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 org.academia.servlet; import com.google.gson.Gson; import java.io.BufferedReader; import java.io.IOException; import java.io.PrintWriter; import java.util.ArrayList; 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 org.academia.bean.BTelefono; import org.academia.bean.BTutor; import org.academia.dao.DAOTelefono; import org.academia.dao.DAOTutor; import org.json.JSONObject; /** * * @author ABEL-LP */ @WebServlet(name = "SRegistrarTutor", urlPatterns = { "/SRegistrarTutor" }) public class SRegistrarTutor extends HttpServlet { private static final long serialVersionUID = 1L; /** * Processes requests for both HTTP <code>GET</code> and <code>POST</code> * methods. * * @param request servlet request * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ public SRegistrarTutor() { super(); } protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setContentType("text/html;charset=UTF-8"); PrintWriter out = response.getWriter(); try { /* TODO output your page here. You may use following sample code. */ // out.println("<!DOCTYPE html>"); // out.println("<html>"); // out.println("<head>"); // out.println("<title>Servlet SRegistrarTutor</title>"); // out.println("</head>"); // out.println("<body>"); // out.println("<h1>Servlet SRegistrarTutor at " + request.getContextPath() + "</h1>"); // out.println("</body>"); // out.println("</html>"); } finally { out.close(); } } // <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 { String json1 = new Gson().toJson(new DAOTutor().listarTutor()); response.setContentType("application/json"); response.setCharacterEncoding("utf-8"); response.getWriter().write(json1); } /** * 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 { StringBuffer jb = new StringBuffer(); String line = null; try { BufferedReader reader = request.getReader(); while ((line = reader.readLine()) != null) { jb.append(line); } //System.out.println(jb.toString()); String datt = String.valueOf(jb.toString()); JSONObject jsonObj = new JSONObject(datt); BTutor oTutor = new BTutor(); String value = (String) jsonObj.get("nombre"); oTutor.setNombre(value); value = (String) jsonObj.get("apellidoPaterno"); oTutor.setApellidoPaterno(value); value = (String) jsonObj.get("apellidoMaterno"); oTutor.setApellidoMaterno(value); value = (String) jsonObj.get("dni"); oTutor.setDni(value); value = (String) jsonObj.get("direccion"); oTutor.setDireccion(value); //Valores por defecto oTutor.setEstado(true); oTutor.setIdTutor(1);//no interesa el numero de id int idTutor = new DAOTutor().registrarTutor(oTutor); BTelefono oBTelefono = new BTelefono(); value = (String) jsonObj.get("telefono"); oBTelefono.setNumero(value); //valores predetemindas oBTelefono.setIdTelefono(1); oBTelefono.setIdTitular(idTutor); oBTelefono.setTipoTelefono("Claro"); oBTelefono.setEstado(true); boolean flag = new DAOTelefono().insertarTelefono(oBTelefono); if ((idTutor != 0) && flag == true) { String json1 = new Gson().toJson("Tutor Registrado!"); response.setContentType("application/json"); response.setCharacterEncoding("utf-8"); response.getWriter().write(json1); } else { String json1 = new Gson().toJson("Error al registrar Tutor"); response.setContentType("application/json"); response.setCharacterEncoding("utf-8"); response.getWriter().write(json1); } } catch (Exception e) { e.printStackTrace(); } } /** * Returns a short description of the servlet. * * @return a String containing servlet description */ @Override public String getServletInfo() { return "Short description"; }// </editor-fold> }