/**
* Returns an singleton instance of this class
* @return
*/
public static function getInstance()
{
if (self::$instance == null) {
self::$instance = new NewsletterMapper();
}
return self::$instance;
}
/**
* Initializes DB mappers
*
* @param object $config
* @param object $args
* @return
*/
function __construct($config, $args)
{
$this->mapper = NewsletterMapper::getInstance();
$this->config = $config;
$this->args = $args;
}