sdm/include/utils/factory.h

/*
* Copyright (c) 2017, The Linux Foundation. All rights reserved.
*
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* modification, are permitted provided that the following conditions are
* met:
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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*/

#ifndef __FACTORY_H__
#define __FACTORY_H__

#include <utility>
#include <map>
#include <string>

namespace sdm {

template <class Creator>
class Factory {
 public:
  int Add(const std::string &name, const Creator &creator) {
    map_.insert(std::pair<std::string, Creator>(name, creator));

    return 0;
  }

  Creator Get(const std::string &name) {
    typename std::map<std::string, Creator>::iterator it = map_.find(name);
    if (it != map_.end()) {
      return it->second;
    }

    return nullptr;
  }

 private:
  std::map<std::string, Creator> map_;
};

}  // namespace sdm

#endif  // __FACTORY_H__