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 I_DATASHARE_H 17 #define I_DATASHARE_H 18 19 #include <iremote_broker.h> 20 21 #include "datashare_business_error.h" 22 #include "datashare_operation_statement.h" 23 #include "datashare_predicates.h" 24 #include "datashare_result_set.h" 25 #include "datashare_values_bucket.h" 26 #include "distributeddata_data_share_ipc_interface_code.h" 27 #include "uri.h" 28 29 namespace OHOS { 30 namespace AAFwk { 31 class IDataAbilityObserver; 32 } 33 34 namespace DataShare { 35 class IDataShare : public IRemoteBroker { 36 public: 37 DECLARE_INTERFACE_DESCRIPTOR(u"OHOS.DataShare.IDataShare"); 38 39 virtual int OpenFile(const Uri &uri, const std::string &mode) = 0; 40 41 virtual int OpenRawFile(const Uri &uri, const std::string &mode) = 0; 42 43 virtual int Insert(const Uri &uri, const DataShareValuesBucket &value) = 0; 44 45 virtual int InsertExt(const Uri &uri, const DataShareValuesBucket &value, std::string &result) = 0; 46 47 virtual int Update(const Uri &uri, const DataSharePredicates &predicates, const DataShareValuesBucket &value) = 0; 48 49 virtual int BatchUpdate(const UpdateOperations &operations, std::vector<BatchUpdateResult> &results) = 0; 50 51 virtual int Delete(const Uri &uri, const DataSharePredicates &predicates) = 0; 52 53 virtual std::shared_ptr<DataShareResultSet> Query(const Uri &uri, const DataSharePredicates &predicates, 54 std::vector<std::string> &columns, DatashareBusinessError &businessError) = 0; 55 56 virtual std::string GetType(const Uri &uri) = 0; 57 58 virtual int BatchInsert(const Uri &uri, const std::vector<DataShareValuesBucket> &values) = 0; 59 60 virtual int ExecuteBatch(const std::vector<OperationStatement> &statements, ExecResultSet &result) = 0; 61 62 // Remain bool because applications have used these two (register and unregister) methods. 63 virtual bool RegisterObserver(const Uri &uri, const sptr<AAFwk::IDataAbilityObserver> &dataObserver) = 0; 64 65 virtual bool UnregisterObserver(const Uri &uri, const sptr<AAFwk::IDataAbilityObserver> &dataObserver) = 0; 66 67 virtual bool NotifyChange(const Uri &uri) = 0; 68 69 virtual Uri NormalizeUri(const Uri &uri) = 0; 70 71 virtual Uri DenormalizeUri(const Uri &uri) = 0; 72 73 virtual std::vector<std::string> GetFileTypes(const Uri &uri, const std::string &mimeTypeFilter) = 0; 74 75 virtual std::pair<int32_t, int32_t> InsertEx(const Uri &uri, const DataShareValuesBucket &value) = 0; 76 77 virtual std::pair<int32_t, int32_t> UpdateEx( 78 const Uri &uri, const DataSharePredicates &predicates, const DataShareValuesBucket &value) = 0; 79 80 virtual std::pair<int32_t, int32_t> DeleteEx(const Uri &uri, const DataSharePredicates &predicates) = 0; 81 }; 82 } // namespace DataShare 83 } // namespace OHOS 84 #endif // I_DATASHARE_H 85 86