1 /*
2  * Copyright (c) 2021 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 UTILS_BASE_NOCOPYABLE_H
17 #define UTILS_BASE_NOCOPYABLE_H
18 
19 namespace OHOS {
20 
21 /**
22  * @brief Disables the copy and move construct/assignment method.
23  */
24 #define DISALLOW_COPY_AND_MOVE(className)\
25     DISALLOW_COPY(className);\
26     DISALLOW_MOVE(className)
27 
28 /**
29  * @brief Disables the copy construct/assignment method.
30  */
31 #define DISALLOW_COPY(className)\
32     className(const className&) = delete;\
33     className& operator= (const className&) = delete
34 
35 /**
36  * @brief Disables the move construct/assignment method.
37  */
38 #define DISALLOW_MOVE(className)\
39     className(className&&) = delete;\
40     className& operator= (className&&) = delete
41 
42 
43 class NoCopyable {
44 protected:
NoCopyable()45     NoCopyable() {}
~NoCopyable()46     virtual ~NoCopyable() {}
47 
48 private:
49     DISALLOW_COPY_AND_MOVE(NoCopyable);
50 };
51 
52 }
53 
54 #endif
55