OqlHavingClause.class.php

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00001 <?php
00002 /****************************************************************************
00003  *   Copyright (C) 2009 by Vladlen Y. Koshelev                              *
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     final class OqlHavingClause extends OqlQueryExpressionClause
00016     {
00020         public static function create()
00021         {
00022             return new self;
00023         }
00024         
00028         public function toProjection()
00029         {
00030             return $this->toLogic();
00031         }
00032         
00033         protected static function checkExpression(OqlQueryExpression $expression)
00034         {
00035             Assert::isInstance($expression->getClassName(), 'HavingProjection');
00036         }
00037     }
00038 ?>