Perhaps this might be of use to you.  Note that it's not my code, but it seems to work to me.

On Mar 28, 2013, at 3:57 AM, Rick Riolo wrote:

> i and some of m  sturfrnts ae tryig to add times series displays following
> the instructions on thehow to page,  we all worked independently, but we all ended in the
> same  placce, wirh complainta about depreated methods and the chart not appearing ina thread
> from 2011, which seemed to end with ni resolution,
> 
> so, does any oneknow how to make it work?
> we are using mason 16, jfreechart-1.0.13.jar
> 
> 
> attached is m y GUI
> 
> thanks in advance
> 
> 
> Rick Riolo                           [log in to unmask]
> Center for the Study of Complex Systems (CSCS)
> 317b West Hall                
> University of Michigan         Ann Arbor MI 48109-1107
> Phone: 734 763 3323                  Fax: 734 763 9267
> http://cscs.umich.edu/~rlr