1 /* 2 * Copyright (c) 2024 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_MEDIALIBRARY_DUPLICATE_PHOTO_OPERATION_H 17 #define OHOS_MEDIALIBRARY_DUPLICATE_PHOTO_OPERATION_H 18 19 #include <mutex> 20 #include <unordered_set> 21 22 #include "abs_shared_result_set.h" 23 #include "rdb_predicates.h" 24 25 namespace OHOS { 26 namespace Media { 27 #define EXPORT __attribute__ ((visibility ("default"))) 28 class DuplicatePhotoOperation { 29 public: 30 EXPORT static std::shared_ptr<NativeRdb::ResultSet> GetAllDuplicateAssets( 31 const NativeRdb::RdbPredicates& predicates, const std::vector<std::string>& columns); 32 EXPORT static std::shared_ptr<NativeRdb::ResultSet> GetDuplicateAssetsToDelete( 33 const NativeRdb::RdbPredicates& predicates, const std::vector<std::string>& columns); 34 35 private: 36 static std::string GetSelectColumns(const std::unordered_set<std::string> &columns); 37 38 private: 39 static std::once_flag onceFlag_; 40 }; 41 } // namespace Media 42 } // namespace OHOS 43 #endif // OHOS_MEDIALIBRARY_DUPLICATE_PHOTO_OPERATION_H