Does Jboss AS 7 or Jboss Web (or its embeeded Tomcat) has something like glassfishs
@ServerSentEvent http://weblogs.java.net/blog/jitu/archive/2012/04/20/server-sent-events-sse-glassfish
@ServerSentEvent
or
glassfish websocket-support http://weblogs.java.net/blog/spericas/archive/2010/10/06/web-sockets-and-html5-glassfish?
According to https://community.jboss.org/message/728766, WebSockets are not officially supported. (However, workarounds exists).