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<div id="content">
<h1 align="center">Source for file Pessimistic.php</h1>
<p>Documentation is available at <a href="../Doctrine/_Doctrine---Locking---Manager---Pessimistic.php.html">Pessimistic.php</a></p>
<div class="src-code"><span class="php">
<ol><li><div class="src-line"><a name="a1"></a><span class="src-php">&lt;?php</span></div></li>
<li><div class="src-line"><a name="a2"></a><span class="src-comm">/*</span></div></li>
<li><div class="src-line"><a name="a3"></a><span class="src-comm">&nbsp;*&nbsp;&nbsp;$Id:&nbsp;Pessimistic.php&nbsp;1468&nbsp;2007-05-24&nbsp;16:54:42Z&nbsp;zYne&nbsp;$</span></div></li>
<li><div class="src-line"><a name="a4"></a><span class="src-comm">&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a5"></a><span class="src-comm">&nbsp;*&nbsp;THIS&nbsp;SOFTWARE&nbsp;IS&nbsp;PROVIDED&nbsp;BY&nbsp;THE&nbsp;COPYRIGHT&nbsp;HOLDERS&nbsp;AND&nbsp;CONTRIBUTORS</span></div></li>
<li><div class="src-line"><a name="a6"></a><span class="src-comm">&nbsp;*&nbsp;&quot;AS&nbsp;IS&quot;&nbsp;AND&nbsp;ANY&nbsp;EXPRESS&nbsp;OR&nbsp;IMPLIED&nbsp;WARRANTIES,&nbsp;INCLUDING,&nbsp;BUT&nbsp;NOT</span></div></li>
<li><div class="src-line"><a name="a7"></a><span class="src-comm">&nbsp;*&nbsp;LIMITED&nbsp;TO,&nbsp;THE&nbsp;IMPLIED&nbsp;WARRANTIES&nbsp;OF&nbsp;MERCHANTABILITY&nbsp;AND&nbsp;FITNESS&nbsp;FOR</span></div></li>
<li><div class="src-line"><a name="a8"></a><span class="src-comm">&nbsp;*&nbsp;A&nbsp;PARTICULAR&nbsp;PURPOSE&nbsp;ARE&nbsp;DISCLAIMED.&nbsp;IN&nbsp;NO&nbsp;EVENT&nbsp;SHALL&nbsp;THE&nbsp;COPYRIGHT</span></div></li>
<li><div class="src-line"><a name="a9"></a><span class="src-comm">&nbsp;*&nbsp;OWNER&nbsp;OR&nbsp;CONTRIBUTORS&nbsp;BE&nbsp;LIABLE&nbsp;FOR&nbsp;ANY&nbsp;DIRECT,&nbsp;INDIRECT,&nbsp;INCIDENTAL,</span></div></li>
<li><div class="src-line"><a name="a10"></a><span class="src-comm">&nbsp;*&nbsp;SPECIAL,&nbsp;EXEMPLARY,&nbsp;OR&nbsp;CONSEQUENTIAL&nbsp;DAMAGES&nbsp;(INCLUDING,&nbsp;BUT&nbsp;NOT</span></div></li>
<li><div class="src-line"><a name="a11"></a><span class="src-comm">&nbsp;*&nbsp;LIMITED&nbsp;TO,&nbsp;PROCUREMENT&nbsp;OF&nbsp;SUBSTITUTE&nbsp;GOODS&nbsp;OR&nbsp;SERVICES;&nbsp;LOSS&nbsp;OF&nbsp;USE,</span></div></li>
<li><div class="src-line"><a name="a12"></a><span class="src-comm">&nbsp;*&nbsp;DATA,&nbsp;OR&nbsp;PROFITS;&nbsp;OR&nbsp;BUSINESS&nbsp;INTERRUPTION)&nbsp;HOWEVER&nbsp;CAUSED&nbsp;AND&nbsp;ON&nbsp;ANY</span></div></li>
<li><div class="src-line"><a name="a13"></a><span class="src-comm">&nbsp;*&nbsp;THEORY&nbsp;OF&nbsp;LIABILITY,&nbsp;WHETHER&nbsp;IN&nbsp;CONTRACT,&nbsp;STRICT&nbsp;LIABILITY,&nbsp;OR&nbsp;TORT</span></div></li>
<li><div class="src-line"><a name="a14"></a><span class="src-comm">&nbsp;*&nbsp;(INCLUDING&nbsp;NEGLIGENCE&nbsp;OR&nbsp;OTHERWISE)&nbsp;ARISING&nbsp;IN&nbsp;ANY&nbsp;WAY&nbsp;OUT&nbsp;OF&nbsp;THE&nbsp;USE</span></div></li>
<li><div class="src-line"><a name="a15"></a><span class="src-comm">&nbsp;*&nbsp;OF&nbsp;THIS&nbsp;SOFTWARE,&nbsp;EVEN&nbsp;IF&nbsp;ADVISED&nbsp;OF&nbsp;THE&nbsp;POSSIBILITY&nbsp;OF&nbsp;SUCH&nbsp;DAMAGE.</span></div></li>
<li><div class="src-line"><a name="a16"></a><span class="src-comm">&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a17"></a><span class="src-comm">&nbsp;*&nbsp;This&nbsp;software&nbsp;consists&nbsp;of&nbsp;voluntary&nbsp;contributions&nbsp;made&nbsp;by&nbsp;many&nbsp;individuals</span></div></li>
<li><div class="src-line"><a name="a18"></a><span class="src-comm">&nbsp;*&nbsp;and&nbsp;is&nbsp;licensed&nbsp;under&nbsp;the&nbsp;LGPL.&nbsp;For&nbsp;more&nbsp;information,&nbsp;see</span></div></li>
<li><div class="src-line"><a name="a19"></a><span class="src-comm">&nbsp;*&nbsp;&lt;http://www.phpdoctrine.com&gt;.</span></div></li>
<li><div class="src-line"><a name="a20"></a><span class="src-comm">&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a21"></a><span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a22"></a><span class="src-doc">&nbsp;*&nbsp;Offline&nbsp;locking&nbsp;of&nbsp;records&nbsp;comes&nbsp;in&nbsp;handy&nbsp;where&nbsp;you&nbsp;need&nbsp;to&nbsp;make&nbsp;sure&nbsp;that</span></div></li>
<li><div class="src-line"><a name="a23"></a><span class="src-doc">&nbsp;*&nbsp;a&nbsp;time-consuming&nbsp;task&nbsp;on&nbsp;a&nbsp;record&nbsp;or&nbsp;many&nbsp;records,&nbsp;which&nbsp;is&nbsp;spread&nbsp;over&nbsp;several</span></div></li>
<li><div class="src-line"><a name="a24"></a><span class="src-doc">&nbsp;*&nbsp;page&nbsp;requests&nbsp;can't&nbsp;be&nbsp;interfered&nbsp;by&nbsp;other&nbsp;users.</span></div></li>
<li><div class="src-line"><a name="a25"></a><span class="src-doc">&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a26"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@link</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;www.phpdoctrine.com</span></div></li>
<li><div class="src-line"><a name="a27"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@author</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Roman&nbsp;Borschel&nbsp;&lt;roman@code-factory.org&gt;</span></div></li>
<li><div class="src-line"><a name="a28"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@author</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Pierre&nbsp;Minnieur&nbsp;&lt;pm@pierre-minnieur.de&gt;</span></div></li>
<li><div class="src-line"><a name="a29"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@author</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Konsta&nbsp;Vesterinen&nbsp;&lt;kvesteri@cc.hut.fi&gt;</span></div></li>
<li><div class="src-line"><a name="a30"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@license</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;http://www.opensource.org/licenses/lgpl-license.php&nbsp;LGPL</span></div></li>
<li><div class="src-line"><a name="a31"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@since</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1.0</span></div></li>
<li><div class="src-line"><a name="a32"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@package</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Doctrine</span></div></li>
<li><div class="src-line"><a name="a33"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@category</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;Object&nbsp;Relational&nbsp;Mapping</span></div></li>
<li><div class="src-line"><a name="a34"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@version</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$Revision:&nbsp;1468&nbsp;$</span></div></li>
<li><div class="src-line"><a name="a35"></a><span class="src-doc">&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a36"></a><span class="src-key">class&nbsp;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html">Doctrine_Locking_Manager_Pessimistic</a></div></li>
