MnemonicVariable.h

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/*
 * (C) Copyright 2020 NOAA/NWS/NCEP/EMC
 *
 * This software is licensed under the terms of the Apache Licence Version 2.0
 * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
 */
 
#pragma once
 
#include <string>
#include <memory>
 
#include "eckit/config/LocalConfiguration.h"
 
#include "Variable.h"
#include "IngesterTypes.h"
#include "DataObject/ArrayDataObject.h"
#include "Transforms/Transform.h"
 
 
namespace Ingester
{
    /// \brief Exports parsed data associated with a mnemonic (ex: "CLAT")
    class MnemonicVariable final : public Variable
    {
     public:
        explicit MnemonicVariable(const std::string& mnemonicStr, const Transforms& transforms);
        ~MnemonicVariable() final = default;
 
        /// \brief Gets the requested data, applies transforms, and returns the requested data
        /// \param map BufrDataMap that contains the parsed data for each mnemonic
        std::shared_ptr<DataObject> exportData(const BufrDataMap& map) final;
 
     private:
        /// \brief The BUFR mnemonic of interest
        std::string mnemonic_;
 
        /// \brief Collection of transforms to apply to the data during export
        Transforms transforms_;
 
        /// \brief Apply the transforms
        /// \param data Eigen Array data to apply the transform to.
        void applyTransforms(IngesterArray& data);
    };
}  // namespace Ingester