/**
* @return Instrutores
*/
static function getInstance()
{
return parent::getInstance();
}
/**
* @param null $orderBy
* @return Evento[]
*/
public function getAll($orderBy = null)
{
if (self::$eventos == null) {
self::$eventos = parent::getAll($orderBy);
}
self::$eventos = self::ordenar(self::$eventos);
return self::$eventos;
}