jfreechar做的图形报表 使用java开发的。,statements do jfreechar graphics development using java.

有关统计的js和java联合开发的demo，用于图形展示报表内容，包含：柱状图、线形图、饼状图、雷达图等-Statistics js and java joint development of the demo, the graphics show the contents of the report include: bar charts, line graphs, pie charts, radar charts

在java开发的过程中，一些数据统计或者报表用到的图表，比如：饼图，条形图等-In java development process, some of the statistics used in the report or chart, such as: pie charts, bar charts, etc.