A C++ DAL / ORM code generation framework
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<div id="projectname">WORM&#160;<span id="projectnumber">0.2</span></div>
<div id="projectbrief">A C++ DAL/ORM code generation framework</div>
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<h1>src/sql/wsqldriver.h</h1> </div>
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<a href="wsqldriver_8h.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"> * WORM - a DAL/ORM code generation framework</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 2011 Erik Winn &lt;erikwinnmail@yahoo.com&gt;</span>
<a name="l00004"></a>00004 <span class="comment"> * </span>
<a name="l00005"></a>00005 <span class="comment"> * This program is free software: you can redistribute it and/or modify</span>
<a name="l00006"></a>00006 <span class="comment"> * it under the terms of the GNU General Public License as published by</span>
<a name="l00007"></a>00007 <span class="comment"> * the Free Software Foundation, either version 3 of the License, or</span>
<a name="l00008"></a>00008 <span class="comment"> * (at your option) any later version.</span>
<a name="l00009"></a>00009 <span class="comment"> * </span>
<a name="l00010"></a>00010 <span class="comment"> * This program is distributed in the hope that it will be useful,</span>
<a name="l00011"></a>00011 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00012"></a>00012 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00013"></a>00013 <span class="comment"> * GNU General Public License for more details.</span>
<a name="l00014"></a>00014 <span class="comment"> * </span>
<a name="l00015"></a>00015 <span class="comment"> * You should have received a copy of the GNU General Public License</span>
<a name="l00016"></a>00016 <span class="comment"> * along with this program. If not, see &lt;http://www.gnu.org/licenses/&gt;.</span>
<a name="l00017"></a>00017 <span class="comment"> */</span>
<a name="l00018"></a>00018
<a name="l00019"></a>00019 <span class="preprocessor">#ifndef WSQLDRIVER_H</span>
<a name="l00020"></a>00020 <span class="preprocessor"></span><span class="preprocessor">#define WSQLDRIVER_H</span>
<a name="l00021"></a>00021 <span class="preprocessor"></span>
<a name="l00022"></a>00022 <span class="preprocessor">#include &lt;string&gt;</span>
<a name="l00023"></a>00023 <span class="preprocessor">#include &quot;<a class="code" href="wsqldatabase_8h.html">wsqldatabase.h</a>&quot;</span>
<a name="l00024"></a>00024 <span class="preprocessor">#include &quot;<a class="code" href="wsqlerror_8h.html">wsqlerror.h</a>&quot;</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include &quot;<a class="code" href="wsqlresult_8h.html">wsqlresult.h</a>&quot;</span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="keyword">namespace </span>WSql
<a name="l00028"></a>00028 {
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="keyword">class </span>WSqlTable;
<a name="l00031"></a>00031 <span class="keyword">class </span>WSqlDatabase;
<a name="l00032"></a>00032
<a name="l00033"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html">00033</a> <span class="keyword">class </span><a class="code" href="class_w_sql_1_1_w_sql_driver.html" title="The WSqlDriver class is an abstract base class for database drivers.">WSqlDriver</a>
<a name="l00034"></a>00034 {
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="keyword">public</span>:
<a name="l00037"></a>00037 <a class="code" href="class_w_sql_1_1_w_sql_driver.html#aafd8e66401bcbf3abe1abfa809979375" title="Construct a driver with the given database db.">WSqlDriver</a>( <a class="code" href="class_w_sql_1_1_w_sql_database.html" title="The WSqlDatabase class represents a single database.">WSqlDatabase</a> *db );
<a name="l00038"></a>00038 <span class="keyword">virtual</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#ad8c75e82dbe10f41eb7bd4e6a777e4d7" title="Destroys the driver and created resources.">~WSqlDriver</a>();
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#a2a1f251900715cd1e45aa7a565a57253">open</a>() = 0;
<a name="l00041"></a>00041 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#a17afc1e43627a2a952e76d04420dead0">close</a>() = 0;
<a name="l00042"></a>00042 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#ad15803a5c5d4e8e1d80fec885ed13203">query</a>(std::string sql) = 0;
<a name="l00043"></a>00043 <span class="comment">//virtual bool execute(std::string sql) = 0;</span>
<a name="l00044"></a>00044 <span class="comment">// virtual WSqlResult exec(const WSqlQuery &amp;queryObject) = 0;</span>
<a name="l00045"></a>00045 <span class="keyword">virtual</span> std::vector&lt;std::string&gt; <a class="code" href="class_w_sql_1_1_w_sql_driver.html#adc7f0845587544ad92e3079542e844db">tableNames</a>() = 0;
