StandardComparator.class.php

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00001 <?php
00002 /***************************************************************************
00003  *   Copyright (C) 2009 by Denis M. Gabaidulin                             *
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 
00012     final class StandardComparator extends Singleton
00013         implements Comparator, Instantiatable
00014     {
00015         private $cmpFunction = 'strcmp';
00016         
00017         public static function me()
00018         {
00019             return Singleton::getInstance(__CLASS__);
00020         }
00021         
00022         public function setCmpFunction($name)
00023         {
00024             $this->cmpFunction = $name;
00025             
00026             return $this;
00027         }
00028         
00029         public function compare($one, $two)
00030         {
00031             $cmpFunc = $this->cmpFunction;
00032             
00033             return $cmpFunc($one, $two);
00034         }
00035     }
00036 ?>