Java：ScriptEngine执行js代码

package com.demo.desktop;
import javax.script.ScriptEngine;
import javax.script.ScriptEngineManager;
import javax.script.ScriptException;
public class JavaScriptDemo {
    public static void main(String[] args) throws ScriptException {
        ScriptEngineManager factory = new ScriptEngineManager();
        ScriptEngine engine = factory.getEngineByName("javascript");
        String script = "print('Hello')";
        // 执行脚本
        engine.eval(script);
    }
}