std::pair<std::shared_ptr<expire_info>,std::shared_ptr<T>> get_as_with_expire(const database_type & db, const std::string & key, const timeval_type & current)
{
std::pair<std::shared_ptr<expire_info>,std::shared_ptr<type_interface>> val = db.get_with_expire(key, current);
if (!val.second) {
return std::make_pair(std::shared_ptr<expire_info>(), std::shared_ptr<T>());
}
std::shared_ptr<T> value = std::dynamic_pointer_cast<T>(val.second);
if (!value) {
throw std::runtime_error("ERR type mismatch");
}
return std::make_pair(val.first, value);
}
