| /** |
| * @file ProcessGroup.h |
| * ProcessGroup 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 __PROCESS_GROUP_H__ |
| #define __PROCESS_GROUP_H__ |
| |
| #include <uuid/uuid.h> |
| #include <vector> |
| #include <queue> |
| #include <map> |
| #include <mutex> |
| #include <atomic> |
| #include <algorithm> |
| #include <set> |
| |
| #include "Logger.h" |
| #include "Processor.h" |
| #include "Exception.h" |
| #include "TimerDrivenSchedulingAgent.h" |
| |
| //! Process Group Type |
| enum ProcessGroupType |
| { |
| ROOT_PROCESS_GROUP = 0, |
| REMOTE_PROCESS_GROUP, |
| MAX_PROCESS_GROUP_TYPE |
| }; |
| |
| //! ProcessGroup Class |
| class ProcessGroup |
| { |
| public: |
| //! Constructor |
| /*! |
| * Create a new process group |
| */ |
| ProcessGroup(ProcessGroupType type, std::string name, uuid_t uuid = NULL, ProcessGroup *parent = NULL); |
| //! Destructor |
| virtual ~ProcessGroup(); |
| //! Set Processor Name |
| void setName(std::string name) { |
| _name = name; |
| } |
| //! Get Process Name |
| std::string getName(void) { |
| return (_name); |
| } |
| //! Set URL |
| void setURL(std::string url) { |
| _url = url; |
| } |
| //! Get URL |
| std::string getURL(void) { |
| return (_url); |
| } |
| //! SetTransmitting |
| void setTransmitting(bool val) |
| { |
| _transmitting = val; |
| } |
| //! Get Transmitting |
| bool getTransmitting() |
| { |
| return _transmitting; |
| } |
| //! setTimeOut |
| void setTimeOut(uint64_t time) |
| { |
| _timeOut = time; |
| } |
| uint64_t getTimeOut() |
| { |
| return _timeOut; |
| } |
| //! Set Processor yield period in MilliSecond |
| void setYieldPeriodMsec(uint64_t period) { |
| _yieldPeriodMsec = period; |
| } |
| //! Get Processor yield period in MilliSecond |
| uint64_t getYieldPeriodMsec(void) { |
| return(_yieldPeriodMsec); |
| } |
| //! Set UUID |
| void setUUID(uuid_t uuid) { |
| uuid_copy(_uuid, uuid); |
| } |
| //! Get UUID |
| bool getUUID(uuid_t uuid) { |
| if (uuid) |
| { |
| uuid_copy(uuid, _uuid); |
| return true; |
| } |
| else |
| return false; |
| } |
| //! Start Processing |
| void startProcessing(TimerDrivenSchedulingAgent *timeScheduler); |
| //! Stop Processing |
| void stopProcessing(TimerDrivenSchedulingAgent *timeScheduler); |
| //! Whether it is root process group |
| bool isRootProcessGroup(); |
| //! set parent process group |
| void setParent(ProcessGroup *parent) { |
| std::lock_guard<std::mutex> lock(_mtx); |
| _parentProcessGroup = parent; |
| } |
| //! get parent process group |
| ProcessGroup *getParent(void) { |
| std::lock_guard<std::mutex> lock(_mtx); |
| return _parentProcessGroup; |
| } |
| //! Add processor |
| void addProcessor(Processor *processor); |
| //! Remove processor |
| void removeProcessor(Processor *processor); |
| //! Add child processor group |
| void addProcessGroup(ProcessGroup *child); |
| //! Remove child processor group |
| void removeProcessGroup(ProcessGroup *child); |
| // ! Add connections |
| void addConnection(Connection *connection); |
| //! findProcessor based on UUID |
| Processor *findProcessor(uuid_t uuid); |
| //! findProcessor based on name |
| Processor *findProcessor(std::string processorName); |
| //! removeConnection |
| void removeConnection(Connection *connection); |
| //! update property value |
| void updatePropertyValue(std::string processorName, std::string propertyName, std::string propertyValue); |
| |
| protected: |
| //! A global unique identifier |
| uuid_t _uuid; |
| //! Processor Group Name |
| std::string _name; |
| //! Process Group Type |
| ProcessGroupType _type; |
| //! Processors (ProcessNode) inside this process group which include Input/Output Port, Remote Process Group input/Output port |
| std::set<Processor *> _processors; |
| std::set<ProcessGroup *> _childProcessGroups; |
| //! Connections between the processor inside the group; |
| std::set<Connection *> _connections; |
| //! Parent Process Group |
| ProcessGroup* _parentProcessGroup; |
| //! Yield Period in Milliseconds |
| std::atomic<uint64_t> _yieldPeriodMsec; |
| std::atomic<uint64_t> _timeOut; |
| //! URL |
| std::string _url; |
| //! Transmitting |
| std::atomic<bool> _transmitting; |
| |
| private: |
| |
| //! Mutex for protection |
| std::mutex _mtx; |
| //! Logger |
| Logger *_logger; |
| // Prevent default copy constructor and assignment operation |
| // Only support pass by reference or pointer |
| ProcessGroup(const ProcessGroup &parent); |
| ProcessGroup &operator=(const ProcessGroup &parent); |
| }; |
| |
| #endif |