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

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2022

V. SarcarJava Design Patternshttps://doi.org/10.1007/978-1-4842-7971-7_17

17. Chain of Responsibility Pattern

Vaskaran Sarcar¹  

(1)

Garia, Kolkata, India

 

This chapter covers the Chain of Responsibility pattern.

GoF Definition

It avoids coupling the sender of a request to its receiver by giving more than one object a chance to handle the request. It chains the receiving objects and passes the request along the chain until an object handles it.

Concept

In this pattern, you form a chain of objects where you pass the responsibility of a task from one object to another and so forth until an object accepts the responsibility of completing the task. Each object in the ...