1 /* 2 * Copyright (c) 2025 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 OHOS_HIVIEWDFX_PERIOD_INFO_FILE_OPT_H 17 #define OHOS_HIVIEWDFX_PERIOD_INFO_FILE_OPT_H 18 19 #include <fstream> 20 #include <list> 21 #include <string> 22 23 #include "plugin.h" 24 25 namespace OHOS { 26 namespace HiviewDFX { 27 class PeriodInfoFileOperator { 28 public: 29 PeriodInfoFileOperator(HiviewContext* context, const std::string& fileName); 30 ~PeriodInfoFileOperator() = default; 31 32 public: 33 using SplitPeriodInfoHandler = std::function<void(const std::vector<std::string>&)>; 34 using PeriodContentBuilder = std::function<std::string()>; 35 void ReadPeriodInfoFromFile(size_t splitItemCnt, SplitPeriodInfoHandler periodInfoHandler); 36 void WritePeriodInfoToFile(PeriodContentBuilder contentBuilder); 37 38 private: 39 std::string GetPeriodInfoFilePath(HiviewContext* context, const std::string& fileName); 40 41 private: 42 std::string filePath_; 43 uint64_t optCnt_ = 0; 44 }; 45 } // namespace HiviewDFX 46 } // namespace OHOS 47 48 #endif // OHOS_HIVIEWDFX_PERIOD_INFO_FILE_OPT_H