* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
String c = request.getParameter("color");
BeerExpert be = new BeerExpert();
List<String> recomends = be.getBrands(c);
request.setAttribute("recomends", recomends);
RequestDispatcher view = request.getRequestDispatcher("result.jsp");
view.forward(request, response);