VISITOR 3 / 6 1 / 6 VISITOR DESIGN PATTERN: SCENARIO Used when - - PowerPoint PPT Presentation

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Dec 12, 2022 7 likes •68 views

VISITOR 3 / 6 1 / 6 VISITOR DESIGN PATTERN: SCENARIO Used when an operation needs to be performed on the elements of an object structure. Lets you dene a new operation without changing the classes of the elements on which it operates. 3

SLIDE 1

VISITOR

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SLIDE 2

VISITOR DESIGN PATTERN: SCENARIO

Used when an operation needs to be performed on the elements of an

bject structure.

Lets you dene a new operation without changing the classes of the elements on which it operates.

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SLIDE 3

VISITOR EXAMPLE

More here: https://sourcemaking.com/design_patterns/visitor

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SLIDE 4

VISITOR UML

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SLIDE 5

ANOTHER VISITOR EXAMPLE

The scenario

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SLIDE 6

The visitor pattern solution

*these slides by Larry

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