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 OHOS_WEB_DNS_DATA_BASE_ADAPTER_IMPL_H 17 #define OHOS_WEB_DNS_DATA_BASE_ADAPTER_IMPL_H 18 19 #include "ohos_web_data_base_adapter.h" 20 21 #include <string> 22 23 #include "rdb_errno.h" 24 #include "rdb_helper.h" 25 #include "rdb_open_callback.h" 26 #include "rdb_store.h" 27 #include "rdb_store_config.h" 28 #include "rdb_types.h" 29 30 namespace OHOS::NWeb { 31 class DnsDataBaseRdbOpenCallBack : public OHOS::NativeRdb::RdbOpenCallback { 32 public: 33 int32_t OnCreate(OHOS::NativeRdb::RdbStore& rdbStore) override; 34 35 int32_t OnUpgrade(OHOS::NativeRdb::RdbStore& rdbStore, int32_t currentVersion, int32_t targetVersion) override; 36 }; 37 38 class OhosWebDnsDataBaseAdapterImpl : public OhosWebDnsDataBaseAdapter { 39 public: 40 static OhosWebDnsDataBaseAdapterImpl& GetInstance(); 41 42 ~OhosWebDnsDataBaseAdapterImpl() override = default; 43 44 bool ExistHostname(const std::string& hostname) const override; 45 46 void InsertHostname(const std::string& hostname) override; 47 48 void GetHostnames(std::vector<std::string>& hostnames) const override; 49 50 void ClearAllHostname() override; 51 52 private: 53 OhosWebDnsDataBaseAdapterImpl(); 54 55 OhosWebDnsDataBaseAdapterImpl(const OhosWebDnsDataBaseAdapterImpl& other) = delete; 56 57 OhosWebDnsDataBaseAdapterImpl& operator=(const OhosWebDnsDataBaseAdapterImpl&) = delete; 58 59 std::shared_ptr<OHOS::NativeRdb::RdbStore> CreateDataBase(const std::string& dataBeseName, 60 OHOS::NativeRdb::RdbOpenCallback& callBack); 61 62 std::shared_ptr<OHOS::NativeRdb::RdbStore> rdbStore_; 63 }; 64 } // namespace 65 #endif // OHOS_WEB_DNS_DATA_BASE_ADAPTER_IMPL_H