| layout | pattern |
|---|---|
| title | Iterator |
| folder | iterator |
| permalink | /patterns/iterator/ |
| categories | Behavioral |
| tags | Java |
Intent: Provide a way to access the elements of an aggregate object sequentially without exposing its underlying representation.
Applicability: Use the Iterator pattern
- to access an aggregate object's contents without exposing its internal representation
- to support multiple traversals of aggregate objects
- to provide a uniform interface for traversing different aggregate structures
Real world examples: