/* * Copyright (c) 2023 Huawei Device Co., Ltd. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef OHOS_DISTRIBUTED_DATA_DATAMGR_SERVICE_RDB_CURSOR_H #define OHOS_DISTRIBUTED_DATA_DATAMGR_SERVICE_RDB_CURSOR_H #include "store/cursor.h" #include "distributeddb/result_set.h" namespace OHOS::DistributedRdb { class RdbCursor : public DistributedData::Cursor { public: explicit RdbCursor(std::shared_ptr resultSet); ~RdbCursor(); int32_t GetColumnNames(std::vector &names) const override; int32_t GetColumnName(int32_t col, std::string &name) const override; int32_t GetColumnType(int32_t col) const override; int32_t GetCount() const override; int32_t MoveToFirst() override; int32_t MoveToNext() override; int32_t MoveToPrev() override; int32_t GetEntry(DistributedData::VBucket &entry) override; int32_t GetRow(DistributedData::VBucket &data) override; int32_t Get(int32_t col, DistributedData::Value &value) override; int32_t Get(const std::string &col, DistributedData::Value &value) override; int32_t Close() override; bool IsEnd() override; private: std::shared_ptr resultSet_; static int32_t Convert(DistributedDB::ResultSet::ColumnType columnType); }; } // namespace OHOS::DistributedRdb #endif // OHOS_DISTRIBUTED_DATA_DATAMGR_SERVICE_RDB_CURSOR_H