Jetty
Servlet 3.1 Asynchronous IO and Jetty-9.1
One of the key features added in the Servlet 3.1 JSR 340 is asynchronous (aka non-blocking) IO. Servlet 3.0 introduced asynchronous servlets, which could suspend request handling to asynchronously handle server-side events. Servlet 3.1 now adds IO with the …