How to Write to JSon file using Java

package com.guru99.readers;
import java.io.FileWriter;
import java.io.IOException;

import org.json.simple.JSONArray;
import org.json.simple.JSONObject;

public class WriteToJson
{
    @SuppressWarnings("unchecked")
    public static void main( String[] args )
    {
        //First Employee
        JSONObject employeeDetails = new JSONObject();
        employeeDetails.put("firstName", "Ramesh");
        employeeDetails.put("lastName", "Kudikala");
        employeeDetails.put("website", "howtodoinjava.com");
       
        JSONObject employeeObject = new JSONObject();
        employeeObject.put("employee", employeeDetails);
       
        //Second Employee
        JSONObject employeeDetails2 = new JSONObject();
        employeeDetails2.put("firstName", "Raghu");
        employeeDetails2.put("lastName", "Kunchey");
        employeeDetails2.put("website", "example.com");
       
        JSONObject employeeObject2 = new JSONObject();
        employeeObject2.put("employee", employeeDetails2);
       
        //Add employees to list
        JSONArray employeeList = new JSONArray();
        employeeList.add(employeeObject);
        employeeList.add(employeeObject2);
       
        //Write JSON file
        try (FileWriter file = new FileWriter("pathof\\jsonData.json")) {

            file.write(employeeList.toJSONString());
            file.flush();

        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}


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[{"employee":{"firstName":"Lokesh","lastName":"Gupta","website":"howtodoinjava.com"}},{"employee":{"firstName":"Brian","lastName":"Schultz","website":"example.com"}}]