Real-Time in Focus: Server-Sent Events in Core Java without Frameworks
·18 mins
Chapter 1 – Introduction # 1.1 Motivation: Real-time communication without polling # In modern applications, it is often necessary to provide new information to the client as quickly as possible. Classic polling , i.e. regularly querying a REST endpoint, is inefficient: it generates unnecessary network traffic and puts a load on both server and client, as requests continue even when there is no new data.