<li><div class="src-line"><a name="a37"></a><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a38"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a39"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;The&nbsp;conn&nbsp;that&nbsp;is&nbsp;used&nbsp;by&nbsp;the&nbsp;locking&nbsp;manager</span></div></li>
<li><div class="src-line"><a name="a40"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a41"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@var&nbsp;</span><span class="src-doc-type">Doctrine_Connection&nbsp;</span><span class="src-doc">object</span></div></li>
<li><div class="src-line"><a name="a42"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a43"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">private&nbsp;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$conn">$conn</a><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a44"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a45"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;The&nbsp;database&nbsp;table&nbsp;name&nbsp;for&nbsp;the&nbsp;lock&nbsp;tracking</span></div></li>
<li><div class="src-line"><a name="a46"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a47"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">private&nbsp;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$_lockTable">$_lockTable</a>&nbsp;=&nbsp;<span class="src-str">'doctrine_lock_tracking'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a48"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a49"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a50"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;Constructs&nbsp;a&nbsp;new&nbsp;locking&nbsp;manager&nbsp;object</span></div></li>
<li><div class="src-line"><a name="a51"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a52"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;When&nbsp;the&nbsp;CREATE_TABLES&nbsp;attribute&nbsp;of&nbsp;the&nbsp;connection&nbsp;on&nbsp;which&nbsp;the&nbsp;manager</span></div></li>
<li><div class="src-line"><a name="a53"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;is&nbsp;supposed&nbsp;to&nbsp;work&nbsp;on&nbsp;is&nbsp;set&nbsp;to&nbsp;true,&nbsp;the&nbsp;locking&nbsp;table&nbsp;is&nbsp;created.</span></div></li>
<li><div class="src-line"><a name="a54"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a55"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc-type">Doctrine_Connection&nbsp;</span><span class="src-doc-var">$conn&nbsp;</span><span class="src-doc">The&nbsp;database&nbsp;connection&nbsp;to&nbsp;use</span></div></li>
<li><div class="src-line"><a name="a56"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a57"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">public&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#method__construct">__construct</a><span class="src-sym">(</span><span class="src-id">Doctrine_Connection&nbsp;</span><span class="src-var">$conn</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a58"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a59"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$conn">conn</a>&nbsp;=&nbsp;<span class="src-var">$conn</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a60"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a61"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$conn">conn</a><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Connection.html#methodgetAttribute">getAttribute</a><span class="src-sym">(</span><span class="src-id"><a href="../Doctrine/Doctrine.html">Doctrine</a></span><span class="src-sym">::</span><span class="src-id">ATTR_EXPORT</span><span class="src-sym">)&nbsp;</span><span class="src-sym">&amp;&nbsp;</span><span class="src-id"><a href="../Doctrine/Doctrine.html">Doctrine</a></span><span class="src-sym">::</span><span class="src-id">EXPORT_TABLES</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a62"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$columns&nbsp;</span>=&nbsp;<span class="src-key">array</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a63"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$columns</span><span class="src-sym">[</span><span class="src-str">'object_type'</span><span class="src-sym">]&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>=&nbsp;<span class="src-key">array</span><span class="src-sym">(</span><span class="src-str">'type'&nbsp;&nbsp;&nbsp;&nbsp;</span>=&gt;&nbsp;<span class="src-str">'string'</span><span class="src-sym">,</span></div></li>
<li><div class="src-line"><a name="a64"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-str">'length'&nbsp;&nbsp;</span>=&gt;&nbsp;<span class="src-num">50</span><span class="src-sym">,</span></div></li>
<li><div class="src-line"><a name="a65"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-str">'notnull'&nbsp;</span>=&gt;&nbsp;<span class="src-id">true</span><span class="src-sym">,</span></div></li>
<li><div class="src-line"><a name="a66"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-str">'primary'&nbsp;</span>=&gt;&nbsp;<span class="src-id">true</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a67"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a68"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$columns</span><span class="src-sym">[</span><span class="src-str">'object_key'</span><span class="src-sym">]&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>=&nbsp;<span class="src-key">array</span><span class="src-sym">(</span><span class="src-str">'type'&nbsp;&nbsp;&nbsp;&nbsp;</span>=&gt;&nbsp;<span class="src-str">'string'</span><span class="src-sym">,</span></div></li>
<li><div class="src-line"><a name="a69"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-str">'length'&nbsp;&nbsp;</span>=&gt;&nbsp;<span class="src-num">250</span><span class="src-sym">,</span></div></li>
<li><div class="src-line"><a name="a70"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-str">'notnull'&nbsp;</span>=&gt;&nbsp;<span class="src-id">true</span><span class="src-sym">,</span></div></li>
<li><div class="src-line"><a name="a71"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-str">'primary'&nbsp;</span>=&gt;&nbsp;<span class="src-id">true</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a72"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a73"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$columns</span><span class="src-sym">[</span><span class="src-str">'user_ident'</span><span class="src-sym">]&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>=&nbsp;<span class="src-key">array</span><span class="src-sym">(</span><span class="src-str">'type'&nbsp;&nbsp;&nbsp;&nbsp;</span>=&gt;&nbsp;<span class="src-str">'string'</span><span class="src-sym">,</span></div></li>
