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.zentrix.minutas; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import com.itextpdf.text.*; import com.itextpdf.text.Font.FontFamily; import com.itextpdf.text.pdf.PdfWriter; import java.io.FileOutputStream; import java.util.logging.Level; import java.util.logging.Logger; import javax.servlet.ServletOutputStream; /** * * @author carlos */ public class SMinuta 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"); try (PrintWriter out = response.getWriter()) { /* 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 minutaservlet</title>"); out.println("</head>"); out.println("<body>"); out.println("<h1>Servlet minutaservlet at " + request.getContextPath() + "</h1>"); out.println("<h1>El titulo es " + request.getAttribute("titulo") + "</h1>"); out.println("<h1>Servlet minutaservlet at " + request.getAttribute("cuerpominuta") + "</h1>"); out.println("</body>"); out.println("</html>"); } } // <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 { //obtenemos los datos de la forma String titulo = request.getParameter("titulo"); String cuerpo = request.getParameter("cuerpominuta"); ServletOutputStream sos = response.getOutputStream(); response.setContentType("application/pdf"); //creamos un nuevo documento Document doc = new Document(); //creamos los estilos y las fuentes Font bfBold20 = new Font(FontFamily.TIMES_ROMAN, 20, Font.BOLD, new BaseColor(0, 0, 0)); Font bfBold12 = new Font(FontFamily.TIMES_ROMAN, 12, Font.BOLDITALIC, new BaseColor(0, 0, 0)); Font bf12 = new Font(FontFamily.TIMES_ROMAN, 12); try { //creamos un instancio de PdfWriter usando el OutputStream PdfWriter.getInstance(doc, sos); doc.addAuthor("Sistema Gestor de Academias"); doc.addCreationDate(); doc.addProducer(); doc.addCreator("Sistema de Academias"); doc.addTitle(titulo); doc.setPageSize(PageSize.LETTER); doc.open(); doc.add(new Paragraph(titulo, bfBold20)); doc.add(new Paragraph(cuerpo, bf12)); doc.close(); // PrintWriter out = response.getWriter(); // out.println("titulo "+ titulo); // out.println("cuerpo "+ cuerpo); } catch (DocumentException ex) { ex.printStackTrace(); } 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> }