static function Close()
 {
     Session::$DBConnection = null;
     return true;
 }
 public function __construct($Database)
 {
     session_set_save_handler(array($this, 'Open'), array($this, 'Close'), array($this, 'Read'), array($this, 'Write'), array($this, 'Destroy'), array($this, 'GarbageCollector'));
     register_shutdown_function('session_write_close');
     Session::$DBConnection = $Database::$Connection;
 }