<li><div class="src-line"><a name="a74"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-str">'length'&nbsp;&nbsp;</span>=&gt;&nbsp;<span class="src-num">50</span><span class="src-sym">,</span></div></li>
<li><div class="src-line"><a name="a75"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-str">'notnull'&nbsp;</span>=&gt;&nbsp;<span class="src-id">true</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a76"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a77"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$columns</span><span class="src-sym">[</span><span class="src-str">'timestamp_obtained'</span><span class="src-sym">]&nbsp;</span>=&nbsp;<span class="src-key">array</span><span class="src-sym">(</span><span class="src-str">'type'&nbsp;&nbsp;&nbsp;&nbsp;</span>=&gt;&nbsp;<span class="src-str">'integer'</span><span class="src-sym">,</span></div></li>
<li><div class="src-line"><a name="a78"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-str">'length'&nbsp;&nbsp;</span>=&gt;&nbsp;<span class="src-num">10</span><span class="src-sym">,</span></div></li>
<li><div class="src-line"><a name="a79"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-str">'notnull'&nbsp;</span>=&gt;&nbsp;<span class="src-id">true</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a80"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a81"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$options&nbsp;</span>=&nbsp;<span class="src-key">array</span><span class="src-sym">(</span><span class="src-str">'primary'&nbsp;</span>=&gt;&nbsp;<span class="src-key">array</span><span class="src-sym">(</span><span class="src-str">'object_type'</span><span class="src-sym">,&nbsp;</span><span class="src-str">'object_key'</span><span class="src-sym">))</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a82"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;try&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a83"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$conn">conn</a><span class="src-sym">-&gt;</span><span class="src-var">export</span><span class="src-sym">-&gt;</span><span class="src-id">createTable</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$_lockTable">_lockTable</a><span class="src-sym">,&nbsp;</span><span class="src-var">$columns</span><span class="src-sym">,&nbsp;</span><span class="src-var">$options</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a84"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}&nbsp;</span>catch<span class="src-sym">(</span><span class="src-id">Exception&nbsp;</span><span class="src-var">$e</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a85"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a86"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a87"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a88"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a89"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a90"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a91"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;Obtains&nbsp;a&nbsp;lock&nbsp;on&nbsp;a&nbsp;</span><span class="src-doc-inlinetag">{@link&nbsp;Doctrine_Record}</span></div></li>
<li><div class="src-line"><a name="a92"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a93"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc">&nbsp;</span><span class="src-doc-type">Doctrine_Record&nbsp;</span><span class="src-doc-var">$record&nbsp;</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;The&nbsp;record&nbsp;that&nbsp;has&nbsp;to&nbsp;be&nbsp;locked</span></div></li>
<li><div class="src-line"><a name="a94"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc">&nbsp;</span><span class="src-doc-type">mixed&nbsp;</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span class="src-doc-var">$userIdent&nbsp;</span><span class="src-doc">&nbsp;A&nbsp;unique&nbsp;identifier&nbsp;of&nbsp;the&nbsp;locking&nbsp;user</span></div></li>
<li><div class="src-line"><a name="a95"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@return&nbsp;</span><span class="src-doc-type">boolean&nbsp;</span><span class="src-doc">&nbsp;TRUE&nbsp;if&nbsp;the&nbsp;locking&nbsp;was&nbsp;successful,&nbsp;FALSE&nbsp;if&nbsp;another&nbsp;user</span></div></li>
<li><div class="src-line"><a name="a96"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;holds&nbsp;a&nbsp;lock&nbsp;on&nbsp;this&nbsp;record</span></div></li>
<li><div class="src-line"><a name="a97"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@throws</span><span class="src-doc">&nbsp;Doctrine_Locking_Exception&nbsp;&nbsp;If&nbsp;the&nbsp;locking&nbsp;failed&nbsp;due&nbsp;to&nbsp;database&nbsp;errors</span></div></li>
<li><div class="src-line"><a name="a98"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a99"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">public&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#methodgetLock">getLock</a><span class="src-sym">(</span><span class="src-id">Doctrine_Record&nbsp;</span><span class="src-var">$record</span><span class="src-sym">,&nbsp;</span><span class="src-var">$userIdent</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a100"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a101"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$objectType&nbsp;</span>=&nbsp;<span class="src-var">$record</span><span class="src-sym">-&gt;</span><span class="src-id">getTable</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">-&gt;</span><span class="src-id">getComponentName</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a102"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$key&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>=&nbsp;<span class="src-var">$record</span><span class="src-sym">-&gt;</span><span class="src-id">obtainIdentifier</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a103"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a104"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$gotLock&nbsp;</span>=&nbsp;<span class="src-id">false</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a105"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$time&nbsp;</span>=&nbsp;<a href="http://www.php.net/time">time</a><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a106"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a107"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(</span><a href="http://www.php.net/is_array">is_array</a><span class="src-sym">(</span><span class="src-var">$key</span><span class="src-sym">))&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a108"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-comm">//&nbsp;Composite&nbsp;key</span></div></li>
