有啊,脚本引擎
public class Test {
public static void main(String[] args) throws ScriptException {
ScriptEngineManager manager = new ScriptEngineManager();
ScriptEngine se = manager.getEngineByName("js");
String str = "1+2*(3+6)-5/2";
Double result =(Double) se.eval(str);
System.out.println(result);
}
}