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 #ifndef OHOS_ABILITY_RUNTIME_RDB_SCOPE_GUARD_H 17 #define OHOS_ABILITY_RUNTIME_RDB_SCOPE_GUARD_H 18 19 #include <string> 20 21 namespace OHOS { 22 namespace AAFwk { 23 class ScopeGuard final { 24 public: 25 using Function = std::function<void()>; ScopeGuard(Function fn)26 explicit ScopeGuard(Function fn) : fn_(fn), dismissed_(false) 27 {} 28 ~ScopeGuard()29 ~ScopeGuard() 30 { 31 if (!dismissed_) { 32 fn_(); 33 } 34 } 35 Dismiss()36 void Dismiss() 37 { 38 dismissed_ = true; 39 } 40 41 private: 42 Function fn_; 43 bool dismissed_; 44 }; 45 } 46 } 47 #endif