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);
CleanJsEnv()31     void CleanJsEnv()
32     {
33         env_ = nullptr;
34         ref_ = nullptr;
35     }
36     void DeleteJsEnv();
37 
38 private:
39     napi_env env_ = nullptr;
40     napi_ref ref_ = nullptr;
41 };
42 } // namespace LibN
43 } // namespace FileManagement
44 } // namespace OHOS
45 
46 #endif // FILEMGMT_LIBN_N_REF_H