Java执行JavaScript代码

package time;

import javax.script.ScriptEngine;
import javax.script.ScriptEngineManager;
import javax.script.ScriptException;

/**
 * Created by sheting on 10/20/2017
 */
public class Test {
    public static void main(String[] args) throws ScriptException {
        ScriptEngineManager manager = new ScriptEngineManager();
        ScriptEngine engine = manager.getEngineByName("JavaScript");
        System.out.println(engine.getClass().getName());
        //执行JS代码
        System.out.println(engine.eval("function f() { return 10;}; f() * 24;"));
    }
}