IndexedList.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: IndexedList.class.php 4687 2007-12-09 18:57:18Z voxus $ */
00012 
00018     final class IndexedList extends AbstractList
00019     {
00020         public static function create()
00021         {
00022             return new self;
00023         }
00024         
00025         public function offsetSet($offset, $value)
00026         {
00027             Assert::isTrue($value instanceof Identifiable);
00028             
00029             $offset = $value->getId();
00030             
00031             if ($this->offsetExists($offset))
00032                 throw new WrongArgumentException(
00033                     "object with id == '{$offset}' already exists"
00034                 );
00035             
00036             $this->list[$offset] = $value;
00037             
00038             return $this;
00039         }
00040     }
00041 ?>

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