java read json file

https://crunchify.com/how-to-read-json-object-from-file-in-java/

import java.io.FileReader;

import java.util.Iterator;

import org.json.simple.JSONArray;

import org.json.simple.JSONObject;

import org.json.simple.parser.JSONParser;

/**

* @author Crunchify.com

*/

public class Main {

    @SuppressWarnings("unchecked")

    public static void main(String[] args) {

        JSONParser parser = new JSONParser();

        try {

            Object obj = parser.parse(new FileReader(

                    "./sample.json"));

            JSONObject jsonObject = (JSONObject) obj;

            String name = (String) jsonObject.get("Name");

            String author = (String) jsonObject.get("Author");

            JSONArray companyList = (JSONArray) jsonObject.get("Company List");

            System.out.println("Name: " + name);

            System.out.println("Author: " + author);

            System.out.println("\nCompany List:");

            Iterator<String> iterator = companyList.iterator();

            while (iterator.hasNext()) {

                System.out.println(iterator.next());

            }

        } catch (Exception e) {

            e.printStackTrace();

        }

    }

}

{

    "Name": "crunchify.com",

    "Author": "App Shah",

    "Company List": [

        "Compnay: eBay",

        "Compnay: Paypal",

        "Compnay: Google"

    ],

    "ERR404":{

      "errorCode":"404",

      "message":"requested file not found"

    }

}