<li><div class="src-line"><a name="a109"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$key&nbsp;</span>=&nbsp;<a href="http://www.php.net/implode">implode</a><span class="src-sym">(</span><span class="src-str">'|'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$key</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a110"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a111"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a112"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;try&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a113"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$dbh&nbsp;</span>=&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$conn">conn</a><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Connection.html#methodgetDbh">getDbh</a><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a114"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$dbh</span><span class="src-sym">-&gt;</span><span class="src-id">beginTransaction</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a115"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a116"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt&nbsp;</span>=&nbsp;<span class="src-var">$dbh</span><span class="src-sym">-&gt;</span><span class="src-id">prepare</span><span class="src-sym">(</span><span class="src-str">'INSERT&nbsp;INTO&nbsp;'&nbsp;</span>.&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$_lockTable">_lockTable</a></div></li>
<li><div class="src-line"><a name="a117"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;<span class="src-str">'&nbsp;(object_type,&nbsp;object_key,&nbsp;user_ident,&nbsp;timestamp_obtained)'</span></div></li>
<li><div class="src-line"><a name="a118"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;<span class="src-str">'&nbsp;VALUES&nbsp;(:object_type,&nbsp;:object_key,&nbsp;:user_ident,&nbsp;:ts_obtained)'</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a119"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a120"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':object_type'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$objectType</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a121"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':object_key'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$key</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a122"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':user_ident'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$userIdent</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a123"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':ts_obtained'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$time</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a124"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a125"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;try&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a126"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">execute</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a127"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$gotLock&nbsp;</span>=&nbsp;<span class="src-id">true</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a128"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a129"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-comm">//&nbsp;we&nbsp;catch&nbsp;an&nbsp;Exception&nbsp;here&nbsp;instead&nbsp;of&nbsp;PDOException&nbsp;since&nbsp;we&nbsp;might&nbsp;also&nbsp;be&nbsp;catching&nbsp;Doctrine_Exception</span></div></li>
<li><div class="src-line"><a name="a130"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}&nbsp;</span>catch<span class="src-sym">(</span><span class="src-id">Exception&nbsp;</span><span class="src-var">$pkviolation</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a131"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-comm">//&nbsp;PK&nbsp;violation&nbsp;occured&nbsp;=&gt;&nbsp;existing&nbsp;lock!</span></div></li>
<li><div class="src-line"><a name="a132"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a133"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a134"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(&nbsp;</span><span class="src-sym">!&nbsp;</span><span class="src-var">$gotLock</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a135"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$lockingUserIdent&nbsp;</span>=&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#method_getLockingUserIdent">_getLockingUserIdent</a><span class="src-sym">(</span><span class="src-var">$objectType</span><span class="src-sym">,&nbsp;</span><span class="src-var">$key</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a136"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(</span><span class="src-var">$lockingUserIdent&nbsp;</span>!==&nbsp;<span class="src-id">null&nbsp;</span>&amp;&amp;&nbsp;<span class="src-var">$lockingUserIdent&nbsp;</span>==&nbsp;<span class="src-var">$userIdent</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a137"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$gotLock&nbsp;</span>=&nbsp;<span class="src-id">true</span><span class="src-sym">;&nbsp;</span><span class="src-comm">//&nbsp;The&nbsp;requesting&nbsp;user&nbsp;already&nbsp;has&nbsp;a&nbsp;lock</span></div></li>
<li><div class="src-line"><a name="a138"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-comm">//&nbsp;Update&nbsp;timestamp</span></div></li>
<li><div class="src-line"><a name="a139"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt&nbsp;</span>=&nbsp;<span class="src-var">$dbh</span><span class="src-sym">-&gt;</span><span class="src-id">prepare</span><span class="src-sym">(</span><span class="src-str">'UPDATE&nbsp;'&nbsp;</span>.&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$_lockTable">_lockTable</a>&nbsp;</div></li>
<li><div class="src-line"><a name="a140"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;<span class="src-str">'&nbsp;SET&nbsp;timestamp_obtained&nbsp;=&nbsp;:ts'</span></div></li>
<li><div class="src-line"><a name="a141"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;<span class="src-str">'&nbsp;WHERE&nbsp;object_type&nbsp;=&nbsp;:object_type&nbsp;AND'</span></div></li>
<li><div class="src-line"><a name="a142"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;<span class="src-str">'&nbsp;object_key&nbsp;&nbsp;=&nbsp;:object_key&nbsp;&nbsp;AND'</span></div></li>
