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 FILEMGMT_LIBN_N_REF_H 17 #define FILEMGMT_LIBN_N_REF_H 18 19 #include "n_val.h" 20 21 namespace OHOS { 22 namespace FileManagement { 23 namespace LibN { 24 class NRef { 25 public: 26 NRef(); 27 NRef(NVal val); 28 ~NRef(); 29 explicit operator bool() const; 30 NVal Deref(napi_env env); 31 32 private: 33 napi_env env_ = nullptr; 34 napi_ref ref_ = nullptr; 35 }; 36 } // namespace LibN 37 } // namespace FileManagement 38 } // namespace OHOS 39 40 #endif // FILEMGMT_LIBN_N_REF_H