MetadataCatalogue.h

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// SPDX-FileCopyrightText: Deutsches Elektronen-Synchrotron DESY, MSK, ChimeraTK Project <chimeratk-support@desy.de>
// SPDX-License-Identifier: LGPL-3.0-or-later
#pragma once
 
#include <map>
#include <string>
 
namespace ChimeraTK {
 
  class MetadataCatalogue {
   public:
    [[nodiscard]] const std::string& getMetadata(const std::string& key) const;
 
    [[nodiscard]] size_t getNumberOfMetadata() const;
 
    void addMetadata(const std::string& key, const std::string& value);
 
    using iterator = std::map<std::string, std::string>::iterator;
    using const_iterator = std::map<std::string, std::string>::const_iterator;
    [[nodiscard]] iterator begin();
    [[nodiscard]] const_iterator cbegin() const;
    [[nodiscard]] iterator end();
    [[nodiscard]] const_iterator cend() const;
 
   protected:
    std::map<std::string, std::string> metadata;
  };
 
} // namespace ChimeraTK