<a name="l00046"></a>00046 <span class="keyword">virtual</span> <a class="code" href="class_w_sql_1_1_w_sql_table.html" title="WSqlTable is an abstraction for a single table, collection or view in a database.">WSqlTable</a> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#a2574f1f0d2083f1b0e05f4721f870a74">tableMetaData</a>( <span class="keyword">const</span> std::string &amp;tableName ) = 0;
<a name="l00047"></a>00047
<a name="l00048"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#ae5670416af2dc36911bc29478e5ad0e3">00048</a> <span class="keyword">virtual</span> <a class="code" href="class_w_sql_1_1_w_sql_result.html" title="The WSqlResult class provides a representation of the result set from a query.">WSqlResult</a>* <a class="code" href="class_w_sql_1_1_w_sql_driver.html#ae5670416af2dc36911bc29478e5ad0e3">result</a>(<span class="keywordtype">bool</span> iscached=<span class="keyword">true</span>){<span class="keywordflow">return</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#a0fcc770ae53104549e68703eab08cab9">_result</a>;}
<a name="l00049"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#aabd54e13ac3769bfd283cc8e7e937e6f">00049</a> <span class="keyword">virtual</span> <a class="code" href="class_w_sql_1_1_w_sql_error.html" title="The WSqlError class provides SQL database and driver error information.">WSqlError</a> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#aabd54e13ac3769bfd283cc8e7e937e6f">error</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _error;}
<a name="l00050"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#aa81bf0a003e897f38574a8ee23348b8d">00050</a> <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#aa81bf0a003e897f38574a8ee23348b8d">isValid</a>()<span class="keyword">const </span>{ <span class="keywordflow">return</span> _isValid;}
<a name="l00051"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#a6c4bf314bfa0d19e476377891a949253">00051</a> <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#a6c4bf314bfa0d19e476377891a949253">isOpen</a>()<span class="keyword">const </span>{ <span class="keywordflow">return</span> _isOpen;}
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <a class="code" href="class_w_sql_1_1_w_sql_table.html" title="WSqlTable is an abstraction for a single table, collection or view in a database.">WSqlTable</a> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#a26154ae9b11b139482be58c0b2ed4917" title="Locate the metadata table for tablename in the cache.">findTable</a>( std::string tablename )<span class="keyword">const</span>;
<a name="l00054"></a>00054
<a name="l00055"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#aee4657eb1bf5d7d5b8a68dc51da1572f">00055</a> <span class="keywordtype">bool</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#aee4657eb1bf5d7d5b8a68dc51da1572f">hasError</a>()<span class="keyword">const </span>{ <span class="keywordflow">return</span> _hasError;}
<a name="l00056"></a>00056
<a name="l00057"></a>00057 <span class="comment">//note: maybe auto disconnect/reconnect here? or, do we even need this? </span>
<a name="l00058"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#ae8e1c1685325f8c3fbab81992a0ff3de">00058</a> <span class="keywordtype">void</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#ae8e1c1685325f8c3fbab81992a0ff3de">setDatabase</a>( <a class="code" href="class_w_sql_1_1_w_sql_database.html" title="The WSqlDatabase class represents a single database.">WSqlDatabase</a> *dp ) { <a class="code" href="class_w_sql_1_1_w_sql_driver.html#a6aac5abed866e56bd56ed20b7eef06f0">_database</a> = dp;}
<a name="l00059"></a>00059
<a name="l00060"></a>00060 <span class="keyword">protected</span>:
<a name="l00061"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#aec208bf350d9750fc15c0c908d7b989a">00061</a> <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="class_w_sql_1_1_w_sql_database.html" title="The WSqlDatabase class represents a single database.">WSqlDatabase</a>;
<a name="l00062"></a>00062
<a name="l00063"></a>00063 <a class="code" href="class_w_sql_1_1_w_sql_table.html" title="WSqlTable is an abstraction for a single table, collection or view in a database.">WSqlTable</a>* <a class="code" href="class_w_sql_1_1_w_sql_driver.html#ac8280245a9ab0d63d09c9b7b03c0b3b9" title="Return a reference to the metadata table for tablename in the cache.">getTable</a>( <span class="keyword">const</span> std::string&amp; tablename );
<a name="l00064"></a>00064
<a name="l00065"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#a18022bccc41d920564c83b02339aa4f8">00065</a> <span class="keywordtype">void</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#a18022bccc41d920564c83b02339aa4f8">setIsValid</a>( <span class="keywordtype">bool</span> b ) { _isValid = b;}
