protected function castToClass($value)
    {
        if (!class_exists($this->class)) {
            return $this->dontCast($value, "Class doesn't exist");
        }

        if (is_object($value) && is_a($value, $this->class)) {
            return $value;
        }

        $value = $this->createWithSetState($value);

        if (!is_a($value, $this->class)) {
            $class = $this->class;
            $value = new $class($value);
        }

        return $value;
    }