Method add

src/CoolPropLib.cpp:487–492

   public:
    AbstractStateLibrary() = default;
    long add(const shared_ptr<CoolProp::AbstractState>& AS) {
        std::scoped_lock guard(ASLib_mutex);
        ASlibrary.insert(std::pair<std::size_t, shared_ptr<CoolProp::AbstractState>>(this->next_handle, AS));
        this->next_handle++;
        return next_handle - 1;
    }
    void remove(long handle) {
        std::scoped_lock guard(ASLib_mutex);
        std::size_t count_removed = ASlibrary.erase(handle);