Got a java program wired up and authenticating users with Google.
Eventually will hook up Facebook and maybe more.
Websockets is next:
for java:
https://blog.openshift.com/how-to-build-java-websocket-applications-using-the-jsr-356-api/
wasn’t clear on how to start the server with the jetty module enabled
https://jansipke.nl/websocket-tutorial-with-java-server-jetty-and-javascript-client/
not quite there but the browser side javascript part helped me
https://stackoverflow.com/questions/23048778/how-to-instantiate-a-websocketadapter-instance-for-jetty-websockets
a little closer