Exemplo n.º 1
0
  public void acheterBillets() {

    nbBilletsVendus += nbBilletsReservation;
    nbBilletsReservation = 0;

    try {
      DatabaseController.getInstance().ReserverBillet(this.id, this.nbBilletsVendus);
    } catch (ClassNotFoundException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    } catch (InstantiationException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    } catch (IllegalAccessException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    } catch (SQLException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
  }
Exemplo n.º 2
0
/** @author jessica */
public class ISLogin 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
   */
  Connection conn = DatabaseController.connect();

  protected void processRequest(HttpServletRequest request, HttpServletResponse response)
      throws ServletException, IOException {
    response.setContentType("application/json");
    try (PrintWriter out = response.getWriter()) {
      String email = request.getParameter("email");
      String password = request.getParameter("password");
      JSONObject object = new JSONObject();

      if (email != null && password != null) {
        String sql = "SELECT * FROM user WHERE email = ? AND password = SHA1(?)";
        try (PreparedStatement statement = conn.prepareStatement(sql)) {
          statement.setString(1, email);
          statement.setString(2, password);
          ResultSet result = statement.executeQuery();

          if (result.next()) {
            int u_id = result.getInt("u_id");
            String uuid = UUID.randomUUID().toString().replaceAll("-", "");

            Calendar time = Calendar.getInstance();
            time.setTime(new Date());
            time.add(Calendar.HOUR, 2);

            conn.setAutoCommit(false);

            String delete = "DELETE from token WHERE u_id = ?";
            String insert =
                "INSERT INTO token (access_token, u_id, expiry_date)" + "VALUES (?, ?, ?)";

            try (PreparedStatement deleteStatement = conn.prepareStatement(delete);
                PreparedStatement insertStatement = conn.prepareStatement(insert); ) {

              deleteStatement.setInt(1, u_id);

              Timestamp timestamp = new Timestamp(time.getTimeInMillis());
              insertStatement.setString(1, uuid);
              insertStatement.setInt(2, u_id);
              insertStatement.setTimestamp(3, timestamp);

              deleteStatement.execute();
              insertStatement.execute();

              object.put("token", uuid);
              object.put("expiry_date", timestamp.getTime());
              conn.commit();
            } finally {
              conn.setAutoCommit(true);
            }
          } else {
            object.put("error", "Invalid email or password");
          }
        } catch (SQLException e) {
          e.printStackTrace();
        }
      } else {
        object.put("error", "Empty email or password");
      }

      out.println(object.toString());
    }
  }

  // <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>
}