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_MANAGER_IMPL_H 17 #define DISTRIBUTED_RDB_MANAGER_IMPL_H 18 19 #include <map> 20 #include <memory> 21 #include <mutex> 22 23 #include "refbase.h" 24 #include "iremote_object.h" 25 #include "concurrent_map.h" 26 #include "rdb_types.h" 27 28 namespace OHOS::DistributedKv { 29 class KvStoreDataServiceProxy; 30 } 31 32 namespace OHOS::DistributedRdb { 33 class RdbService; 34 class IRdbService; 35 class RdbManagerImpl { 36 public: 37 static constexpr int GET_SA_RETRY_TIMES = 3; 38 static constexpr int RETRY_INTERVAL = 1; 39 static constexpr int WAIT_TIME = 2; 40 41 static RdbManagerImpl &GetInstance(); 42 43 std::shared_ptr<RdbService> GetRdbService(const RdbSyncerParam& param); 44 45 void OnRemoteDied(); 46 47 class ServiceDeathRecipient : public IRemoteObject::DeathRecipient { 48 public: ServiceDeathRecipient(RdbManagerImpl * owner)49 explicit ServiceDeathRecipient(RdbManagerImpl* owner) : owner_(owner) {} OnRemoteDied(const wptr<IRemoteObject> & object)50 void OnRemoteDied(const wptr<IRemoteObject> &object) override 51 { 52 if (owner_ != nullptr) { 53 owner_->OnRemoteDied(); 54 } 55 } 56 private: 57 RdbManagerImpl* owner_; 58 }; 59 60 private: 61 RdbManagerImpl(); 62 63 ~RdbManagerImpl(); 64 65 sptr<IRdbService> GetRdbService(); 66 67 void ResetServiceHandle(); 68 69 std::mutex mutex_; 70 sptr<OHOS::DistributedKv::KvStoreDataServiceProxy> distributedDataMgr_; 71 std::shared_ptr<RdbService> rdbService_; 72 std::string bundleName_; 73 }; 74 } 75 #endif 76