Method HandleRequest

src/engine/plugins/table.cpp:23–156

}

Status TablePlugin::HandleRequest(const RoutingAlgorithmsInterface &algorithms,
                                  const api::TableParameters &params,
                                  osrm::engine::api::ResultT &result) const
{
    if (!algorithms.HasManyToManySearch())
    {
        return Error("NotImplemented",
                     "Many to many search is not implemented for the chosen search algorithm.",
                     result);
    }

    BOOST_ASSERT(params.IsValid());

    if (!CheckAllCoordinates(params.coordinates))
    {
        return Error("InvalidOptions", "Coordinates are invalid", result);
    }

    if (!params.bearings.empty() && params.coordinates.size() != params.bearings.size())
    {
        return Error(
            "InvalidOptions", "Number of bearings does not match number of coordinates", result);
    }

    // Empty sources or destinations means the user wants all of them included, respectively
    // The ManyToMany routing algorithm we dispatch to below already handles this perfectly.
    const auto num_sources =
        params.sources.empty() ? params.coordinates.size() : params.sources.size();
    const auto num_destinations =
        params.destinations.empty() ? params.coordinates.size() : params.destinations.size();

    if (max_locations_distance_table > 0 &&
        ((num_sources * num_destinations) >
         static_cast<std::size_t>(max_locations_distance_table * max_locations_distance_table)))
    {
        return Error("TooBig", "Too many table coordinates", result);
    }

    if (!CheckAlgorithms(params, algorithms, result))
        return Status::Error;

    const auto &facade = algorithms.GetFacade();
    auto phantom_nodes = GetPhantomNodes(facade, params);

    if (phantom_nodes.size() != params.coordinates.size())
    {
        return Error(
            "NoSegment", MissingPhantomErrorMessage(phantom_nodes, params.coordinates), result);
    }

    auto snapped_phantoms = SnapPhantomNodes(std::move(phantom_nodes));

    bool request_distance = params.annotations & api::TableParameters::AnnotationsType::Distance;
    bool request_duration = params.annotations & api::TableParameters::AnnotationsType::Duration;

    auto result_tables_pair = algorithms.ManyToManySearch(
        snapped_phantoms, params.sources, params.destinations, request_distance);