| /** |
| * @file ThreadedSchedulingAgent.h |
| * ThreadedSchedulingAgent class declaration |
| * |
| * 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. |
| */ |
| #ifndef __THREADED_SCHEDULING_AGENT_H__ |
| #define __THREADED_SCHEDULING_AGENT_H__ |
| |
| #include <chrono> |
| #include "properties/Configure.h" |
| #include "core/logging/LoggerConfiguration.h" |
| #include "core/Processor.h" |
| #include "core/Repository.h" |
| #include "core/ProcessContext.h" |
| #include "SchedulingAgent.h" |
| |
| namespace org { |
| namespace apache { |
| namespace nifi { |
| namespace minifi { |
| |
| |
| /** |
| * An abstract scheduling agent which creates and manages a pool of threads for |
| * each processor scheduled. |
| */ |
| class ThreadedSchedulingAgent : public SchedulingAgent { |
| public: |
| // Constructor |
| /*! |
| * Create a new threaded scheduling agent. |
| */ |
| ThreadedSchedulingAgent(std::shared_ptr<core::controller::ControllerServiceProvider> controller_service_provider, std::shared_ptr<core::Repository> repo, std::shared_ptr<core::Repository> flow_repo, |
| std::shared_ptr<core::ContentRepository> content_repo, std::shared_ptr<Configure> configuration) |
| : SchedulingAgent(controller_service_provider, repo, flow_repo, content_repo, configuration), |
| logger_(logging::LoggerFactory<ThreadedSchedulingAgent>::getLogger()) { |
| } |
| // Destructor |
| virtual ~ThreadedSchedulingAgent() { |
| } |
| |
| // Run function for the thread |
| virtual uint64_t run(const std::shared_ptr<core::Processor> &processor, const std::shared_ptr<core::ProcessContext> &processContext, |
| const std::shared_ptr<core::ProcessSessionFactory> &sessionFactory) = 0; |
| |
| public: |
| // schedule, overwritten by different DrivenTimerDrivenSchedulingAgent |
| virtual void schedule(std::shared_ptr<core::Processor> processor); |
| // unschedule, overwritten by different DrivenTimerDrivenSchedulingAgent |
| virtual void unschedule(std::shared_ptr<core::Processor> processor); |
| |
| virtual void stop(); |
| |
| protected: |
| |
| private: |
| // Prevent default copy constructor and assignment operation |
| // Only support pass by reference or pointer |
| ThreadedSchedulingAgent(const ThreadedSchedulingAgent &parent); |
| ThreadedSchedulingAgent &operator=(const ThreadedSchedulingAgent &parent); |
| std::shared_ptr<logging::Logger> logger_; |
| }; |
| |
| } /* namespace minifi */ |
| } /* namespace nifi */ |
| } /* namespace apache */ |
| } /* namespace org */ |
| #endif |