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 19namespace 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 43class NoCopyable { 44protected: 45 NoCopyable() {} 46 virtual ~NoCopyable() {} 47 48private: 49 DISALLOW_COPY_AND_MOVE(NoCopyable); 50}; 51 52} 53 54#endif 55