By arungupta on Jul 11, 2008
Warbler builds a war file out of your Rails app using jruby-rack. Drop your .jar libraries in the rails lib dir. Muck with your web.xml so you can make it use a filter. Drop the .war file on your server. Done. A little method called servlet_request is now magically available to you. Call servlet_request.getUserPrincipal : it's populated. It's not magic- it's JRuby!
Read complete details here. And guess what, this is deployed on GlassFish :)
The blog summarizes the power of Java and agility of JRuby/Rails:
Anyway, that's why JRuby is even more awesome. Let them write Java- I'll call it if I need it.
Technorati: rubyonrails jruby ruby glassfish accessmanager singlesignon sso stories