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 "node_api.h" 20 #include "js_native_api_types.h" 21 #include "n_val.h" 22 23 namespace OHOS { 24 namespace FileManagement { 25 namespace LibN { 26 class NRef { 27 public: 28 NRef(); 29 NRef(NVal val); 30 ~NRef(); 31 32 explicit operator bool() const; 33 NVal Deref(napi_env env); 34 35 private: 36 napi_env env_ = nullptr; 37 napi_ref ref_ = nullptr; 38 }; 39 } // namespace LibN 40 } // namespace FileManagement 41 } // namespace OHOS 42 43 #endif // FILEMGMT_LIBN_N_REF_H