How to open a geoprocessing tool's dialog box w/ Java ArcObject?

Discussion created by gov.usda.fas.ipad.greenc on Sep 25, 2012
Latest reply on Aug 1, 2013 by gov.usda.fas.ipad.greenc
A .Net solution is given, but I can't seem to find the GPToolCommandHelper object in the Java ArcObjects world.

As a work-around I am injecting VBA code to accomplish the task using IVbaApplication.insertCode, but I need to move from this.  Any help would be enormously appreciated.