XCacheSegmentHandler.class.php

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00001 <?php
00002 /***************************************************************************
00003  *   Copyright (C) 2006-2007 by Konstantin V. Arkhipov                     *
00004  *                                                                         *
00005  *   This program is free software; you can redistribute it and/or modify  *
00006  *   it under the terms of the GNU Lesser General Public License as        *
00007  *   published by the Free Software Foundation; either version 3 of the    *
00008  *   License, or (at your option) any later version.                       *
00009  *                                                                         *
00010  ***************************************************************************/
00011 /* $Id: XCacheSegmentHandler.class.php 4687 2007-12-09 18:57:18Z voxus $ */
00012 
00018     final class XCacheSegmentHandler extends OptimizerSegmentHandler
00019     {
00020         public function __construct($segmentId)
00021         {
00022             parent::__construct($segmentId);
00023             
00024             $this->locker = SemaphorePool::me();
00025         }
00026         
00027         public function drop()
00028         {
00029             return xcache_unset($this->id);
00030         }
00031         
00032         public function ping($key)
00033         {
00034             if (xcache_isset($this->id))
00035                 return parent::ping($key);
00036             else
00037                 return false;
00038         }
00039         
00040         protected function getMap()
00041         {
00042             $this->locker->get($this->id);
00043             
00044             if (!$map = xcache_get($this->id)) {
00045                 $map = array();
00046             }
00047             
00048             return $map;
00049         }
00050         
00051         protected function storeMap(array $map)
00052         {
00053             $result = xcache_set($this->id, $map);
00054             
00055             $this->locker->free($this->id);
00056             
00057             return $result;
00058         }
00059     }
00060 ?>

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