![Spring Websockets in Glassfish - Error during WebSocket handshake: Sent non-empty 'Sec-WebSocket-Protocol' header but no response was received - Stack Overflow Spring Websockets in Glassfish - Error during WebSocket handshake: Sent non-empty 'Sec-WebSocket-Protocol' header but no response was received - Stack Overflow](https://i.stack.imgur.com/CKV0s.png)
Spring Websockets in Glassfish - Error during WebSocket handshake: Sent non-empty 'Sec-WebSocket-Protocol' header but no response was received - Stack Overflow
GitHub - cassiomolin/jersey-websockets-undertow: Example of REST API along with WebSocket endpoint using Undertow, Weld, Jersey and JSR 356.
![Build & Deploy a Jetty based app using Oracle Cloud | by Abhishek Gupta | Oracle Developers | Medium Build & Deploy a Jetty based app using Oracle Cloud | by Abhishek Gupta | Oracle Developers | Medium](https://miro.medium.com/max/1152/0*l6BQ9NpdQsQMFExO.png)