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<?php
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/*
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* $Id: Iterator.php 7490 2010-03-29 19:53:27Z jwage $
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.doctrine-project.org>.
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*/
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/**
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* Doctrine_Record_Iterator
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*
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* @package Doctrine
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* @subpackage Record
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @link www.doctrine-project.org
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* @since 1.0
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* @version $Revision: 7490 $
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*/
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class Doctrine_Record_Iterator extends ArrayIterator
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{
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/**
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* @var Doctrine_Record $record
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*/
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private $record;
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/**
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* @var Doctrine_Null $null
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*/
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private static $null;
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/**
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* constructor
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*
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* @param Doctrine_Record $record
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*/
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public function __construct(Doctrine_Record $record)
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{
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$this->record = $record;
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parent::__construct($record->getData());
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}
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/**
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* initNullObject
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*
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* @param Doctrine_Null $null
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*/
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public static function initNullObject(Doctrine_Null $null)
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{
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self::$null = $null;
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}
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/**
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* current
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*
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* @return mixed
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*/
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public function current()
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{
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$value = parent::current();
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if ($value === self::$null) {
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return null;
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} else {
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return $value;
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}
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}
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}
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