James Hawkins | abd73e6 | 2016-01-19 15:10:38 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #ifndef BOOT_EVENT_RECORD_STORE_H_ |
| 18 | #define BOOT_EVENT_RECORD_STORE_H_ |
| 19 | |
| 20 | #include <cstdint> |
| 21 | #include <string> |
| 22 | #include <utility> |
| 23 | #include <vector> |
James Hawkins | eabe08b | 2016-01-19 16:54:35 -0800 | [diff] [blame] | 24 | #include <android-base/macros.h> |
James Hawkins | abd73e6 | 2016-01-19 15:10:38 -0800 | [diff] [blame] | 25 | #include <gtest/gtest_prod.h> |
| 26 | |
| 27 | // BootEventRecordStore manages the persistence of boot events to the record |
| 28 | // store and the retrieval of all boot event records from the store. |
| 29 | class BootEventRecordStore { |
| 30 | public: |
| 31 | // A BootEventRecord consists of the event name and the timestamp the event |
| 32 | // occurred. |
| 33 | typedef std::pair<std::string, int32_t> BootEventRecord; |
| 34 | |
| 35 | BootEventRecordStore(); |
| 36 | |
| 37 | // Persists the boot event named |name| in the record store. |
| 38 | void AddBootEvent(const std::string& name); |
| 39 | |
| 40 | // Returns a list of all of the boot events persisted in the record store. |
| 41 | std::vector<BootEventRecord> GetAllBootEvents() const; |
| 42 | |
| 43 | private: |
| 44 | // The tests call SetStorePath to override the default store location with a |
| 45 | // more test-friendly path. |
| 46 | FRIEND_TEST(BootEventRecordStoreTest, AddSingleBootEvent); |
| 47 | FRIEND_TEST(BootEventRecordStoreTest, AddMultipleBootEvents); |
| 48 | |
| 49 | // Sets the filesystem path of the record store. |
| 50 | void SetStorePath(const std::string& path); |
| 51 | |
| 52 | // Constructs the full path of the given boot |event|. |
| 53 | std::string GetBootEventPath(const std::string& event) const; |
| 54 | |
| 55 | // The filesystem path of the record store. |
| 56 | std::string store_path_; |
| 57 | |
| 58 | DISALLOW_COPY_AND_ASSIGN(BootEventRecordStore); |
| 59 | }; |
| 60 | |
| 61 | #endif // BOOT_EVENT_RECORD_STORE_H_ |