如果你足够努力,就会有很多这样的东西。
http://www.vogella.de/articles/JFreeChart/article.html
http://adityanivas3.blogspot.com/2008/09/jfree-chart-tutorial.html
http://www.javaworld.com/javaworld/jw-12-2002/jw-1227-opensourceprofile.html
甚至在代码中也有一些示例,比如这里描述的示例:
http://www.jfree.org/jfreechart/api/javadoc/org/jfree/chart/demo/TimeSeriesChartDemo1.html
Google搜索可以给你很多链接
http://www.javaresources.biz/jfreechart_tutorial.jsp
http://www.vogella.de/articles/JFreeChart/article.html
http://www.vogella.de/articles/EclipseJFreeChart/article.html
http://www.screaming-penguin.com/node/4005
http://www.if.pw.edu.pl/~ertman/pojava/?download=jfreechart_tutorial.pdf
http://www.javaworld.com/javaworld/jw-12-2002/jw-1227-opensourceprofile.html
http://www.developerzone.biz/index.php?option=com_content&task=view&id=36&Itemid=36
http://adityanivas3.blogspot.com/2008/09/jfree-chart-tutorial.html