parser_parameters.h

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/*  DocToText - A multifaceted, data extraction software development toolkit that converts all sorts of files to plain text and html.              */
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/*  Copyright (c) SILVERCODERS Ltd                                                                                                                 */
/*  http://silvercoders.com                                                                                                                        */
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/*  http://silvercoders.com/en/products/doctotext                                                                                                  */
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#ifndef PARSER_PARAMETERS_HPP
#define PARSER_PARAMETERS_HPP
 
#include <iostream>
#include <optional>
#include <any>
#include <map>
#include <string>
#include "defines.h"
 
namespace doctotext
{
class DllExport ParserParameters
{
public:
  ParserParameters();
 
  ParserParameters(const ParserParameters& parameters)
  {
    for (auto parameter : parameters.m_parameters)
    {
      m_parameters.insert(parameter);
    }
  }
 
  ParserParameters(const std::string &name, const std::any value);
 
  void operator+=(const ParserParameters &parameters);
 
  ParserParameters& operator=(const ParserParameters &parameters)
  {
    for (auto parameter : parameters.m_parameters)
    {
      m_parameters.insert(parameter);
    }
    return *this;
  }
 
  template<typename T>
  std::optional<T> getParameterValue(const std::string &name) const
  {
    auto parameter_value = m_parameters.find(name);
    if (parameter_value!= m_parameters.end() && parameter_value->second.type() == typeid(T))
    {
      return std::any_cast<T>(parameter_value->second);
    }
    return std::nullopt;
  }
 
private:
  std::map<std::string, std::any> m_parameters;
};
} // namespace doctotext
 
#endif //PARSER_PARAMETERS_HPP