This has now been added to the official Scalatra examples, and won't be maintained in the future.
See https://github.com/scalatra/scalatra-website-examples/tree/master/2.2/async/scalatra-atmosphere-example for the latest version.
This has now been added to the official Scalatra examples, and won't be maintained in the future.
See https://github.com/scalatra/scalatra-website-examples/tree/master/2.2/async/scalatra-atmosphere-example for the latest version.