jCharts is a 100% Java based charting utility that outputs a variety of charts. This package has been designed from the ground up by volunteers for displaying charts via Servlets, JSP's, and Swing apps. First release was in December 2000.
J. Pipka. Objects, Components, Architectures, Services, and Applications for a NetworkedWorld: International Conference NetObjectDays, NODe 2002, Erfurt, Germany, October 7-10, 2002. Revised Papers, (2003)