Learn the Command Design Pattern

Command is a behavioral design pattern that turns a request into a standalone object that contains all information about the request. This transformation lets you parameterize methods with different requests, delay or queue a request’s execution, and support undoable operations.

Command Design Pattern

UML Class Diagram

Not familiar with UML Class Diagram? I have written a detailed post on the UML Class diagram.

Implementation steps

Source Code Implementation

// Output
Copy Selected Text :Hello World
Paste Copied Text : Hello World

When To Apply Command Design Pattern

Pros of Command Design Pattern

References

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