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<h1>scopedconnection.h</h1><a href="scopedconnection_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001
<a name="l00002"></a>00002
<a name="l00003"></a>00003
<a name="l00004"></a>00004
<a name="l00005"></a>00005
<a name="l00006"></a>00006
<a name="l00007"></a>00007
<a name="l00008"></a>00008
<a name="l00009"></a>00009 <span class="comment">/***********************************************************************</span>
<a name="l00010"></a>00010 <span class="comment"> Copyright (c) 2010 by Joel Fielder. Others may also hold copyrights</span>
<a name="l00011"></a>00011 <span class="comment"> on code in this file. See the CREDITS.txt file in the top directory</span>
<a name="l00012"></a>00012 <span class="comment"> of the distribution for details.</span>
<a name="l00013"></a>00013 <span class="comment"></span>
<a name="l00014"></a>00014 <span class="comment"> This file is part of MySQL++.</span>
<a name="l00015"></a>00015 <span class="comment"></span>
<a name="l00016"></a>00016 <span class="comment"> MySQL++ is free software; you can redistribute it and/or modify it</span>
<a name="l00017"></a>00017 <span class="comment"> under the terms of the GNU Lesser General Public License as published</span>
<a name="l00018"></a>00018 <span class="comment"> by the Free Software Foundation; either version 2.1 of the License, or</span>
<a name="l00019"></a>00019 <span class="comment"> (at your option) any later version.</span>
<a name="l00020"></a>00020 <span class="comment"></span>
<a name="l00021"></a>00021 <span class="comment"> MySQL++ is distributed in the hope that it will be useful, but WITHOUT</span>
<a name="l00022"></a>00022 <span class="comment"> ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or</span>
<a name="l00023"></a>00023 <span class="comment"> FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public</span>
<a name="l00024"></a>00024 <span class="comment"> License for more details.</span>
<a name="l00025"></a>00025 <span class="comment"></span>
<a name="l00026"></a>00026 <span class="comment"> You should have received a copy of the GNU Lesser General Public</span>
<a name="l00027"></a>00027 <span class="comment"> License along with MySQL++; if not, write to the Free Software</span>
<a name="l00028"></a>00028 <span class="comment"> Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301</span>
<a name="l00029"></a>00029 <span class="comment"> USA</span>
<a name="l00030"></a>00030 <span class="comment">***********************************************************************/</span>
<a name="l00031"></a>00031
<a name="l00032"></a>00032 <span class="preprocessor">#if !defined(MYSQLPP_SCOPEDCONNECTION_H)</span>
<a name="l00033"></a>00033 <span class="preprocessor"></span><span class="preprocessor">#define MYSQLPP_SCOPEDCONNECTION_H</span>
<a name="l00034"></a>00034 <span class="preprocessor"></span>
<a name="l00035"></a>00035 <span class="preprocessor">#include "<a class="code" href="common_8h.html">common.h</a>"</span>
<a name="l00036"></a>00036
<a name="l00037"></a>00037 <span class="keyword">namespace </span>mysqlpp {
<a name="l00038"></a>00038
<a name="l00039"></a>00039 <span class="preprocessor">#if !defined(DOXYGEN_IGNORE)</span>
<a name="l00040"></a>00040 <span class="preprocessor"></span><span class="comment">// Make Doxygen ignore this</span>
<a name="l00041"></a>00041 <span class="keyword">class </span>MYSQLPP_EXPORT Connection;
<a name="l00042"></a>00042 <span class="keyword">class </span>MYSQLPP_EXPORT ConnectionPool;
<a name="l00043"></a>00043 <span class="preprocessor">#endif</span>
<a name="l00044"></a>00044 <span class="preprocessor"></span>
<a name="l00048"></a><a class="code" href="classmysqlpp_1_1ScopedConnection.html">00048</a> <span class="keyword">class </span>MYSQLPP_EXPORT ScopedConnection
<a name="l00049"></a>00049 {
<a name="l00050"></a>00050 <span class="keyword">public</span>:
<a name="l00060"></a>00060 <span class="keyword">explicit</span> ScopedConnection(ConnectionPool& pool, <span class="keywordtype">bool</span> safe = <span class="keyword">false</span>);
<a name="l00061"></a>00061
<a name="l00065"></a>00065 ~ScopedConnection();
<a name="l00066"></a>00066
<a name="l00068"></a><a class="code" href="classmysqlpp_1_1ScopedConnection.html#91fb3a20deb9c80552f3d82995cfcf8e">00068</a> Connection* operator->()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> connection_; }
<a name="l00069"></a>00069
<a name="l00071"></a><a class="code" href="classmysqlpp_1_1ScopedConnection.html#1b882b2a3a4d0388ebbaec2fc4d94abc">00071</a> Connection& operator*()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> *connection_; }
<a name="l00072"></a>00072
<a name="l00074"></a><a class="code" href="classmysqlpp_1_1ScopedConnection.html#fdaa60a8cc8e34a708d5c4635a28aee1">00074</a> operator void*()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> connection_; }
<a name="l00075"></a>00075
<a name="l00076"></a>00076 <span class="keyword">private</span>:
<a name="l00077"></a>00077 <span class="comment">// ScopedConnection objects cannot be copied. We want them to be</span>
<a name="l00078"></a>00078 <span class="comment">// tightly scoped to their use point, not put in containers or</span>
<a name="l00079"></a>00079 <span class="comment">// passed around promiscuously.</span>
<a name="l00080"></a>00080 ScopedConnection(<span class="keyword">const</span> ScopedConnection& no_copies);
<a name="l00081"></a>00081 <span class="keyword">const</span> ScopedConnection& operator=(<span class="keyword">const</span> ScopedConnection& no_copies);
<a name="l00082"></a>00082
<a name="l00083"></a>00083 ConnectionPool& pool_;
<a name="l00084"></a>00084 Connection* <span class="keyword">const</span> connection_;
<a name="l00085"></a>00085 };
<a name="l00086"></a>00086
<a name="l00087"></a>00087 } <span class="comment">// end namespace mysqlpp</span>
<a name="l00088"></a>00088
<a name="l00089"></a>00089 <span class="preprocessor">#endif // !defined(MYSQLPP_SCOPEDCONNECTION_H)</span>
<a name="l00090"></a>00090 <span class="preprocessor"></span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Thu Jun 3 11:59:12 2010 for MySQL++ by
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