MetaInfo.h

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// --------------------------------------------------------------------------
//                   OpenMS -- Open-Source Mass Spectrometry
// --------------------------------------------------------------------------
// Copyright The OpenMS Team -- Eberhard Karls University Tuebingen,
// ETH Zurich, and Freie Universitaet Berlin 2002-2022.
//
// This software is released under a three-clause BSD license:
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//  * Redistributions in binary form must reproduce the above copyright
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//    documentation and/or other materials provided with the distribution.
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//    may be used to endorse or promote products derived from this software
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// --------------------------------------------------------------------------
// $Maintainer: Timo Sachsenberg $
// $Authors: Marc Sturm $
// --------------------------------------------------------------------------

#pragma once

#include <vector>

#include <OpenMS/CONCEPT/Types.h>
#include <OpenMS/METADATA/MetaInfoRegistry.h>
#include <OpenMS/DATASTRUCTURES/DataValue.h>

#include <boost/container/flat_map.hpp>

namespace OpenMS
{
  class String;

  class OPENMS_DLLAPI MetaInfo
  {
public:
    MetaInfo() = default;

    MetaInfo(const MetaInfo&) = default;

    MetaInfo(MetaInfo&&) = default;

    ~MetaInfo();

    MetaInfo& operator=(const MetaInfo&) = default;
    MetaInfo& operator=(MetaInfo&&) & = default;

    bool operator==(const MetaInfo& rhs) const;
    bool operator!=(const MetaInfo& rhs) const;

    const DataValue& getValue(const String& name, const DataValue& default_value = DataValue::EMPTY) const;
    const DataValue& getValue(UInt index, const DataValue& default_value = DataValue::EMPTY) const;

    bool exists(const String& name) const;
    bool exists(UInt index) const;

    void setValue(const String& name, const DataValue& value);
    void setValue(UInt index, const DataValue& value);

    void removeValue(const String& name);
    void removeValue(UInt index);

    static MetaInfoRegistry& registry();

    void getKeys(std::vector<String>& keys) const;

    void getKeys(std::vector<UInt>& keys) const;

    bool empty() const;

    void clear();

private:
    using MapType = boost::container::flat_map<UInt, DataValue>;

    static MetaInfoRegistry registry_;

    MapType index_to_value_;
  };

} // namespace OpenMS