1 /* 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef PANDA_LIBPANDABASE_TASKMANAGER_TASK_STATISTICS_LOCK_FREE_TASK_STATISTICS_IMPL_H 17 #define PANDA_LIBPANDABASE_TASKMANAGER_TASK_STATISTICS_LOCK_FREE_TASK_STATISTICS_IMPL_H 18 19 #include "libpandabase/taskmanager/task_statistics/task_statistics.h" 20 #include <unordered_map> 21 #include <atomic> 22 23 namespace panda::taskmanager { 24 25 class LockFreeTaskStatisticsImpl : public TaskStatistics { 26 using TaskPropertiesAtomicCounterMap = std::unordered_map<TaskProperties, std::atomic_size_t, TaskProperties::Hash>; 27 28 public: 29 LockFreeTaskStatisticsImpl(); 30 ~LockFreeTaskStatisticsImpl() override = default; 31 32 NO_COPY_SEMANTIC(LockFreeTaskStatisticsImpl); 33 NO_MOVE_SEMANTIC(LockFreeTaskStatisticsImpl); 34 35 void IncrementCount(TaskStatus status, TaskProperties properties, size_t count) override; 36 size_t GetCount(TaskStatus status, TaskProperties properties) const override; 37 38 size_t GetCountOfTaskInSystem() const override; 39 size_t GetCountOfTasksInSystemWithTaskProperties(TaskProperties properties) const override; 40 41 void ResetAllCounters() override; 42 void ResetCountersWithTaskProperties(TaskProperties properties) override; 43 44 private: 45 TaskPropertiesAtomicCounterMap taskInSystemCounterMap_; 46 std::unordered_map<TaskStatus, TaskPropertiesAtomicCounterMap> taskPropertiesCounterMap_; 47 }; 48 49 } // namespace panda::taskmanager 50 51 #endif // PANDA_LIBPANDABASE_TASKMANAGER_TASK_STATISTICS_LOCK_FREE_TASK_STATISTICS_IMPL_H 52