[SpringBoot Note 39] SpringBoot + SockJS + Stomp realizes WebSocket communication (establish connection, send message, subscribe message, disconnect)

This article mainly introduces SpringBoot + SockJS + Stomp to realize WebSocket communication (establish connection, send message, subscribe message, disconnect).

Table of contents

1. WebSocket communication

1.1. Front-end environment

1.2. Back-end environment

1.3. Add WebSocket configuration