Also known as

• Action
• Transaction

Intent of Command Design Pattern

The Command design pattern is a behavioral pattern used in Java programming. It encapsulates a request as an object, allowing for parameterization of clients with queues, requests, and operations. This pattern also supports undoable operations, enhancing flexibility in managing and executing commands.

Also known as

• Snapshot
• Token

Intent of Memento Design Pattern

The Memento design pattern in Java allows developers to capture and restore an object's internal state without violating encapsulation.

Detailed Explanation of Memento Pattern with Real-World Examples