<li><div class="src-line"><a name="a143"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;<span class="src-str">'&nbsp;user_ident&nbsp;&nbsp;=&nbsp;:user_ident'</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a144"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':ts'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$time</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a145"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':object_type'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$objectType</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a146"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':object_key'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$key</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a147"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':user_ident'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$lockingUserIdent</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a148"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">execute</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a149"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a150"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a151"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$dbh</span><span class="src-sym">-&gt;</span><span class="src-id">commit</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a152"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}&nbsp;</span>catch&nbsp;<span class="src-sym">(</span><span class="src-id">Exception&nbsp;</span><span class="src-var">$pdoe</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a153"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$dbh</span><span class="src-sym">-&gt;</span><span class="src-id">rollback</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a154"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;throw&nbsp;<span class="src-key">new&nbsp;</span><span class="src-id"><a href="../Doctrine/Doctrine_Locking_Exception.html">Doctrine_Locking_Exception</a></span><span class="src-sym">(</span><span class="src-var">$pdoe</span><span class="src-sym">-&gt;</span><span class="src-id">getMessage</span><span class="src-sym">(</span><span class="src-sym">))</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a155"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a156"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a157"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-var">$gotLock</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a158"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a159"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a160"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a161"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;Releases&nbsp;a&nbsp;lock&nbsp;on&nbsp;a&nbsp;</span><span class="src-doc-inlinetag">{@link&nbsp;Doctrine_Record}</span></div></li>
<li><div class="src-line"><a name="a162"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a163"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc">&nbsp;</span><span class="src-doc-type">Doctrine_Record&nbsp;</span><span class="src-doc-var">$record&nbsp;</span><span class="src-doc">&nbsp;&nbsp;&nbsp;The&nbsp;record&nbsp;for&nbsp;which&nbsp;the&nbsp;lock&nbsp;has&nbsp;to&nbsp;be&nbsp;released</span></div></li>
<li><div class="src-line"><a name="a164"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc">&nbsp;</span><span class="src-doc-type">mixed&nbsp;</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span class="src-doc-var">$userIdent&nbsp;</span><span class="src-doc">The&nbsp;unique&nbsp;identifier&nbsp;of&nbsp;the&nbsp;locking&nbsp;user</span></div></li>
<li><div class="src-line"><a name="a165"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@return&nbsp;</span><span class="src-doc-type">boolean&nbsp;</span><span class="src-doc">&nbsp;TRUE&nbsp;if&nbsp;a&nbsp;lock&nbsp;was&nbsp;released,&nbsp;FALSE&nbsp;if&nbsp;no&nbsp;lock&nbsp;was&nbsp;released</span></div></li>
<li><div class="src-line"><a name="a166"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@throws</span><span class="src-doc">&nbsp;Doctrine_Locking_Exception&nbsp;If&nbsp;the&nbsp;release&nbsp;procedure&nbsp;failed&nbsp;due&nbsp;to&nbsp;database&nbsp;errors</span></div></li>
<li><div class="src-line"><a name="a167"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a168"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">public&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#methodreleaseLock">releaseLock</a><span class="src-sym">(</span><span class="src-id">Doctrine_Record&nbsp;</span><span class="src-var">$record</span><span class="src-sym">,&nbsp;</span><span class="src-var">$userIdent</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a169"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a170"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$objectType&nbsp;</span>=&nbsp;<span class="src-var">$record</span><span class="src-sym">-&gt;</span><span class="src-id">getTable</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">-&gt;</span><span class="src-id">getComponentName</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a171"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$key&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>=&nbsp;<span class="src-var">$record</span><span class="src-sym">-&gt;</span><span class="src-id">obtainIdentifier</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a172"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a173"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(</span><a href="http://www.php.net/is_array">is_array</a><span class="src-sym">(</span><span class="src-var">$key</span><span class="src-sym">))&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a174"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-comm">//&nbsp;Composite&nbsp;key</span></div></li>
<li><div class="src-line"><a name="a175"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$key&nbsp;</span>=&nbsp;<a href="http://www.php.net/implode">implode</a><span class="src-sym">(</span><span class="src-str">'|'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$key</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a176"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a177"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a178"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;try&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a179"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$dbh&nbsp;</span>=&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$conn">conn</a><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Connection.html#methodgetDbh">getDbh</a><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a180"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt&nbsp;</span>=&nbsp;<span class="src-var">$dbh</span><span class="src-sym">-&gt;</span><span class="src-id">prepare</span><span class="src-sym">(</span><span class="src-str">&quot;</span><span class="src-str"><span class="src-id">DELETE</span>&nbsp;<span class="src-id">FROM</span>&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$_lockTable">_lockTable</a>&nbsp;<span class="src-id">WHERE</span></span></div></li>
