* Copyright (c) 2024 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 DATASHARE_VALUES_BUCKET_H
#define DATASHARE_VALUES_BUCKET_H
#include "datashare_value_object.h"
#include <map>
#include <set>
namespace OHOS {
namespace DataShare {
class DataShareValuesBucket {
public:
* @brief Constructor.
*/
DataShareValuesBucket() = default;
* @brief Constructor.
*
* @param string Specifies the parameter of the type.
* @param values is the value of the corresponding type.
*/
explicit DataShareValuesBucket(std::map<std::string, DataShareValueObject::Type> values)
: valuesMap(std::move(values)){};
* @brief Destructor.
*/
~DataShareValuesBucket() = default;
* @brief Function of Put.
*
* @param columnName is name of the corresponding column.
* @param value Indicates the value of columnName data to put or update.
*/
void Put(const std::string &columnName, const DataShareValueObject &value = {})
{
valuesMap.insert(std::make_pair(columnName, value.value));
}
* @brief Function of Clear.
*/
void Clear()
{
valuesMap.clear();
}
* @brief Function of IsEmpty.
*/
bool IsEmpty() const
{
return valuesMap.empty();
}
* @brief Function of get string type object.
*
* @param columnName is name of the corresponding column.
* @param isValid The obtained value is valid.
*/
DataShareValueObject Get(const std::string &columnName, bool &isValid) const
{
auto iter = valuesMap.find(columnName);
if (iter == valuesMap.end()) {
isValid = false;
return {};
}
isValid = true;
return iter->second;
}
std::map<std::string, DataShareValueObject::Type> valuesMap;
};
}
}
#endif