reader.h

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/**
    @file
    @author Alexander Sherikov
 
    @copyright 2018 Alexander Sherikov, Licensed under the Apache License, Version 2.0.
    (see @ref LICENSE or http://www.apache.org/licenses/LICENSE-2.0)
 
    @brief
*/
 
#pragma once
 
 
namespace ariles2
{
    namespace ns_ros2param
    {
        namespace impl
        {
            class Reader;
        }
 
 
 
        /**
         * @brief Configuration reader class
         */
        class Reader : public serialization::PIMPLVisitor<read::Visitor, impl::Reader>
        {
        protected:
            using Parent = serialization::PIMPLVisitor<read::Visitor, impl::Reader>;
 
        public:
            /**
             * @brief Constructor
             *
             * @param[in] nh NodeHandle
             */
            explicit Reader(const rclcpp::node_interfaces::NodeParametersInterface::SharedPtr &nh);
 
 
            bool startRoot(const std::string &name);
 
            bool startMapEntry(const std::string &child_name);
            void endMapEntry();
 
 
            bool startIteratedMap(
                    const SizeLimitEnforcementType /*limit_type*/ = SIZE_LIMIT_NONE,
                    const std::size_t /*min*/ = 0,
                    const std::size_t /*max*/ = 0);
            bool startIteratedMapElement(std::string &entry_name);
            void endIteratedMapElement();
            void endIteratedMap();
 
 
            std::size_t startArray();
            void startArrayElement();
            void endArrayElement();
            void endArray();
 
 
#define ARILES2_BASIC_TYPE(type) void readElement(type &element);
 
            CPPUT_MACRO_SUBSTITUTE(ARILES2_BASIC_TYPES_LIST)
 
#undef ARILES2_BASIC_TYPE
        };
    }  // namespace ns_ros2param
}  // namespace ariles2