gistfile1.txt

class Atmosphere1Service {

    static transactional = false

    static atmosphere = [mapping: '/atmosphere/atmosphere1']

    def onRequest = { event ->
        event.suspend()
    }

    def onStateChange = { event ->
        if (event.message) {
            println event

            if (event.isSuspended()) {
                event.resource.response.writer.with {
                    write event.message
                    flush()
                }
                event.resume()
            }
        }
    }

}