Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package control.ParametrizacionServlets; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import modelo.ParametrizacionManagers.*; import org.json.simple.JSONArray; /** * * @author Galatea */ @WebServlet(name = "SeleccionarAcreditacionParametros", urlPatterns = { "/SeleccionarAcreditacionParametros" }) public class SeleccionarAcreditacionParametros extends HttpServlet { // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code."> /** * Handles the HTTP <code>GET</code> method. * * @param request servlet request * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ @Override protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doPost(request, response); } /** * Handles the HTTP <code>POST</code> method. * * @param request servlet request * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ @Override protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { try { String laboratorio = request.getParameter("codigo"); JSONArray jsonArray = new JSONArray(); //Obtenemos La informacion del manager AcreditacionParametros manager = new AcreditacionParametros(); jsonArray = manager.getAcreditacionPorLab(laboratorio); //Armamos la respuesta JSON y la enviamos response.setContentType("application/json"); for (Object jsonObject : jsonArray) { response.getWriter().write(jsonObject.toString()); } } catch (Exception ex) { //Armamos la respuesta JSON y la enviamos response.setContentType("application/json"); response.getWriter().write(""); } } /** * * Llama al manager y obtiene la informacion de una actividad * economica especifica. * * @param request * @param response */ private void getMotivoVisita(HttpServletRequest request, HttpServletResponse response) { try { //Obtenemos los parametros int codigo = Integer.parseInt(request.getParameter("codigo")); //Obtenemos La informacion del manager MotivosVisitas manager = new MotivosVisitas(); JSONArray jsonArray = manager.getMotivoVisita(codigo); //Armamos la respuesta JSON y la enviamos response.setContentType("application/json"); for (Object jsonObject : jsonArray) { response.getWriter().write(jsonObject.toString()); } } catch (Exception ex) { //Logger.getLogger(SeleccionarActEconomica.class.getName()).log(Level.SEVERE, null, ex); } } //----------------------------------------------------------------------------- }