1 /* 2 * Copyright (c) 2022 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 DISTRIBUTED_RDB_RDB_SERVICE_H 17 #define DISTRIBUTED_RDB_RDB_SERVICE_H 18 19 #include <memory> 20 #include <string> 21 22 #include "rdb_types.h" 23 #include "rdb_notifier.h" 24 #include "distributeddata_relational_store_ipc_interface_code.h" 25 26 namespace OHOS { 27 template <typename T> 28 class sptr; 29 class IRemoteObject; 30 namespace DistributedRdb { 31 class RdbService { 32 public: 33 struct Option { 34 int32_t mode; 35 uint32_t seqNum = 0; 36 bool isAsync = false; 37 }; 38 39 virtual std::string ObtainDistributedTableName(const std::string &device, const std::string &table) = 0; 40 41 virtual int32_t SetDistributedTables( 42 const RdbSyncerParam ¶m, const std::vector<std::string> &tables, int32_t type = DISTRIBUTED_DEVICE) = 0; 43 44 virtual int32_t Sync(const RdbSyncerParam ¶m, const Option &option, const PredicatesMemo &predicates, 45 const AsyncDetail &async) = 0; 46 47 virtual int32_t Subscribe(const RdbSyncerParam ¶m, const SubscribeOption &option, 48 RdbStoreObserver *observer) = 0; 49 50 virtual int32_t UnSubscribe(const RdbSyncerParam ¶m, const SubscribeOption &option, 51 RdbStoreObserver *observer) = 0; 52 53 virtual int32_t RemoteQuery(const RdbSyncerParam ¶m, const std::string &device, const std::string &sql, 54 const std::vector<std::string> &selectionArgs, sptr<IRemoteObject> &resultSet) = 0; 55 56 virtual int32_t InitNotifier(const RdbSyncerParam ¶m, sptr<IRemoteObject> notifier) = 0; 57 58 virtual int32_t GetSchema(const RdbSyncerParam ¶m) = 0; 59 60 //only use param.storeName_ 61 virtual int32_t Delete(const RdbSyncerParam ¶m) = 0; 62 63 inline static constexpr const char *SERVICE_NAME = "relational_store"; 64 }; 65 } 66 } // namespace OHOS::DistributedRdb 67 #endif