src/java/org/ufcspa/simdecs/comunicacao/MetodoSelecionaJogo.java

   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.IOException;\r
   8 import java.io.PrintWriter;\r
   9 import java.util.List;\r
  10 import javax.persistence.EntityManager;\r
  11 import javax.persistence.EntityManagerFactory;\r
  12 import javax.persistence.Persistence;\r
  13 import javax.servlet.ServletException;\r
  14 import javax.servlet.http.HttpServlet;\r
  15 import javax.servlet.http.HttpServletRequest;\r
  16 import javax.servlet.http.HttpServletResponse;\r
  17 import org.ufcspa.simdecs.entidade.ArquivoCaso;\r
  18 \r
  19 /**\r
  20  *\r
  21  * @author pbarros\r
  22  */\r
  23 public class MetodoSelecionaJogo extends HttpServlet {\r
  24 \r
  25     /**\r
  26      * Processes requests for both HTTP\r
  27      * <code>GET</code> and\r
  28      * <code>POST</code> methods.\r
  29      *\r
  30      * @param request servlet request\r
  31      * @param response servlet response\r
  32      * @throws ServletException if a servlet-specific error occurs\r
  33      * @throws IOException if an I/O error occurs\r
  34      */\r
  35     protected void processRequest(HttpServletRequest request, HttpServletResponse response)\r
  36             throws ServletException, IOException {\r
  37         \r
  38         PrintWriter out = response.getWriter();\r
  39         // alteracao solicitado mosmmann \r
  40         //response.setContentType("text/html;charset=UTF-8");\r
  41         \r
  42         response.setContentType( "text/xml" );\r
  43         response.setHeader( "Cache-Control", "no-cache" );\r
  44         ///para devolver arquivo anexo\r
  45         //response.addHeader("Content-Disposition", "attachment; filename="+ "teste");\r
  46       \r
  47         \r
  48         EntityManagerFactory emf = Persistence.createEntityManagerFactory("simdecsPU");\r
  49         EntityManager em = emf.createEntityManager();\r
  50         \r
  51         out.println( "<xml>" );\r
  52         \r
  53         \r
  54         List<ArquivoCaso> arquivos;\r
  55         try {\r
  56             \r
  57             if(request.getParameter("Tipo").trim().equals("Medicina"))\r
  58             {\r
  59                 arquivos =  em.createQuery("select arq from ArquivoCaso as arq ").getResultList();\r
  60                 if(arquivos.isEmpty())\r
  61                 {\r
  62                     out.println( "<game>" );\r
  63                     out.println( "<titulo>" + "Nenhuma rede disponível" + "</titulo>" );\r
  64                     out.println( "<descricao>" + "Nenhuma rede disponível" + "</descricao>" );\r
  65                     out.println( "<id>" + "0" + "</id>" );\r
  66                     out.println( "</game>" );\r
  67                 }\r
  68                 else\r
  69                 {\r
  70                     StringBuffer arqBuffer = new StringBuffer();\r
  71                     for (ArquivoCaso arq : arquivos ) {  \r
  72                     //List selecionavel = new ArrayList();\r
  73                         \r
  74                         out.println( "<game>" );\r
  75                         out.println( "<titulo>" + arq.getNome() + "</titulo>" );\r
  76                         out.println( "<descricao>" + arq.getNome() + "</descricao>" );\r
  77                         out.println( "<id>" + String.valueOf(arq.getId()) + "</id>" );\r
  78                         out.println( "</game>" );\r
  79                     }\r
  80                     //request.setAttribute("rede", arqBuffer);\r
  81                     //out.println(arqBuffer.toString());\r
  82                     \r
  83                     \r
  84                 }\r
  85             }\r
  86             else\r
  87             {\r
  88                 out.println( "<rede>" + "Tipo Inválido" + "</rede>" );\r
  89                 out.println( "<idRede>" + "0" + "</idRede>" );\r
  90                 \r
  91             }\r
  92         } finally {         \r
  93             out.println( "</xml>" );\r
  94             out.close();\r
  95         }\r
  96     }\r
  97 \r
  98     // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">\r
  99     /**\r
 100      * Handles the HTTP\r
 101      * <code>GET</code> method.\r
 102      *\r
 103      * @param request servlet request\r
 104      * @param response servlet response\r
 105      * @throws ServletException if a servlet-specific error occurs\r
 106      * @throws IOException if an I/O error occurs\r
 107      */\r
 108     @Override\r
 109     protected void doGet(HttpServletRequest request, HttpServletResponse response)\r
 110             throws ServletException, IOException {\r
 111         processRequest(request, response);\r
 112         \r
 113         \r
 114         \r
 115         \r
 116     }\r
 117 \r
 118     /**\r
 119      * Handles the HTTP\r
 120      * <code>POST</code> method.\r
 121      *\r
 122      * @param request servlet request\r
 123      * @param response servlet response\r
 124      * @throws ServletException if a servlet-specific error occurs\r
 125      * @throws IOException if an I/O error occurs\r
 126      */\r
 127     @Override\r
 128     protected void doPost(HttpServletRequest request, HttpServletResponse response)\r
 129             throws ServletException, IOException {\r
 130         processRequest(request, response);\r
 131     }\r
 132 \r
 133     /**\r
 134      * Returns a short description of the servlet.\r
 135      *\r
 136      * @return a String containing servlet description\r
 137      */\r
 138     @Override\r
 139     public String getServletInfo() {\r
 140         return "Short description";\r
 141     }// </editor-fold>\r
 142 }\r