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 Emporium.Servlet; import Controle.contrCliente; import Emporium.Controle.ContrDestinatarioImporta; import Emporium.Controle.ContrPreVendaImporta; import Entidade.Clientes; import java.io.File; import java.io.IOException; import java.io.PrintWriter; import java.util.Date; import java.util.Iterator; import java.util.List; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.apache.commons.fileupload.FileItem; import org.apache.commons.fileupload.FileItemFactory; import org.apache.commons.fileupload.FileUpload; import org.apache.commons.fileupload.FileUploadException; import org.apache.commons.fileupload.disk.DiskFileItemFactory; import org.apache.commons.fileupload.servlet.ServletFileUpload; /** * * @author Ricardinho */ public class ServImportarDestinatario 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 IOException { HttpSession sessao = request.getSession(); String nomeBD = (String) sessao.getAttribute("nomeBD"); if (nomeBD != null) { boolean isMultiPart = FileUpload.isMultipartContent(request); int idCliente = 0; int idDepartamento = 0; if (isMultiPart) { try { FileItemFactory factory = new DiskFileItemFactory(); ServletFileUpload upload = new ServletFileUpload(factory); upload.setSizeMax(1024 * 1024 * 2); List items = upload.parseRequest(request); Iterator iter = items.iterator(); FileItem itemImg = null; while (iter.hasNext()) { FileItem item = (FileItem) iter.next(); if (item.isFormField()) { if (item.getFieldName().equals("idCliente")) { idCliente = Integer.parseInt(item.getString()); } if (item.getFieldName().equals("idDepartamento")) { idDepartamento = Integer.parseInt(item.getString()); } } if (!item.isFormField()) { if (item.getName().length() > 0) { itemImg = item; } } } if (!itemImg.getName().toUpperCase().endsWith(".CSV") && !itemImg.getName().toUpperCase().endsWith(".TXT")) { response.sendRedirect( "Cliente/Cadastros/destinatario_lista.jsp?msg=Escolha um arquivo para importacao !"); } else { //CONSULTA DADOS DO CLIENTE/DEPARTAMENTO/CONTRATO Clientes cli = contrCliente.consultaClienteById(idCliente, nomeBD); if (cli != null) { String condicao = ContrDestinatarioImporta.importaPedido(itemImg, idCliente, idDepartamento, nomeBD); response.sendRedirect("Cliente/Cadastros/destinatario_lista.jsp?msg=" + condicao); } else { response.sendRedirect( "Cliente/Cadastros/destinatario_lista.jsp?msg=Cliente nao encontrado no banco de dados!"); } } } catch (FileUploadException ex) { response.sendRedirect( "Cliente/Cadastros/destinatario_lista.jsp?msg=Falha no Upload do Arquivo de Importacao!\n" + ex); } catch (Exception ex) { response.sendRedirect( "Cliente/Cadastros/destinatario_lista.jsp?msg=Falha na importacao!\n" + ex); } } } else { response.sendRedirect("Cliente/Cadastros/destinatario_lista.jsp?msg=Sua sessao expirou!"); } } // <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> }