.. _program_listing_file_src_ParameterConflictHandler.hpp:

Program Listing for File ParameterConflictHandler.hpp
=====================================================

|exhale_lsh| :ref:`Return to documentation for file <file_src_ParameterConflictHandler.hpp>` (``src/ParameterConflictHandler.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #pragma once
   #include <rclcpp/parameter.hpp>
   #include <rclcpp/parameter_value.hpp>
   #include <string>
   #include <unordered_map>
   #include <vector>
   
   
   class ParameterConflictHandler
   {
   public:
     typedef std::unordered_map<std::string, rclcpp::ParameterValue> ParameterValueMap;
   
     ParameterConflictHandler();
   
     std::vector<std::string>
     resolve_defaults(ParameterValueMap &p);
   
     std::vector<std::string>
     resolve_overrides(ParameterValueMap &p);
   
     void
     restore(std::vector<rclcpp::Parameter> &parameters);
   
     static std::vector<std::string>
     check(const std::vector<rclcpp::Parameter> &parameters_old,
           const std::vector<rclcpp::Parameter> &parameters_new);
   
     void
     store_commit_or_revert(const bool commit);
   
   private:
     ParameterValueMap store;
     ParameterValueMap tmp_store;
   
     static bool
     conflict_exposure(const ParameterValueMap &p);
   };