JJ would be a SF. The Bulls are shopping him now since it looks like they will have Deng for the long run.
Also, James is one tough dude. He is black belt in karate and was beat down people in MMA fights. From his Wake bio
Given name is James Patrick Johnson ... Son of Vi and Willie Johnson ... Father is a seven-time world kickboxing champion ... James has used martial arts to train and went 21-0 in competition ... Is the middle child in a family of nine children ... Has six brothers and two sisters ... Born Feb. 20, 1987 ... Has a 41-inch vertical leap ... Committed verbally to Wake Forest in August 2006 ... Selected Wake Forest over offers from Cincinnati, Kansas, Maryland and Wyoming ... Committed verbally to the Deacons in late August of 2006, the same week as Jeff Teague. http://sportsillustrated.cnn.com/2009/writers/luke_winn/01/28/james.johnson/