1 /* 2 * Copyright (c) 2025 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 DISPLAY_CJSON_UTILS_H 17 #define DISPLAY_CJSON_UTILS_H 18 19 #include <cJSON.h> 20 #include <cstring> 21 22 namespace OHOS { 23 namespace DisplayPowerMgr { 24 namespace DisplayJsonUtils { IsValidJsonObject(const cJSON * jsonValue)25inline bool IsValidJsonObject(const cJSON* jsonValue) 26 { 27 return jsonValue && cJSON_IsObject(jsonValue); 28 } 29 IsValidJsonString(const cJSON * jsonValue)30inline bool IsValidJsonString(const cJSON* jsonValue) 31 { 32 return jsonValue && cJSON_IsString(jsonValue) && jsonValue->valuestring != nullptr; 33 } 34 IsValidJsonStringAndNoEmpty(const cJSON * jsonValue)35inline bool IsValidJsonStringAndNoEmpty(const cJSON* jsonValue) 36 { 37 return jsonValue && cJSON_IsString(jsonValue) && jsonValue->valuestring != nullptr && 38 strlen(jsonValue->valuestring) > 0; 39 } 40 IsValidJsonNumber(const cJSON * jsonValue)41inline bool IsValidJsonNumber(const cJSON* jsonValue) 42 { 43 return jsonValue && cJSON_IsNumber(jsonValue); 44 } 45 IsValidJsonArray(const cJSON * jsonValue)46inline bool IsValidJsonArray(const cJSON* jsonValue) 47 { 48 return jsonValue && cJSON_IsArray(jsonValue); 49 } 50 IsValidJsonBool(const cJSON * jsonValue)51inline bool IsValidJsonBool(const cJSON* jsonValue) 52 { 53 return jsonValue && cJSON_IsBool(jsonValue); 54 } 55 } // namespace DisplayJsonUtils 56 } // namespace DisplayPowerMgr 57 } // namespace OHOS 58 #endif // DISPLAY_CJSON_UTILS_H 59