Command Design Pattern (UML Diagrams)

The Command design pattern allows you to encapsulate an action into an object and call it later. The command is called by an invoker. The command object includes parameters needed for calling the associated action accessed from a receiver.

Design Pattern Parts

The command design pattern consists of these roles:

  • Invoker
  • Command
  • Concrete Command
  • Receiver

Command Pattern in Diagram

The command pattern described using UML class diagram and sequence diagram.

Command Pattern (UML Diagram)
Command Pattern (UML Diagram)

Download Command Pattern Diagrams

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