<a name="l00066"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#adb8b4302e38822dbc2fbe71889ab7724">00066</a> <span class="keywordtype">void</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#adb8b4302e38822dbc2fbe71889ab7724">setIsOpen</a>( <span class="keywordtype">bool</span> o ) { _isOpen = o;}
<a name="l00067"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#a76938d8fa49e562f015d7e6eb7b6ed42">00067</a> <span class="keywordtype">void</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#a76938d8fa49e562f015d7e6eb7b6ed42">setHasError</a>( <span class="keywordtype">bool</span> e ) { _hasError = e;}
<a name="l00068"></a>00068
<a name="l00069"></a>00069 <span class="keywordtype">void</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#aa5e7841c760ffc5c7dbc7c2593f8ecb3" title="Sets the the current error to error.">setError</a>(<span class="keyword">const</span> <a class="code" href="class_w_sql_1_1_w_sql_error.html" title="The WSqlError class provides SQL database and driver error information.">WSqlError</a>&amp; e );
<a name="l00070"></a>00070 <span class="keywordtype">void</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#aa5e7841c760ffc5c7dbc7c2593f8ecb3" title="Sets the the current error to error.">setError</a>(<span class="keyword">const</span> std::string&amp; text,
<a name="l00071"></a>00071 <a class="code" href="class_w_sql_1_1_w_sql_error.html#a8bcabd8bf1016ca27304a717ef3d78db">WSqlError::ErrorType</a> type,
<a name="l00072"></a>00072 <a class="code" href="class_w_sql_1_1_w_sql_error.html#a63b2672eb5c68164c4ff43443037f6d9">WSqlError::ErrorSeverity</a> severity,
<a name="l00073"></a>00073 <span class="keywordtype">bool</span> isvalid = <span class="keyword">true</span> );
<a name="l00074"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#ab1e89214bd9e0d8c9c0caaae52036287">00074</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#ab1e89214bd9e0d8c9c0caaae52036287">setError</a>(<span class="keyword">const</span> std::string&amp; text){
<a name="l00075"></a>00075 <a class="code" href="class_w_sql_1_1_w_sql_driver.html#aa5e7841c760ffc5c7dbc7c2593f8ecb3" title="Sets the the current error to error.">setError</a>(text,<a class="code" href="class_w_sql_1_1_w_sql_error.html#a8bcabd8bf1016ca27304a717ef3d78dbaf8fb16501b5e83770c4bd3b33b19292c">WSql::WSqlError::DRIVER</a>, <a class="code" href="class_w_sql_1_1_w_sql_error.html#a63b2672eb5c68164c4ff43443037f6d9ab01b30be7fcbe01c43222c1b88e7727d">WSql::WSqlError::WARNING</a>);
<a name="l00076"></a>00076 }
<a name="l00077"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#a334d7b76b1bf64c4d779b0196510faac">00077</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="class_w_sql_1_1_w_sql_driver.html#a334d7b76b1bf64c4d779b0196510faac">setError</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> * text){<a class="code" href="class_w_sql_1_1_w_sql_driver.html#a334d7b76b1bf64c4d779b0196510faac">setError</a>(std::string(text));}
<a name="l00078"></a>00078
<a name="l00079"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#a6aac5abed866e56bd56ed20b7eef06f0">00079</a> <a class="code" href="class_w_sql_1_1_w_sql_database.html" title="The WSqlDatabase class represents a single database.">WSqlDatabase</a> *<a class="code" href="class_w_sql_1_1_w_sql_driver.html#a6aac5abed866e56bd56ed20b7eef06f0">_database</a>;
<a name="l00080"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#a0fcc770ae53104549e68703eab08cab9">00080</a> <a class="code" href="class_w_sql_1_1_w_sql_result.html" title="The WSqlResult class provides a representation of the result set from a query.">WSqlResult</a> * <a class="code" href="class_w_sql_1_1_w_sql_driver.html#a0fcc770ae53104549e68703eab08cab9">_result</a>;
<a name="l00081"></a><a class="code" href="class_w_sql_1_1_w_sql_driver.html#a4eae8e8af5b50b1bc3a10bf528073724">00081</a> std::vector&lt;WSqlTable&gt; <a class="code" href="class_w_sql_1_1_w_sql_driver.html#a4eae8e8af5b50b1bc3a10bf528073724">_tables</a>;
<a name="l00082"></a>00082
<a name="l00083"></a>00083 <span class="keyword">private</span>:
<a name="l00084"></a>00084 <span class="keywordtype">bool</span> _isValid;
<a name="l00085"></a>00085 <span class="keywordtype">bool</span> _isOpen;
<a name="l00086"></a>00086 <span class="keywordtype">bool</span> _hasError;
<a name="l00087"></a>00087 std::string _databaseName;
<a name="l00088"></a>00088 <a class="code" href="class_w_sql_1_1_w_sql_error.html" title="The WSqlError class provides SQL database and driver error information.">WSqlError</a> _error;
<a name="l00089"></a>00089 std::vector&lt;WSqlError&gt; _errors;
<a name="l00090"></a>00090 };
<a name="l00091"></a>00091
<a name="l00092"></a>00092 } <span class="comment">// namespace WSql</span>
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="preprocessor">#endif // WSQLDRIVER_H</span>
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