1 /* 2 * Copyright (c) 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 #include "iplugin_manager.h" 17 18 namespace OHOS { 19 namespace EDM { 20 IPluginManager* IPluginManager::pluginManagerInstance_ = nullptr; 21 std::once_flag IPluginManager::flag_; 22 GetInstance()23IPluginManager* IPluginManager::GetInstance() 24 { 25 std::call_once(flag_, []() { 26 if (pluginManagerInstance_ == nullptr) { 27 pluginManagerInstance_ = new (std::nothrow) IPluginManager(); 28 } 29 }); 30 return pluginManagerInstance_; 31 } 32 } // namespace EDM 33 } // namespace OHOS 34