package ajava.code.javase;

import javax.script.ScriptEngineManager;

import javax.script.ScriptEngine;

import javax.script.ScriptException;

import java.util.Date;

public class AjavaAccessJavaObjectFromScript {

   public static void main(String[] args) {

       //创建用户数组，共5个用户

       String[] users = {"mark", "道长", "笨笨", "13810", "way"};

       Date now = new Date();

       //脚本代码，输出所有在线用户及当前时间

       String script =

               "var index; " +

               "var users = userArray; " +

               "for (index in users) { " +

               "    println(users[index]); " +

               "}" +

               "println('----------'); " +

               "println('当前时间 (' + date+')'); ";

       //获得JS脚本引擎

       ScriptEngineManager manager = new ScriptEngineManager();

       ScriptEngine engine = manager.getEngineByExtension("js");

       //设置JS脚本中的userArray、date变量

       engine.put("userArray", users);

       engine.put("date", now);

       try {

           engine.eval(script);//执行JS脚本

       } catch (ScriptException e) {

           e.printStackTrace();

       }

   }

}

mark

道长

笨笨

13810

way

----------

当前时间 (Tue Apr 03 14:35:13 CST 2012)