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va1m 5cf2fe009b
📍Use lombok, reformat, and optimize the code (#1560) 
* Use lombok, reformat, and optimize the code

* Fix merge conflicts and some sonar issues

Co-authored-by: va1m <va1m@email.com>
2021-03-13 14:19:21 +02:00
..
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#1113 Add uml-reverse-mapper plugin
2019-12-07 18:03:49 +02:00
src
📍Use lombok, reformat, and optimize the code (#1560)
2021-03-13 14:19:21 +02:00
pom.xml
update inception year to 2021 (#1653)
2021-02-14 11:57:57 +02:00
README.md
https://github.com/iluwatar/java-design-patterns-web/issues/8 Update pattern categories and tags
2019-12-13 21:09:28 +02:00

README.md

layout, title, folder, permalink, categories, tags
layout title folder permalink categories tags
pattern Double Dispatch double-dispatch /patterns/double-dispatch/ Idiom
Extensibility

Intent

Double Dispatch pattern is a way to create maintainable dynamic behavior based on receiver and parameter types.

Class diagram

alt text

Applicability

Use the Double Dispatch pattern when

  • the dynamic behavior is not defined only based on receiving object's type but also on the receiving method's parameter type.

Real world examples