1 /* 2 * Copyright (c) 2022-2023 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 ENUMERATOR_H 17 #define ENUMERATOR_H 18 19 #include <set> 20 21 #include "nocopyable.h" 22 23 #include "i_device_mgr.h" 24 25 namespace OHOS { 26 namespace Msdp { 27 namespace DeviceStatus { 28 class Enumerator { 29 public: 30 Enumerator() = default; 31 ~Enumerator() = default; 32 DISALLOW_COPY_AND_MOVE(Enumerator); 33 34 void SetDeviceMgr(IDeviceMgr *devMgr); 35 void ScanDevices(); 36 37 private: 38 void ScanAndAddDevices(); 39 void AddDevice(const std::string &devNode) const; 40 41 private: 42 IDeviceMgr *devMgr_ { nullptr }; 43 }; 44 } // namespace DeviceStatus 45 } // namespace Msdp 46 } // namespace OHOS 47 #endif // ENUMERATOR_H