| 1 | /*\r |
| 2 | * To change this template, choose Tools | Templates\r |
| 3 | * and open the template in the editor.\r |
| 4 | */\r |
| 5 | package org.ufcspa.simdecs.comunicacao;\r |
| 6 | \r |
| 7 | import java.io.BufferedInputStream;\r |
| 8 | import java.io.IOException;\r |
| 9 | import java.io.PrintWriter;\r |
| 10 | import java.net.MalformedURLException;\r |
| 11 | import java.net.URL;\r |
| 12 | import java.net.URLConnection;\r |
| 13 | import javax.persistence.EntityManager;\r |
| 14 | import javax.persistence.EntityManagerFactory;\r |
| 15 | import javax.persistence.Persistence;\r |
| 16 | import javax.servlet.ServletException;\r |
| 17 | import javax.servlet.http.HttpServlet;\r |
| 18 | import javax.servlet.http.HttpServletRequest;\r |
| 19 | import javax.servlet.http.HttpServletResponse;\r |
| 20 | import org.ufcspa.simdecs.entidade.ArquivoCaso;\r |
| 21 | \r |
| 22 | /**\r |
| 23 | *\r |
| 24 | * @author pbarros\r |
| 25 | */\r |
| 26 | public class MetodoSelecionaCaso extends HttpServlet {\r |
| 27 | \r |
| 28 | /**\r |
| 29 | * Processes requests for both HTTP\r |
| 30 | * <code>GET</code> and\r |
| 31 | * <code>POST</code> methods.\r |
| 32 | *\r |
| 33 | * @param request servlet request\r |
| 34 | * @param response servlet response\r |
| 35 | * @throws ServletException if a servlet-specific error occurs\r |
| 36 | * @throws IOException if an I/O error occurs\r |
| 37 | */\r |
| 38 | protected void processRequest(HttpServletRequest request, HttpServletResponse response)\r |
| 39 | throws ServletException, IOException {\r |
| 40 | response.setContentType("text/html;charset=UTF-8");\r |
| 41 | PrintWriter out = response.getWriter();\r |
| 42 | //String file ;\r |
| 43 | \r |
| 44 | EntityManagerFactory emf = Persistence.createEntityManagerFactory("simdecsPU");\r |
| 45 | EntityManager em = emf.createEntityManager();\r |
| 46 | \r |
| 47 | URL url = null;\r |
| 48 | URLConnection urlConn = null;\r |
| 49 | BufferedInputStream buf = null;\r |
| 50 | ArquivoCaso arquivo;\r |
| 51 | Integer idCaso = Integer.valueOf(request.getParameter("idArquivoCaso"));\r |
| 52 | \r |
| 53 | // out.print(request.getParameter("idArquivoCaso"));\r |
| 54 | try {\r |
| 55 | \r |
| 56 | arquivo = (ArquivoCaso) em.createQuery("select arq from ArquivoCaso as arq where arq.id ="+idCaso)\r |
| 57 | //.setParameter("idC",idCaso)\r |
| 58 | .getSingleResult();\r |
| 59 | // out.println(arquivo.getEndArquivo());\r |
| 60 | url = getServletContext().getResource(arquivo.getEndArquivo());\r |
| 61 | //set response header\r |
| 62 | response.setContentType("text/xml");\r |
| 63 | urlConn = url.openConnection();\r |
| 64 | //establish connection with URL presenting web.xml\r |
| 65 | urlConn.connect();\r |
| 66 | buf = new BufferedInputStream(urlConn.getInputStream());\r |
| 67 | int readBytes = 0;\r |
| 68 | while ((readBytes = buf.read()) != -1)\r |
| 69 | out.write(readBytes);\r |
| 70 | } catch (MalformedURLException mue) {\r |
| 71 | throw new ServletException(mue.getMessage());\r |
| 72 | } catch (IOException ioe) {\r |
| 73 | throw new ServletException(ioe.getMessage());\r |
| 74 | } finally { \r |
| 75 | out.close();\r |
| 76 | buf.close();\r |
| 77 | }\r |
| 78 | }\r |
| 79 | \r |
| 80 | // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">\r |
| 81 | /**\r |
| 82 | * Handles the HTTP\r |
| 83 | * <code>GET</code> method.\r |
| 84 | *\r |
| 85 | * @param request servlet request\r |
| 86 | * @param response servlet response\r |
| 87 | * @throws ServletException if a servlet-specific error occurs\r |
| 88 | * @throws IOException if an I/O error occurs\r |
| 89 | */\r |
| 90 | @Override\r |
| 91 | protected void doGet(HttpServletRequest request, HttpServletResponse response)\r |
| 92 | throws ServletException, IOException {\r |
| 93 | processRequest(request, response);\r |
| 94 | }\r |
| 95 | \r |
| 96 | /**\r |
| 97 | * Handles the HTTP\r |
| 98 | * <code>POST</code> method.\r |
| 99 | *\r |
| 100 | * @param request servlet request\r |
| 101 | * @param response servlet response\r |
| 102 | * @throws ServletException if a servlet-specific error occurs\r |
| 103 | * @throws IOException if an I/O error occurs\r |
| 104 | */\r |
| 105 | @Override\r |
| 106 | protected void doPost(HttpServletRequest request, HttpServletResponse response)\r |
| 107 | throws ServletException, IOException {\r |
| 108 | processRequest(request, response);\r |
| 109 | }\r |
| 110 | \r |
| 111 | /**\r |
| 112 | * Returns a short description of the servlet.\r |
| 113 | *\r |
| 114 | * @return a String containing servlet description\r |
| 115 | */\r |
| 116 | @Override\r |
| 117 | public String getServletInfo() {\r |
| 118 | return "Short description";\r |
| 119 | }// </editor-fold>\r |
| 120 | }\r |