Method getKey

src/Compression/CompressionCodecEncrypted.cpp:458–474

}

String CompressionCodecEncrypted::Configuration::getKey(EncryptionMethod method, const UInt64 & key_id) const
{
    String key;
    /// See description of previous finction, logic is the same.
    if (!params.get())
        throw Exception(ErrorCodes::BAD_ARGUMENTS, "Empty params in CompressionCodecEncrypted configuration");

    const auto current_params = params.get();

    /// check if there is current key in storage
    if (current_params->keys_storage[method].contains(key_id))
        key = current_params->keys_storage[method].at(key_id);
    else
        throw Exception(ErrorCodes::BAD_ARGUMENTS, "There is no key {} in config for {} encryption codec", key_id, getMethodName(method));

    return key;
}


CompressionCodecEncrypted::CompressionCodecEncrypted(EncryptionMethod Method): encryption_method(Method)