73 lines
2.1 KiB
C
73 lines
2.1 KiB
C
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#ifndef FRAMEWORK_TASKS_TASKFACTORY_H_
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#define FRAMEWORK_TASKS_TASKFACTORY_H_
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#include <stdlib.h>
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#include "FixedTimeslotTaskIF.h"
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#include "Typedef.h"
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/**
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* Singleton Class that produces Tasks.
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*/
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class TaskFactory {
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public:
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virtual ~TaskFactory();
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/**
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* Returns the single instance of TaskFactory.
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* The implementation of #instance is found in its subclasses.
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* Thus, we choose link-time variability of the instance.
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*/
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static TaskFactory* instance();
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/**
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* Creates a new periodic task and returns the interface pointer.
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* @param name_ Name of the task
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* @param taskPriority_ Priority of the task
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* @param stackSize_ Stack Size of the task
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* @param period_ Period of the task
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* @param deadLineMissedFunction_ Function to be called if a deadline was missed
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* @return PeriodicTaskIF* Pointer to the newly created Task
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*/
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PeriodicTaskIF* createPeriodicTask(TaskName name_,
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TaskPriority taskPriority_, TaskStackSize stackSize_,
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TaskPeriod periodInSeconds_,
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TaskDeadlineMissedFunction deadLineMissedFunction_);
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/**
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*
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* @param name_ Name of the task
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* @param taskPriority_ Priority of the task
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* @param stackSize_ Stack Size of the task
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* @param period_ Period of the task
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* @param deadLineMissedFunction_ Function to be called if a deadline was missed
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* @return FixedTimeslotTaskIF* Pointer to the newly created Task
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*/
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FixedTimeslotTaskIF* createFixedTimeslotTask(TaskName name_,
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TaskPriority taskPriority_, TaskStackSize stackSize_,
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TaskPeriod periodInSeconds_,
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TaskDeadlineMissedFunction deadLineMissedFunction_);
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/**
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* Function to be called to delete a task
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* @param task The pointer to the task that shall be deleted, NULL specifies current Task
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* @return Success of deletion
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*/
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static ReturnValue_t deleteTask(PeriodicTaskIF* task = NULL);
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/**
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* Function to be called to delay current task
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* @param delay The delay in milliseconds
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* @return Success of deletion
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*/
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static ReturnValue_t delayTask(uint32_t delayMs);
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private:
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/**
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* External instantiation is not allowed.
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*/
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TaskFactory();
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static TaskFactory* factoryInstance;
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};
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#endif /* FRAMEWORK_TASKS_TASKFACTORY_H_ */
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