| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #pragma once |
| |
| #ifndef GEODE_FUNCTIONEXPIRYTASK_H_ |
| #define GEODE_FUNCTIONEXPIRYTASK_H_ |
| |
| #include "ExpiryTask.hpp" |
| |
| namespace apache { |
| namespace geode { |
| namespace client { |
| |
| /** |
| * @class FunctionExpiryTask FunctionExpiryTask.hpp |
| * |
| * This class is a placeholder for generic expiry tasks |
| * It runs the given callback upon expiration. |
| * Given that the callback is a std::function, it can take anything ranging |
| * from a classical function, a bound function, a lambda, or a instance of a |
| * class implementing operator() |
| */ |
| class FunctionExpiryTask : public ExpiryTask { |
| public: |
| using callback_t = std::function<void()>; |
| |
| public: |
| /// Class constructors |
| |
| /** |
| * Class constructor |
| * @param manager A reference to the ExpiryTaskManager |
| * @param callback Callback to be executed by the task |
| * @see ExpiryTask::on_expire for more info about the return value of the |
| * callback. |
| */ |
| FunctionExpiryTask(ExpiryTaskManager& manager, callback_t callback) |
| : ExpiryTask(manager), on_expire_(callback) {} |
| |
| protected: |
| bool on_expire() override { |
| on_expire_(); |
| return true; |
| } |
| |
| protected: |
| callback_t on_expire_; |
| }; |
| |
| } // namespace client |
| } // namespace geode |
| } // namespace apache |
| |
| #endif // GEODE_FUNCTIONEXPIRYTASK_H_ |