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<?php
/*
* $Id: Iterator.php 5876 2009-06-10 18:43:12Z piccoloprincipe $
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.phpdoctrine.org>.
*/
/**
* Doctrine_Record_Iterator
*
* @package Doctrine
* @subpackage Record
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.phpdoctrine.org
* @since 1.0
* @version $Revision: 5876 $
*/
class Doctrine_Record_Iterator extends ArrayIterator
{
/**
* @var Doctrine_Record $record
*/
private $record;
/**
* @var Doctrine_Null $null
*/
private static $null;
/**
* constructor
*
* @param Doctrine_Record $record
*/
public function __construct(Doctrine_Record $record)
{
$this->record = $record;
parent::__construct($record->getData());
}
/**
* initNullObject
*
* @param Doctrine_Null $null
*/
public static function initNullObject(Doctrine_Null $null)
{
self::$null = $null;
}
/**
* current
*
* @return mixed
*/
public function current()
{
$value = parent::current();
if ($value === self::$null) {
return null;
} else {
return $value;
}
}
}
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