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#ifndef MOZC_STORAGE_TINY_STORAGE_H_
#define MOZC_STORAGE_TINY_STORAGE_H_

#include <memory>
#include <string>

#include "storage/storage_interface.h"

namespace mozc {
namespace storage {

// Very simple and tiny key/value storage.
// Use it just for saving small data which
// are not updated frequently, like timestamp, auth_token, etc.
// We will replace it with faster and more robust implementation.
class TinyStorage {
 public:
  TinyStorage() = delete;
  TinyStorage(const TinyStorage &) = delete;
  TinyStorage &operator=(const TinyStorage &) = delete;
  // Returns an implementation of StorageInterface.
  // Caller must take ownership of the returned object.
  // Returns NULL if fails.
  static std::unique_ptr<StorageInterface> New();
  static std::unique_ptr<StorageInterface> Create(const std::string &filename);
};

}  // namespace storage
}  // namespace mozc

#endif  // MOZC_STORAGE_TINY_STORAGE_H_
