MainFactoriesMap.cpp

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// Copyright 2002-2019 CEA LIST
// SPDX-FileCopyrightText: 2022 CEA LIST <gael.de-chalendar@cea.fr>
//
// SPDX-License-Identifier: MIT
 
#include <iostream>
 
#include "common/LimaCommon.h"
#include "MainFactoriesMap.h"
 
namespace Lima
{
 
  class MainFactoriesMap::MainFactoriesMapPrivate
  {
 
    friend class MainFactoriesMap;
 
    ~MainFactoriesMapPrivate()
    {
      if (nullptr != s_mainFactoriesMap)
      {
        delete s_mainFactoriesMap;
        s_mainFactoriesMap = nullptr;
        shuttingDown = true;
      }
    }
 
  private:
 
    static bool shuttingDown;
    static MainFactoryMap *s_mainFactoriesMap;
  };
 
  MainFactoryMap* MainFactoriesMap::MainFactoriesMapPrivate::s_mainFactoriesMap = nullptr;
  bool MainFactoriesMap::MainFactoriesMapPrivate::shuttingDown = false;
 
  MainFactoryMap& MainFactoriesMap::get()
  {
    if (MainFactoriesMap::MainFactoriesMapPrivate::shuttingDown)
      throw LimaException("Access to s_mainFactoriesMap while shutting down");
 
    if (nullptr == MainFactoriesMap::MainFactoriesMapPrivate::s_mainFactoriesMap)
      MainFactoriesMap::MainFactoriesMapPrivate::s_mainFactoriesMap = new MainFactoryMap;
 
    return *MainFactoriesMap::MainFactoriesMapPrivate::s_mainFactoriesMap;
  }
 
}