ScopeGetter.class.php

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00001 <?php
00002 /***************************************************************************
00003  *   Copyright (C) 2007 by Ivan Y. Khvostishkov                            *
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 ScopeGetter extends PrototypedGetter
00013     {
00014         public function get($name)
00015         {
00016             if (!isset($this->mapping[$name]))
00017                 throw new WrongArgumentException(
00018                     "knows nothing about property '{$name}'"
00019                 );
00020             
00021             $primitive = $this->mapping[$name];
00022             
00023             $key = $primitive->getName();
00024             
00025             return
00026                 isset($this->object[$key])
00027                 ? $this->object[$key]
00028                 : null;
00029         }
00030     }
00031 ?>