protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
    //getting parameters
    String pointName = request.getParameter("name");

    String STRpointType = request.getParameter("type");
    int pointType = Integer.parseInt(STRpointType);

    String STRlat = request.getParameter("latitude");
    double lat = Double.parseDouble(STRlat);

    String STRlng = request.getParameter("longitude");
    double lng = Double.parseDouble(STRlng);

    String coord = "Lat: " + lat + " ; " + "Lng: " + lng;

    String SQLquery = "INSERT INTO joker.point (name, coord, type_id) VALUES ("+pointName+
    ","+coord+","+pointType+");";

    Connection connection = null;
    Statement statement = null;

    String url = "jdbc:mysql://localhost:3306/joker";
    String user = "user";
    String password = "password";

    try {
          Class.forName("com.mysql.jdbc.Driver");
          con = DriverManager.getConnection(url, user, password);
          st = con.createStatement();
         //send SQLquery here
         st.execute(SQLquery);
     } catch (SQLException | ClassNotFoundException e) {
         e.getMessage();
     } finally {
         try {
                 if (st != null) {
                 st.close();
             }
             if (con != null) {
                 con.close();
             }
         } catch (SQLException ex) {
             ex.getMessage();
         }
     request.getRequestDispatcher("/admin_point_added.jsp").forward(request, response);

      }