osrm-backend/include/engine/plugins/nearest.hpp

#ifndef NEAREST_HPP
#define NEAREST_HPP

#include "engine/api/nearest_parameters.hpp"
#include "engine/datafacade/contiguous_internalmem_datafacade.hpp"
#include "engine/plugins/plugin_base.hpp"
#include "engine/routing_algorithms.hpp"
#include "osrm/json_container.hpp"

namespace osrm::engine::plugins
{

class NearestPlugin final : public BasePlugin
{
  public:
    explicit NearestPlugin(const int max_results, const boost::optional<double> default_radius);

    Status HandleRequest(const RoutingAlgorithmsInterface &algorithms,
                         const api::NearestParameters &params,
                         osrm::engine::api::ResultT &result) const;

  private:
    const int max_results;
};
} // namespace osrm::engine::plugins

#endif /* NEAREST_HPP */