原来java可以执行javascript脚本的，这个可帮了大忙。
以下代码可以执行一个js文件中的某个js方法：1
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37public class RunJs {
public static void main(String[] args) throws FileNotFoundException, ScriptException, NoSuchMethodException {
ScriptEngineManager scriptEngineManager = new ScriptEngineManager();
ScriptEngine engine = scriptEngineManager.getEngineByExtension("js");
BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream("google_tk.js")));
engine.eval(reader);
Invocable invocable = (Invocable)engine;
//这里参数 第一个是js文件中的js function名字，第二个是funciton接受的参数
Object result = invocable.invokeFunction("VL", "happy new year!");
System.out.println(result);
}
/**
* java调用js
* @param filePath
* @param menthod
* @param parm
* @return
*/
public static String invokeJs(String filePath,String menthod,String parm) throws Exception{
ScriptEngineManager scriptEngineManager = new ScriptEngineManager();
ScriptEngine engine = scriptEngineManager.getEngineByExtension("js");
BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream(filePath)));
engine.eval(reader);
Invocable invocable = (Invocable)engine;
Object result = invocable.invokeFunction(menthod,parm);
return result.toString();
}
}
