This is not anything new, this funcionality is part of Apache Cocoon since almost 10 years and is called Flowscript: http://cocoon.apache.org/2.1/userdocs/flow/

This is not anything new, this funcionality is part of Apache Cocoon since almost 10 years and is called Flowscript: http://cocoon.apache.org/2.1/userdocs/flow/api.html http://cocoon.apache.org/2.1/userdocs/flow/api.html You can use and create Java objects from your JavaScript.