louismullie/open-nlp — pull request #7 by TechRsch (2013-10-09 03:17:41+00:00)
Title: java.lang.NullPointerException in classes.rb line 13 

Revised classes,rb to use RJB _invoke method to make the call directly instead of passing through Utils.class which was causing these errors. _invoke is used to make the call strongly typed to ensure parameters are passed correctly.