KjwArrayResultSet.php

<?php // vim:ts=4:sw=4:noet
/*====================================================================== 
Copyright (C) 2006-2009, Walter Doekes
This file is part of KjwLib-php45.
 
KjwLib-php45 is free software: you can redistribute it and/or modify 
it under the terms of the GNU General Public License as published by 
the Free Software Foundation, either version 3 of the License, or 
(at your option) any later version. 

KjwLib-php45 is distributed in the hope that it will be useful, 
but WITHOUT ANY WARRANTY; without even the implied warranty of 
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
GNU General Public License for more details. 

You should have received a copy of the GNU General Public License 
along with KjwLib-php45.  If not, see <http://www.gnu.org/licenses/>. 
======================================================================*/

require_once(dirname(__FILE__) . '/KjwResultSet.php');

class KjwArrayResultSet extends KjwResultSet {
        var $_data;                     
        var $_pointer;          
        function KjwArrayResultSet($resultset) {
                assert(is_array($resultset));
                parent::KjwResultSet();
                $this->_pointer = 0;
                $this->_data = $resultset; // PHP5 copies arrays by default as well, no?
        }

        /* [INHERITED DOCS] */
        function destroy() {
                unset($this->_data);
                unset($this->_pointer);
                parent::destroy();
        }

        /* [INHERITED DOCS] */
        function getNext() {
                if ($this->_pointer >= sizeof($this->_data))
                        return false;
                return $this->_data[$this->_pointer++];
        }

        /* [INHERITED DOCS] */
        function at() {
                return $this->_pointer;
        }

        /* [INHERITED DOCS] */
        function size() {
                return sizeof($this->_data);
        }

        /* [INHERITED DOCS] */
        function seekAbs($offset) {
                if($offset < 0 || $offset >= sizeof($this->_data))
                        return false;
                $this->_pointer = $offset;
                return true;
        }
}

?>

---