DALDropParser.inc

<?php
require_once dirname(__FILE__).'/DALQueryParser.inc';

class DALDropParser extends DALQueryParser
{


    private function __construct()
    {

    }//end __construct()


    public static function parse(DomElement $xmlQuery)
    {
        $query   = array();
        $dropTag = $xmlQuery->getElementsByTagName('drop')->item(0);
        if ($dropTag !== NULL) {
            if ($dropTag->getAttribute('table') !== '') {
                $query['DROP']['TABLE'] = $dropTag->getAttribute('table');
            } else if ($dropTag->getAttribute('sequence') !== '') {
                $query['DROP']['SEQUENCE'] = $dropTag->getAttribute('sequence');
            }
        }

        return $query;

    }//end parse()


    public static function validate(DomElement $query)
    {
        $dropTag = $query->getElementsByTagName('drop')->item(0);
        if ($dropTag === NULL) {
            throw new DALParserException('DROP tag not found.');
        }

        if (($dropTag->getAttribute('table') === '') && ($dropTag->getAttribute('sequence') === '')) {
            throw new DALParserException('No DROP query type specified.');
        }

    }//end validate()


}//end class

?>