AggregateProjection.class.php

Go to the documentation of this file.
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 
00015     abstract class AggregateProjection extends BaseProjection
00016     {
00017         abstract public function getFunctionName();
00018         
00022         public function process(Criteria $criteria, JoinCapableQuery $query)
00023         {
00024             Assert::isNotNull($this->property);
00025             
00026             return
00027                 $query->
00028                 get(
00029                     SQLFunction::create(
00030                         $this->getFunctionName(),
00031                         $criteria->getDao()->guessAtom($this->property, $query)
00032                     )->
00033                     setAlias($this->alias)
00034                 );
00035         }
00036     }
00037 ?>