mirror of
https://github.com/openharmony/distributeddatamgr_appdatamgr.git
synced 2026-07-01 21:54:06 -04:00
mamingshuai
54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
/*
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* Copyright (c) 2021 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef PREFERENCES_VALUE_H
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#define PREFERENCES_VALUE_H
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#include <string>
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#include <variant>
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namespace OHOS {
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namespace NativePreferences {
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class PreferencesValue {
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public:
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~PreferencesValue(){};
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explicit PreferencesValue(int value);
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explicit PreferencesValue(int64_t value);
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explicit PreferencesValue(float value);
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explicit PreferencesValue(bool value);
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explicit PreferencesValue(std::string value);
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bool IsInt() const;
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bool IsLong() const;
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bool IsFloat() const;
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bool IsBool() const;
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bool IsString() const;
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operator int();
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operator float();
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operator bool();
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operator int64_t();
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operator std::string();
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bool operator==(const PreferencesValue &value);
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private:
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std::variant<int, int64_t, float, bool, std::string> data_;
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};
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} // End of namespace NativePreferences
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} // End of namespace OHOS
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#endif // End of #ifndef PREFERENCES_VALUE_H
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