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.ProcesoVertimientosServlets; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.PrintWriter; import java.sql.SQLException; import java.util.Calendar; import java.util.GregorianCalendar; import java.util.logging.Level; import java.util.logging.Logger; import javax.servlet.ServletContext; 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.ApiManager; import modelo.ProcesoVertimientosManagers.Visitas; import org.json.simple.JSONArray; /** * * @author illustrato */ @WebServlet(name = "GenerarExcelVisitas", urlPatterns = { "/GenerarExcelVisitas" }) public class GenerarExcelVisitas extends HttpServlet { /** * 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 { } /** * 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 fechaInicio = request.getParameter("fechaInicio"); String fechaFin = request.getParameter("fechaFin"); String tipoVisita = request.getParameter("tipoVisita"); String codigoProceso = request.getParameter("codigoProceso"); String estadoVisita = request.getParameter("estadoVisita"); String contrato = request.getParameter("contrato"); String nit = request.getParameter("nit"); String razonSocial = request.getParameter("razonSocial"); String motivoVisita = request.getParameter("motivoVisita"); JSONArray jsonArray = new JSONArray(); String filaInicio = ""; String filaFin = ""; Visitas manager = new Visitas(); String appDir = getServletContext().getRealPath("/"); appDir += "sources/Visitas.xls"; //Llamamos al manager para escribir el excel manager.escribirExcel(filaInicio, filaFin, tipoVisita, fechaInicio, fechaFin, codigoProceso, appDir, estadoVisita, contrato, nit, razonSocial, motivoVisita); } catch (SQLException ex) { //Logger.getLogger(GenerarExcelVisitas.class.getName()).log(Level.SEVERE, null, ex); } } }