62 lines
1.7 KiB
C++
62 lines
1.7 KiB
C++
#ifndef EXTRACTOR_CALLBACKS_HPP
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#define EXTRACTOR_CALLBACKS_HPP
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#include "util/typedefs.hpp"
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#include <boost/functional/hash.hpp>
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#include <boost/optional/optional_fwd.hpp>
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#include <string>
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#include <unordered_map>
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namespace osmium
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{
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class Node;
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class Way;
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}
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namespace osrm
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{
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namespace extractor
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{
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class ExtractionContainers;
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struct InputRestrictionContainer;
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struct ExtractionNode;
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struct ExtractionWay;
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/**
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* This class is uses by the extractor with the results of the
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* osmium based parsing and the customization through the lua profile.
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*
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* It mediates between the multi-threaded extraction process and the external memory containers.
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* Thus the synchronization is handled inside of the extractor.
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*/
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class ExtractorCallbacks
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{
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private:
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// used to deduplicate street names and street destinations: actually maps to name ids
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using MapKey = std::pair<std::string, std::string>;
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using MapVal = unsigned;
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std::unordered_map<MapKey, MapVal, boost::hash<MapKey>> string_map;
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ExtractionContainers &external_memory;
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public:
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explicit ExtractorCallbacks(ExtractionContainers &extraction_containers);
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ExtractorCallbacks(const ExtractorCallbacks &) = delete;
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ExtractorCallbacks &operator=(const ExtractorCallbacks &) = delete;
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// warning: caller needs to take care of synchronization!
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void ProcessNode(const osmium::Node ¤t_node, const ExtractionNode &result_node);
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// warning: caller needs to take care of synchronization!
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void ProcessRestriction(const boost::optional<InputRestrictionContainer> &restriction);
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// warning: caller needs to take care of synchronization!
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void ProcessWay(const osmium::Way ¤t_way, const ExtractionWay &result_way);
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};
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}
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}
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#endif /* EXTRACTOR_CALLBACKS_HPP */
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