Function set_attribute_value

src/ifcparse/IfcEntityInstanceData.h:447–456

    template<typename T>
    void set_attribute_value(void* storage, const IfcParse::declaration* decl, std::size_t identity, std::size_t index, T&& value) {
        if (storage_) {
            storage_->set(index, value);
        }
#ifdef IFOPSH_WITH_ROCKSDB
        else {
            rocks_db_attribute_storage{}.set(storage, decl, identity, index, value);
        }
#endif
    }

    template<typename T>
    bool has_attribute_value(void* storage, const IfcParse::declaration* decl, std::size_t identity, std::size_t index) const {