java-design-patterns/publish-subscribe/index.md

layout, title, folder, permalink, categories, tags

layout	title	folder	permalink	categories	tags
pattern	Publish Subscribe	publish-subscribe	/patterns/publish-subscribe/	Integration	Java

Intent: When applications communicate using a messaging system they do it by using logical addresses of the system, so called Publish Subscribe Channel. The publisher broadcasts a message to all registered Subscriber.

Applicability: Use the Publish Subscribe Channel pattern when

• two or more applications need to communicate using a messaging system for broadcasts.