Jose\Decrypter::getCompressionMethod PHP Метод

getCompressionMethod() приватный Метод

private getCompressionMethod ( string $method ) : Jose\Compression\CompressionInterface
$method string
Результат Jose\Compression\CompressionInterface
    private function getCompressionMethod($method)
    {
        $compression_method = $this->getCompressionManager()->getCompressionAlgorithm($method);
        Assertion::notNull($compression_method, sprintf('Compression method "%s" not supported', $method));
        return $compression_method;
    }