RegistrableFactory.h

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// Copyright 2002-2019 CEA LIST
// SPDX-FileCopyrightText: 2022 CEA LIST <gael.de-chalendar@cea.fr>
//
// SPDX-License-Identifier: MIT
 
/***************************************************************************
 *   Copyright (C) 2004-2019 by CEA LIST                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef LIMA_COMMON_ABSTRACTFACTORYPATTERN_REGISTRABLEFACTORY_H
#define LIMA_COMMON_ABSTRACTFACTORYPATTERN_REGISTRABLEFACTORY_H
 
#include "MainFactory.h"
#include <deque>
#include <string>
 
namespace Lima
{
 
template<typename Factory>
class RegistrableFactory
{
public:
 
  virtual ~RegistrableFactory() = default;
 
  static std::shared_ptr<Factory> getFactory(const std::string& id);
 
  static std::deque<std::string> getRegisteredFactories();
 
protected:
  RegistrableFactory(const std::string& id);
 
};
 
template<typename Factory>
RegistrableFactory<Factory>::RegistrableFactory(const std::string& id)
{
//   std::cerr << "RegistrableFactory<Factory>::RegistrableFactory(" << id << ")" << std::endl;
  MainFactory< RegistrableFactory<Factory> >::changeable().registerFactory(id, this);
}
 
template<typename Factory>
std::shared_ptr<Factory> RegistrableFactory<Factory>::getFactory(const std::string& id)
{
//   std::cerr << "RegistrableFactory<Factory>::getFactory(" << id << ")" << std::endl;
// 
  if (id.empty())
  {
    std::cerr << "Trying to access to factory with empty name!" << std::endl;
    throw InvalidConfiguration();
  }
  return std::dynamic_pointer_cast<Factory>(MainFactory< RegistrableFactory<Factory> >::changeable().getFactory(id));
}
 
template<typename Factory>
std::deque<std::string> RegistrableFactory<Factory>::getRegisteredFactories()
{
  return MainFactory< RegistrableFactory<Factory> >::single().getRegisteredFactories();
}
 
}
 
#endif