The brand new Rails 3 release has an impressive array of improvements and new features, including full compatibility with JRuby from the onset. So what does running Rails 3 on the JVM with JRuby look like? A super-charged, caffeine-powered locomotive!
We'll explore all the ways JRuby makes sense for Rails 3, showcasing runtime characteristics and true concurrency. We'll also explore some examples of integrating Java libraries and APIs that leverage the best of both worlds in ways that make sense for green field as well as legacy Java web applications.