| /* |
| * Copyright 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #pragma once |
| |
| #include <optional> |
| #include <string> |
| #include <type_traits> |
| |
| namespace bluetooth { |
| namespace storage { |
| |
| // A config serializable module |
| template <typename T> |
| class Serializable { |
| public: |
| Serializable() = default; |
| virtual ~Serializable() = default; |
| |
| // GD stack code |
| |
| // Serialize to string used in GD stack |
| virtual std::string ToString() const = 0; |
| // T must implement FromString(const std::string&), otherwise, it will fail to compile |
| // Parse string from GD stack |
| static std::optional<T> FromString(const std::string& str) { |
| return T::FromString(str); |
| } |
| |
| // Legacy handling |
| |
| // Serialize to string used in legacy stack config, this may not be the same as ToString() |
| virtual std::string ToLegacyConfigString() const = 0; |
| // T must implement FromLegacyConfigString(const std::string&), otherwise, it will fail to compile |
| // Parse string from legacy config |
| static std::optional<T> FromLegacyConfigString(const std::string& str) { |
| return T::FromLegacyConfigString(str); |
| } |
| }; |
| |
| } // namespace storage |
| } // namespace bluetooth |