Java has a strong background in enterprise solutions. So, e.g., if you need to build some sort of high performance distributed system then it's not an entirely

Java has a strong background in enterprise solutions. So, e.g., if you need to build some sort of high performance distributed system then it's not an entirely wrong choice to go with Java. Java is good at that stuff. A web application is often more than the choice web framework. When you choose Java as your fundamental technology you could build your business logic e.g. in Java/Scala and your web tier in Ruby on Rails which you can run on JRuby. At least, that's probably the choice I'd make... :)