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 DATASHARE_VALUES_BUCKET_H 17 #define DATASHARE_VALUES_BUCKET_H 18 19 #include "datashare_value_object.h" 20 21 #include <map> 22 #include <set> 23 24 namespace OHOS { 25 namespace DataShare { 26 class DataShareValuesBucket { 27 public: 28 DataShareValuesBucket() = default; DataShareValuesBucket(std::map<std::string,DataShareValueObject> & values)29 explicit DataShareValuesBucket(std::map<std::string, DataShareValueObject> &values) : valuesMap(values){}; 30 ~DataShareValuesBucket() = default; 31 32 void Put(const std::string &columnName, const DataShareValueObject &value = {}) 33 { 34 valuesMap.insert(std::make_pair(columnName, value)); 35 } 36 Clear()37 void Clear() 38 { 39 valuesMap.clear(); 40 } 41 IsEmpty()42 bool IsEmpty() const 43 { 44 return valuesMap.empty(); 45 } 46 Get(const std::string & columnName,bool & isValid)47 DataShareValueObject Get(const std::string &columnName, bool &isValid) const 48 { 49 auto iter = valuesMap.find(columnName); 50 if (iter == valuesMap.end()) { 51 isValid = false; 52 return {}; 53 } 54 isValid = true; 55 return iter->second; 56 } 57 58 std::map<std::string, DataShareValueObject> valuesMap; 59 }; 60 } // namespace DataShare 61 } // namespace OHOS 62 #endif 63