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 com.luis.controllers; import com.luis.clases.Excel; import java.io.File; import java.io.IOException; 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.apache.commons.fileupload.DiskFileUpload; import org.apache.commons.fileupload.FileItem; import java.util.Iterator; import java.util.List; import com.luis.bean.BeanDatosExcel; /** * * @author Batman */ @WebServlet(name = "ServletController", urlPatterns = { "/ServletController" }) public class ServletController extends HttpServlet { /** * 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 */ protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setContentType("text/html;charset=UTF-8"); BeanDatosExcel datosExcel = new BeanDatosExcel(); Excel mi_clase_excel = new Excel(); String ruta = mi_clase_excel.guardarArchivo(request); if (!ruta.equals("-1")) { datosExcel.setMiExcel(mi_clase_excel.leerExcel(ruta)); System.out.println("------------------------********************---------"); if (datosExcel.getMiExcel() != null) { request.setAttribute("datosExcel", datosExcel); request.getRequestDispatcher("recepcionExcel.jsp").forward(request, response); } else { request.getRequestDispatcher("salida.jsp").forward(request, response); } } else { System.out.println("Noooooooooooooooooooooooooooooooooooooooooooop"); request.getRequestDispatcher("salida.jsp").forward(request, response); } } // <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 { processRequest(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 { processRequest(request, response); } /** * Returns a short description of the servlet. * * @return a String containing servlet description */ @Override public String getServletInfo() { return "Short description"; }// </editor-fold> }