A scheduled-task pattern is a type of software
design pattern
A design pattern is the re-usable form of a solution to a design problem. The idea was introduced by the architect Christopher Alexander and has been adapted for various other disciplines, particularly software engineering. The " Gang of Four" ...
used with real-time systems.
It is not to be confused with the "
scheduler pattern
In computing, scheduling is the action of assigning resources to perform tasks. The resources may be processors, network links or expansion cards. The tasks may be threads, processes or data flows.
The scheduling activity is carried out by ...
".
While the
scheduler pattern
In computing, scheduling is the action of assigning resources to perform tasks. The resources may be processors, network links or expansion cards. The tasks may be threads, processes or data flows.
The scheduling activity is carried out by ...
delays access to a resource (be it a function, variable, or otherwise) only as long as absolutely needed, the scheduled-task pattern delays execution until a determined time. This is important in real-time systems for a variety of reasons.
References
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See also
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Command pattern
In object-oriented programming, the command pattern is a Behavioral pattern, behavioral Design pattern (computer science), design pattern in which an object is used to Information hiding, encapsulate all information needed to perform an action or ...
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Memento pattern
The memento pattern is a software design pattern that exposes the private internal state of an object.
One example of how this can be used is to restore an object to its previous state (undo via rollback), another is versioning, another is custom s ...
Software design patterns
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