public function isValidType($data)
    {
        return $data instanceof StrictMap &&
        $data->getKeyTypeCheck() == $this->keyTypeCheck &&
        $data->getValueTypeCheck() == $this->valueTypeCheck;
    }
public function isValidType($data)
    {
        return $data instanceof StrictMap &&
        $data->getKeyTypeCheck() == $this->keyTypeCheck &&
        $data->getValueTypeCheck() == $this->valueTypeCheck;
    }
{@inheritDoc}