<li><div class="src-line"><a name="a181"></a></span><span class="src-str">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-id">object_type</span>&nbsp;=&nbsp;:<span class="src-id">object_type</span>&nbsp;<span class="src-id">AND</span></span></div></li>
<li><div class="src-line"><a name="a182"></a></span><span class="src-str">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-id">object_key</span>&nbsp;&nbsp;=&nbsp;:<span class="src-id">object_key</span>&nbsp;&nbsp;<span class="src-id">AND</span></span></div></li>
<li><div class="src-line"><a name="a183"></a></span><span class="src-str">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-id">user_ident</span>&nbsp;&nbsp;=&nbsp;:<span class="src-id">user_ident</span></span><span class="src-str">&quot;</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a184"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':object_type'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$objectType</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a185"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':object_key'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$key</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a186"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':user_ident'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$userIdent</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a187"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">execute</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a188"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a189"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$count&nbsp;</span>=&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">rowCount</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a190"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a191"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-sym">(</span><span class="src-var">$count&nbsp;</span>&gt;&nbsp;<span class="src-num">0</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a192"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}&nbsp;</span>catch&nbsp;<span class="src-sym">(</span><span class="src-id">PDOException&nbsp;</span><span class="src-var">$pdoe</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a193"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;throw&nbsp;<span class="src-key">new&nbsp;</span><span class="src-id"><a href="../Doctrine/Doctrine_Locking_Exception.html">Doctrine_Locking_Exception</a></span><span class="src-sym">(</span><span class="src-var">$pdoe</span><span class="src-sym">-&gt;</span><span class="src-id">getMessage</span><span class="src-sym">(</span><span class="src-sym">))</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a194"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a195"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a196"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a197"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a198"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;Gets&nbsp;the&nbsp;unique&nbsp;user&nbsp;identifier&nbsp;of&nbsp;a&nbsp;lock</span></div></li>
<li><div class="src-line"><a name="a199"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a200"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc">&nbsp;</span><span class="src-doc-type">string&nbsp;</span><span class="src-doc-var">$objectType&nbsp;</span><span class="src-doc">&nbsp;The&nbsp;type&nbsp;of&nbsp;the&nbsp;object&nbsp;(component&nbsp;name)</span></div></li>
<li><div class="src-line"><a name="a201"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc">&nbsp;</span><span class="src-doc-type">mixed&nbsp;</span><span class="src-doc">&nbsp;</span><span class="src-doc-var">$key&nbsp;</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The&nbsp;unique&nbsp;key&nbsp;of&nbsp;the&nbsp;object</span></div></li>
<li><div class="src-line"><a name="a202"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@return&nbsp;</span><span class="src-doc-type">mixed&nbsp;</span><span class="src-doc">&nbsp;The&nbsp;unique&nbsp;user&nbsp;identifier&nbsp;for&nbsp;the&nbsp;specified&nbsp;lock</span></div></li>
<li><div class="src-line"><a name="a203"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@throws</span><span class="src-doc">&nbsp;Doctrine_Locking_Exception&nbsp;If&nbsp;the&nbsp;query&nbsp;failed&nbsp;due&nbsp;to&nbsp;database&nbsp;errors</span></div></li>
<li><div class="src-line"><a name="a204"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a205"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">private&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#method_getLockingUserIdent">_getLockingUserIdent</a><span class="src-sym">(</span><span class="src-var">$objectType</span><span class="src-sym">,&nbsp;</span><span class="src-var">$key</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a206"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a207"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(</span><a href="http://www.php.net/is_array">is_array</a><span class="src-sym">(</span><span class="src-var">$key</span><span class="src-sym">))&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a208"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-comm">//&nbsp;Composite&nbsp;key</span></div></li>
<li><div class="src-line"><a name="a209"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$key&nbsp;</span>=&nbsp;<a href="http://www.php.net/implode">implode</a><span class="src-sym">(</span><span class="src-str">'|'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$key</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a210"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a211"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a212"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;try&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a213"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$dbh&nbsp;</span>=&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$conn">conn</a><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Connection.html#methodgetDbh">getDbh</a><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a214"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt&nbsp;</span>=&nbsp;<span class="src-var">$dbh</span><span class="src-sym">-&gt;</span><span class="src-id">prepare</span><span class="src-sym">(</span><span class="src-str">'SELECT&nbsp;user_ident&nbsp;FROM&nbsp;'&nbsp;</span>.&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$_lockTable">_lockTable</a></div></li>
