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 co.estampas.servlets; import co.estampas.entities.Artista; import co.estampas.entities.EstampaCamiseta; import co.estampas.entities.TamanoEstampa; import co.estampas.entities.TemaEstampa; import co.estampas.session.ArtistaFacadeLocal; import co.estampas.session.EstampaCamisetaFacadeLocal; import co.estampas.session.LugarEstampaCamisetaFacadeLocal; import co.estampas.session.TamanoEstampaFacadeLocal; import co.estampas.session.TemaEstampaFacadeLocal; import java.io.File; import java.io.IOException; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Iterator; import java.util.List; import javax.ejb.EJB; 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.FileUploadException; import org.apache.commons.fileupload.disk.DiskFileItemFactory; import org.apache.commons.fileupload.servlet.ServletFileUpload; /** * * @author AndresV */ public class guardarEstampa extends HttpServlet { @EJB private EstampaCamisetaFacadeLocal estampaCamisetaFacade; @EJB private ArtistaFacadeLocal artistaFacade; @EJB private LugarEstampaCamisetaFacadeLocal lugarEstampaCamisetaFacade; @EJB private TamanoEstampaFacadeLocal tamanoEstampaFacade; @EJB private TemaEstampaFacadeLocal temaEstampaFacade; private String dirUploadFiles; private boolean subioImagen; private int idArtistax; ArrayList<String> campos = new ArrayList(); /** * 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"); try { HttpSession objSesion = request.getSession(true); objSesion.setAttribute("estampas", null); /* TODO output your page here. You may use following sample code. */ List<EstampaCamiseta> estampas = new ArrayList<>(); estampas = estampaCamisetaFacade.estampaByArtista(artistaFacade.find(this.idArtistax)); objSesion.setAttribute("estampas", estampas); //request.setAttribute("servlet", "ok"); objSesion.setAttribute("servlet", "ok"); //request.getRequestDispatcher("artista/administrarEstampa.jsp").forward(request, response); response.sendRedirect("artista/administrarEstampa.jsp"); // out.print(subioImagen); } catch (Exception ex) { } } // <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 { String rutaImg = "NN"; /* SUBIR LA IMAGEN AL SERVIDOR */ dirUploadFiles = getServletContext().getRealPath(getServletContext().getInitParameter("dirUploadFiles")); if (ServletFileUpload.isMultipartContent(request)) { FileItemFactory factory = new DiskFileItemFactory(); ServletFileUpload upload = new ServletFileUpload(factory); upload.setSizeMax(new Long(getServletContext().getInitParameter("maxFileSize")).longValue()); List listUploadFiles = null; FileItem item = null; try { listUploadFiles = upload.parseRequest(request); Iterator it = listUploadFiles.iterator(); while (it.hasNext()) { item = (FileItem) it.next(); if (!item.isFormField()) { if (item.getSize() > 0) { String nombre = item.getName(); String extension = nombre.substring(nombre.lastIndexOf(".")); File archivo = new File(dirUploadFiles, nombre); item.write(archivo); if (archivo.exists()) { subioImagen = true; rutaImg = "estampas/" + nombre; // response.sendRedirect("uploadsave.jsp"); } else { subioImagen = false; } } } else { campos.add(item.getString()); } } } catch (FileUploadException e) { subioImagen = false; } catch (Exception e) { subioImagen = false; } } if (subioImagen) { String nombreImg = campos.get(1); processRequest(request, response); EstampaCamiseta estampa = new EstampaCamiseta(); //BUSCO EL ARTISTA QUE VA A GUARDAR LA ESTAMPA this.idArtistax = Integer.parseInt(campos.get(0)); Artista ar = artistaFacade.find(Integer.parseInt(campos.get(0))); estampa.setIdArtista(ar); //TRAIGO EL TAMAO QUE ELIGIERON DE LA ESTAMPA TamanoEstampa tamEstampa = tamanoEstampaFacade.find(Integer.parseInt(campos.get(4))); estampa.setIdTamanoEstampa(tamEstampa); //TRAIGO EL TEMA QUE ELIGIERON DE LA ESTAMPA TemaEstampa temaEstampa = temaEstampaFacade.find(Integer.parseInt(campos.get(2))); estampa.setIdTemaEstampa(temaEstampa); //ASIGNO EL NOMBRE DE LA ESTAMPA estampa.setDescripcion(nombreImg); //ASIGNO LA RUTA DE LA IMAGEN QUE CREO estampa.setImagenes(rutaImg); //ASIGNO LA UBICACION DE LA IMAGEN EN LA CAMISA estampa.setUbicacion(campos.get(5)); //ASIGNO EL PRECIO DE LA IMAGEN QUE CREO estampa.setPrecio(campos.get(3)); //ASIGNO EL ID DEL LUGAR estampa.setIdLugarEstampa(Integer.parseInt(campos.get(5))); //GUARDAR LA ESTAMPA estampaCamisetaFacade.create(estampa); } else { System.out.println("Error al subir imagen"); } campos = new ArrayList<>(); 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> }