/**
* Singleton Design Pattern
* Return the instance of the class DAO.class.php
* @access private
* @return DAO class instance
* @author Mauro Donadio
*/
private static function _getInstance()
{
if (AContent_lcl_importxml::$_singleton == null) {
require_once 'ContentDAO.class.php';
AContent_lcl_importxml::$_singleton = new ContentDAO();
}
return AContent_lcl_importxml::$_singleton;
}
