Class Key

src/networkfilemanager.cpp:144–153

  private:
    struct Key {
        std::string url;
        unsigned long long chunkIdx;

        Key(const std::string &urlIn, unsigned long long chunkIdxIn)
            : url(urlIn), chunkIdx(chunkIdxIn) {}
        bool operator==(const Key &other) const {
            return url == other.url && chunkIdx == other.chunkIdx;
        }
    };

    struct KeyHasher {
        std::size_t operator()(const Key &k) const {