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Java Design Patterns: A Hands-On Experience with Real-World Examples
book

Java Design Patterns: A Hands-On Experience with Real-World Examples

by Vaskaran Sarcar
December 2018
Intermediate to advanced content levelIntermediate to advanced
512 pages
8h 51m
English
Apress
Content preview from Java Design Patterns: A Hands-On Experience with Real-World Examples
© Vaskaran Sarcar 2019
Vaskaran SarcarJava Design Patternshttps://doi.org/10.1007/978-1-4842-4078-6_18

18. Iterator Pattern

Vaskaran Sarcar1 
(1)
Bangalore, Karnataka, India
 

This chapter covers the iterator pattern.

GoF Definition

Provide a way to access the elements of an aggregate object sequentially without exposing its underlying representation.

Concept

Using iterators, a client object can traverse a container (or a collection of objects) to access its elements without knowing how these data are stored internally. The concept is very useful when you need to traverse different kinds of collection objects in a standard and uniform way. The following are some important points about this pattern.
  • It is often used to traverse the nodes of a tree-like structure. ...

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Publisher Resources

ISBN: 9781484240786Purchase LinkPublisher Website