<li><div class="src-line"><a name="a215"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;<span class="src-str">'&nbsp;WHERE&nbsp;object_type&nbsp;=&nbsp;:object_type&nbsp;AND&nbsp;object_key&nbsp;=&nbsp;:object_key'</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a216"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':object_type'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$objectType</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a217"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':object_key'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$key</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a218"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$success&nbsp;</span>=&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">execute</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a219"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a220"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(</span><span class="src-sym">!</span><span class="src-var">$success</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a221"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;throw&nbsp;<span class="src-key">new&nbsp;</span><span class="src-id"><a href="../Doctrine/Doctrine_Locking_Exception.html">Doctrine_Locking_Exception</a></span><span class="src-sym">(</span><span class="src-str">&quot;Failed&nbsp;to&nbsp;determine&nbsp;locking&nbsp;user&quot;</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a222"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a223"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a224"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$userIdent&nbsp;</span>=&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">fetchColumn</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a225"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}&nbsp;</span>catch&nbsp;<span class="src-sym">(</span><span class="src-id">PDOException&nbsp;</span><span class="src-var">$pdoe</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a226"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;throw&nbsp;<span class="src-key">new&nbsp;</span><span class="src-id"><a href="../Doctrine/Doctrine_Locking_Exception.html">Doctrine_Locking_Exception</a></span><span class="src-sym">(</span><span class="src-var">$pdoe</span><span class="src-sym">-&gt;</span><span class="src-id">getMessage</span><span class="src-sym">(</span><span class="src-sym">))</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a227"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a228"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a229"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-var">$userIdent</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a230"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a231"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a232"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a233"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;Gets&nbsp;the&nbsp;identifier&nbsp;that&nbsp;identifies&nbsp;the&nbsp;owner&nbsp;of&nbsp;the&nbsp;lock&nbsp;on&nbsp;the&nbsp;given</span></div></li>
<li><div class="src-line"><a name="a234"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;record.</span></div></li>
<li><div class="src-line"><a name="a235"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a236"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc-type">Doctrine_Record&nbsp;</span><span class="src-doc-var">$lockedRecord&nbsp;</span><span class="src-doc">&nbsp;The&nbsp;record.</span></div></li>
<li><div class="src-line"><a name="a237"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@return&nbsp;</span><span class="src-doc-type">mixed&nbsp;</span><span class="src-doc">The&nbsp;unique&nbsp;user&nbsp;identifier&nbsp;that&nbsp;identifies&nbsp;the&nbsp;owner&nbsp;of&nbsp;the&nbsp;lock.</span></div></li>
<li><div class="src-line"><a name="a238"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a239"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">public&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#methodgetLockOwner">getLockOwner</a><span class="src-sym">(</span><span class="src-var">$lockedRecord</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a240"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a241"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$objectType&nbsp;</span>=&nbsp;<span class="src-var">$lockedRecord</span><span class="src-sym">-&gt;</span><span class="src-id">getTable</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">-&gt;</span><span class="src-id">getComponentName</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a242"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$key&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>=&nbsp;<span class="src-var">$lockedRecord</span><span class="src-sym">-&gt;</span><span class="src-id">obtainIdentifier</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a243"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#method_getLockingUserIdent">_getLockingUserIdent</a><span class="src-sym">(</span><span class="src-var">$objectType</span><span class="src-sym">,&nbsp;</span><span class="src-var">$key</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a244"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a245"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a246"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a247"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;Releases&nbsp;locks&nbsp;older&nbsp;than&nbsp;a&nbsp;defined&nbsp;amount&nbsp;of&nbsp;seconds</span></div></li>
<li><div class="src-line"><a name="a248"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a249"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;When&nbsp;called&nbsp;without&nbsp;parameters&nbsp;all&nbsp;locks&nbsp;older&nbsp;than&nbsp;15&nbsp;minutes&nbsp;are&nbsp;released.</span></div></li>
<li><div class="src-line"><a name="a250"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a251"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc">&nbsp;</span><span class="src-doc-type">integer&nbsp;</span><span class="src-doc-var">$age&nbsp;</span><span class="src-doc">&nbsp;The&nbsp;maximum&nbsp;valid&nbsp;age&nbsp;of&nbsp;locks&nbsp;in&nbsp;seconds</span></div></li>
<li><div class="src-line"><a name="a252"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc">&nbsp;</span><span class="src-doc-type">string&nbsp;</span><span class="src-doc">&nbsp;</span><span class="src-doc-var">$objectType&nbsp;</span><span class="src-doc">&nbsp;The&nbsp;type&nbsp;of&nbsp;the&nbsp;object&nbsp;(component&nbsp;name)</span></div></li>
<li><div class="src-line"><a name="a253"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc">&nbsp;</span><span class="src-doc-type">mixed&nbsp;</span><span class="src-doc">&nbsp;&nbsp;</span><span class="src-doc-var">$userIdent&nbsp;</span><span class="src-doc">The&nbsp;unique&nbsp;identifier&nbsp;of&nbsp;the&nbsp;locking&nbsp;user</span></div></li>
