2016-01-06 18:11 GMT+01:00 Ikenna Darlington <idarlington@grit.systems>:
> Hello Devs, > > My team currently uses tomcat8 to serve our Scala application developed > using lift. Our application uses comet to send real time data from the > server to the client. > > Unfortunately we noticed that in the new release of tomcat - tomcat9, > comet is no longer supported because > > > * > > Web Sockets is already far more popular (based on question volume on > the users list) > > * > > Comet support adds a fair amount of complexity to the connector code > > Though, web sockets might be more popular, but there are frameworks that > rely solely on comet for real time features. Some frameworks like lift > don't support web sockets and most lift developers serve their > applications through tomcat. > > We would appreciate if support for comet is restored in the next release. > > If you're looking at Tomcat 9, then you can notice the additional "non blocking / async" IO from Servlet 3.1 is a straight superset of the Tomcat comet API [it adds "non blocking" writes] and works either with the straight HTTP or after a HTTP upgrade. It would be time to update the framework since having the two APIs really added useless complexity, and this is not going to be added back. Rémy
