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package com.winterbe.java8;

import jdk.nashorn.api.scripting.ScriptObjectMirror;

import javax.script.ScriptEngine;

import javax.script.ScriptEngineManager;

import java.io.FileReader;

import java.util.Arrays;

/**

* Calling java methods from javascript with nashorn.

*

* @author Benjamin Winterberg

*/

public class Nashorn2 {

public static String fun(String name) {

System.out.format("Hi there from Java, %s", name);

return "greetings from java";

}

public static void fun2(Object object) {

System.out.println(object.getClass());

}

public static void fun3(ScriptObjectMirror mirror) {

System.out.println(mirror.getClassName() + ": " + Arrays.toString(mirror.getOwnKeys(true)));

}

public static void fun4(ScriptObjectMirror person) {

System.out.println("Full Name is: " + person.callMember("getFullName"));

}

public static void main(String[] args) throws Exception {

ScriptEngine engine = new ScriptEngineManager().getEngineByName("nashorn");

engine.eval(new FileReader("res/nashorn2.js"));

}

}