So, to see how that would work on the NetBeans Platform, I created a small NetBeans Platform application that monitors the Anagram Game. Here's the JMX info in VisualVM:
And here it is displayed in my NetBeans Platform JMX client:
Whenever a correct anagram is entered, a JMX notification is received in my NetBeans Platform application, which updates the nodes in the explorer view. Code for the above will follow soon.