jeval是为为你的Java应用程序提供可加入的、高性能、数学、 布尔和函数表达式的解析和运算的高级资源包。
JEval is the advanced library for adding high-performance, mathematical, Boolean and functional expression parsing and evaluation to your Java applications.
For more details go here. For help getting started, see the samples and JUnits tests in the download package.