如何从servlet解析JSON对象到jsp

So this is my first time using JSON and AJAX. I am required to make chart using chart.js. I had this servlet that read sql statement, and a jsp that process these request. I don't have any experience beforehand writing these type of programming. Please anyone who knows how to solve this please help me. Even it's a little idea it should be enough to help me find a way to solve this. Thank you.So this is my first time using JSON and AJAX. I