hasStillData = ioStatement.fetch();</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;      </div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;    } <span class="keywordflow">catch</span> (std::exception <span class="keyword">const</span>&amp; lException) {</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;      STDAIR_LOG_ERROR (<span class="stringliteral">&quot;Error: &quot;</span> &lt;&lt; lException.what());</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;      <span class="keywordflow">throw</span> stdair::SQLDatabaseException (lException.what());</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;    }</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;    <span class="keywordflow">return</span> hasStillData;</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;  }</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;  <span class="comment">// //////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"><a class="code" href="a00021.html#a30540754dd85550c28beaf525e4ce708">  121</a></span>&#160;  <span class="keywordtype">void</span> <a class="code" href="a00021.html#a30540754dd85550c28beaf525e4ce708">DBManager::updateAirlineInDB</a> (stdair::DBSession_T&amp; ioSociSession,</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;                                     <span class="keyword">const</span> stdair::AirlineStruct&amp; iAirline) {</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;  </div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;    <span class="keywordflow">try</span> {</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;    </div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;      <span class="comment">// Begin a transaction on the database</span></div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;      ioSociSession.begin();</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;      </div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;      <span class="comment">// Instanciate a SQL statement (no request is performed at that stage)</span></div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;      std::string lAirlineCode;</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;      <span class="comment">/*</span></div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;<span class="comment">      stdair::DBRequestStatement_T lUpdateStatement =</span></div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;<span class="comment">        (ioSociSession.prepare</span></div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;<span class="comment">         &lt;&lt; &quot;update ref_airline_details &quot;</span></div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;<span class="comment">         &lt;&lt; &quot;set xapian_docid = :xapian_docid &quot;</span></div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;<span class="comment">         &lt;&lt; &quot;where code = :code&quot;, soci::use (lDocID), soci::use (lAirlineCode));</span></div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;<span class="comment">      </span></div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;<span class="comment">      // Execute the SQL query</span></div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;<span class="comment">      lDocID = iAirline.getDocID();</span></div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;<span class="comment">      lAirlineCode = iAirline.getAirlineCode();</span></div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;<span class="comment">      lUpdateStatement.execute (true);</span></div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;<span class="comment">      */</span></div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;      </div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;      <span class="comment">// Commit the transaction on the database</span></div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;      ioSociSession.commit();</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;        </div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;      <span class="comment">// Debug</span></div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;      <span class="comment">// TRADEMGEN_LOG_DEBUG (&quot;[&quot; &lt;&lt; lDocID &lt;&lt; &quot;] &quot; &lt;&lt; iAirline);</span></div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;      </div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;    } <span class="keywordflow">catch</span> (std::exception <span class="keyword">const</span>&amp; lException) {</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;      STDAIR_LOG_ERROR (<span class="stringliteral">&quot;Error: &quot;</span> &lt;&lt; lException.what());</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;      <span class="keywordflow">throw</span> stdair::SQLDatabaseException (lException.what());</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;    }</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;  }</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;  <span class="comment">// //////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"><a class="code" href="a00021.html#aea7c45669c78fc7d405ed92af018cf3a">  157</a></span>&#160;  <span class="keywordtype">bool</span> <a class="code" href="a00021.html#aea7c45669c78fc7d405ed92af018cf3a">DBManager::retrieveAirline</a> (stdair::DBSession_T&amp; ioSociSession,</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;                                   <span class="keyword">const</span> stdair::AirlineCode_T&amp; iAirlineCode,</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;                                   stdair::AirlineStruct&amp; ioAirline) {</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;    <span class="keywordtype">bool</span> oHasRetrievedAirline = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;      </div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;    <span class="keywordflow">try</span> {</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;      <span class="comment">// Prepare the SQL request corresponding to the select statement</span></div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;      stdair::DBRequestStatement_T lSelectStatement (ioSociSession);</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;      DBManager::prepareSelectOnAirlineCodeStatement (ioSociSession,</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;                                                    lSelectStatement,</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;                                                    iAirlineCode, ioAirline);</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">bool</span> shouldDoReset = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;      <span class="keywordtype">bool</span> hasStillData = <a class="code" href="a00021.html#a6adf68f126238545b4790e23bee30c07">iterateOnStatement</a> (lSelectStatement, ioAirline,</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;                                              shouldDoReset);</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;      <span class="keywordflow">if</span> (hasStillData == <span class="keyword">true</span>) {</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;        oHasRetrievedAirline = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;      }</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;      <span class="comment">// Sanity check</span></div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">bool</span> shouldNotDoReset = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;      hasStillData = <a class="code" href="a00021.html#a6adf68f126238545b4790e23bee30c07">iterateOnStatement</a> (lSelectStatement, ioAirline,</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;                                         shouldNotDoReset);</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;      <span class="comment">// Debug</span></div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;      <span class="comment">// STDAIR_LOG_DEBUG (&quot;[&quot; &lt;&lt; iDocID &lt;&lt; &quot;] &quot; &lt;&lt; ioAirline);</span></div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;      </div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;    } <span class="keywordflow">catch</span> (std::exception <span class="keyword">const</span>&amp; lException) {</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;      STDAIR_LOG_ERROR (<span class="stringliteral">&quot;Error: &quot;</span> &lt;&lt; lException.what());</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;      <span class="keywordflow">throw</span> stdair::SQLDatabaseException (lException.what());</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;    }</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;    <span class="keywordflow">return</span> oHasRetrievedAirline;</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;  }</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;}</div>
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