83 std::shared_ptr<Node> node_;
84 std::shared_ptr<Service<ParamName, Param>> get_parameter_service_;
85 std::shared_ptr<Service<Param, BoolResult>> set_parameter_service_;
86 std::shared_ptr<Service<NodeName, Params>> list_parameters_service_;
88 std::mutex param_map_mutex_;
89 std::unordered_map<std::string, Param> param_map_;