1 /* 2 * Copyright (c) 2021-2022 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 VARIANT_VALUE_H 17 #define VARIANT_VALUE_H 18 19 #include <string> 20 #include <variant> 21 22 namespace OHOS { 23 namespace Security { 24 namespace AccessToken { 25 enum class ValueType { 26 TYPE_NULL, 27 TYPE_INT, 28 TYPE_INT64, 29 TYPE_STRING, 30 }; 31 32 class VariantValue final { 33 public: 34 VariantValue(); 35 virtual ~VariantValue(); 36 37 explicit VariantValue(int32_t value); 38 explicit VariantValue(int64_t value); 39 explicit VariantValue(const std::string& value); 40 41 ValueType GetType() const; 42 int32_t GetInt() const; 43 int64_t GetInt64() const; 44 std::string GetString() const; 45 46 static const int32_t DEFAULT_VALUE = -1; 47 48 private: 49 ValueType type_; 50 std::variant<int32_t, int64_t, std::string> value_; 51 }; 52 } // namespace AccessToken 53 } // namespace Security 54 } // namespace OHOS 55 #endif // VARIANT_VALUE_H 56