1 /** 2 * Copyright 2023 Huawei Technologies Co., Ltd 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 MINDSPORE_CORE_UTILS_TEMP_FILE_MANAGER_H_ 18 #define MINDSPORE_CORE_UTILS_TEMP_FILE_MANAGER_H_ 19 20 #include <string> 21 #include <unordered_set> 22 #include "mindapi/base/macros.h" 23 #include "utils/ms_utils.h" 24 25 namespace mindspore { 26 // Manager for auto delete temp files 27 class MS_CORE_API TempFileManager { 28 public: 29 static TempFileManager &GetInstance(); 30 /// \brief register temp file which will delete when process exits. 31 /// 32 /// \param[in] the temp file path. 33 void Register(const std::string &file_path); 34 35 /// \brief unregister temp file which is no need to delete when process exits. 36 /// 37 /// \param[in] the file path. 38 void UnRegister(const std::string &file_path); 39 40 /// \brief delete file. 41 /// 42 /// \param[in] the file path. 43 void RemoveFile(const std::string &file_path) const; 44 45 /// \brief delete all temp files 46 void CleanTempFiles(); 47 48 private: 49 TempFileManager() = default; 50 ~TempFileManager(); 51 DISABLE_COPY_AND_ASSIGN(TempFileManager) 52 std::unordered_set<std::string> temp_file_paths_; 53 }; 54 } // namespace mindspore 55 #endif // MINDSPORE_CORE_UTILS_TEMP_FILE_MANAGER_H_ 56