<li><div class="src-line"><a name="a254"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@return&nbsp;</span><span class="src-doc-type">integer&nbsp;</span><span class="src-doc">The&nbsp;number&nbsp;of&nbsp;locks&nbsp;that&nbsp;have&nbsp;been&nbsp;released</span></div></li>
<li><div class="src-line"><a name="a255"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@throws</span><span class="src-doc">&nbsp;Doctrine_Locking_Exception&nbsp;If&nbsp;the&nbsp;release&nbsp;process&nbsp;failed&nbsp;due&nbsp;to&nbsp;database&nbsp;errors</span></div></li>
<li><div class="src-line"><a name="a256"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a257"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">public&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#methodreleaseAgedLocks">releaseAgedLocks</a><span class="src-sym">(</span><span class="src-var">$age&nbsp;</span>=&nbsp;<span class="src-num">900</span><span class="src-sym">,&nbsp;</span><span class="src-var">$objectType&nbsp;</span>=&nbsp;<span class="src-id">null</span><span class="src-sym">,&nbsp;</span><span class="src-var">$userIdent&nbsp;</span>=&nbsp;<span class="src-id">null</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a258"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a259"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$age&nbsp;</span>=&nbsp;<a href="http://www.php.net/time">time</a><span class="src-sym">(</span><span class="src-sym">)&nbsp;</span>-&nbsp;<span class="src-var">$age</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a260"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a261"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;try&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a262"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$dbh&nbsp;</span>=&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$conn">conn</a><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Connection.html#methodgetDbh">getDbh</a><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a263"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt&nbsp;</span>=&nbsp;<span class="src-var">$dbh</span><span class="src-sym">-&gt;</span><span class="src-id">prepare</span><span class="src-sym">(</span><span class="src-str">'DELETE&nbsp;FROM&nbsp;'&nbsp;</span>.&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$_lockTable">_lockTable</a>&nbsp;.&nbsp;<span class="src-str">'&nbsp;WHERE&nbsp;timestamp_obtained&nbsp;&lt;&nbsp;:age'</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a264"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':age'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$age</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a265"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$query&nbsp;</span>=&nbsp;<span class="src-str">'DELETE&nbsp;FROM&nbsp;'&nbsp;</span>.&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Locking_Manager_Pessimistic.html#var$_lockTable">_lockTable</a>&nbsp;.&nbsp;<span class="src-str">'&nbsp;WHERE&nbsp;timestamp_obtained&nbsp;&lt;&nbsp;:age'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a266"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(</span><span class="src-var">$objectType</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a267"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$query&nbsp;</span>.=&nbsp;<span class="src-str">'&nbsp;AND&nbsp;object_type&nbsp;=&nbsp;:object_type'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a268"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a269"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(</span><span class="src-var">$userIdent</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a270"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$query&nbsp;</span>.=&nbsp;<span class="src-str">'&nbsp;AND&nbsp;user_ident&nbsp;=&nbsp;:user_ident'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a271"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a272"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt&nbsp;</span>=&nbsp;<span class="src-var">$dbh</span><span class="src-sym">-&gt;</span><span class="src-id">prepare</span><span class="src-sym">(</span><span class="src-var">$query</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a273"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':age'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$age</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a274"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(</span><span class="src-var">$objectType</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a275"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':object_type'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$objectType</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a276"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a277"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(</span><span class="src-var">$userIdent</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a278"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">bindParam</span><span class="src-sym">(</span><span class="src-str">':user_ident'</span><span class="src-sym">,&nbsp;</span><span class="src-var">$userIdent</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a279"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a280"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">execute</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a281"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a282"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$count&nbsp;</span>=&nbsp;<span class="src-var">$stmt</span><span class="src-sym">-&gt;</span><span class="src-id">rowCount</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a283"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a284"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-var">$count</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a285"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}&nbsp;</span>catch&nbsp;<span class="src-sym">(</span><span class="src-id">PDOException&nbsp;</span><span class="src-var">$pdoe</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a286"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;throw&nbsp;<span class="src-key">new&nbsp;</span><span class="src-id"><a href="../Doctrine/Doctrine_Locking_Exception.html">Doctrine_Locking_Exception</a></span><span class="src-sym">(</span><span class="src-var">$pdoe</span><span class="src-sym">-&gt;</span><span class="src-id">getMessage</span><span class="src-sym">(</span><span class="src-sym">))</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a287"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a288"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a289"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a290"></a><span class="src-sym">}</span></div></li>
</ol>
</span></div>
</div>