JavaWeb 小試牛刀(二)

來源:互聯網
上載者:User

標籤:圖片   void   bsp   ble   cxf   密碼   for   session   on()   

 1 <body> 2 <center> 3 <img alt="myimg" src="fruit3.jpg"></img> 4  <form method="post" action="servlet/first"> 5 <table> 6 <tr> 7 <td>使用者名稱:</td> 8 <td><input type="text" name="username"></td> 9 </tr>10 11 <tr>12 <td>密碼:</td>13 <td><input type="password" name="password"></td>14 </tr>15 16 17 <tr>18 <td><input type="submit" value="提交" name="submit"></td>19 </tr>20 </table>21 </form> 22 </center>23 </body>24 <body>25 <center>26 <h1>恭喜你登入成功!</h1>27 <jsp:useBean id="userbean" class="entity.users" scope="session"></jsp:useBean>28 29 <form method="post" >30 <table>31 <tr>32 <td>使用者名稱:</td>33 <td><jsp:getProperty name="userbean" property="username"></jsp:getProperty></td>34 </tr>35 36 <tr>37 <td>密碼:</td>38 <td><jsp:getProperty name="userbean" property="password"></jsp:getProperty></td>39 </tr>40 41 <tr>42 <td></td>43 </tr>44 </table>45 </form>46 </center>47 </body>48 protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {49         request.setCharacterEncoding("utf-8");50         response.setContentType("text/html;charset=GBK");51         PrintWriter out=response.getWriter();52         users u =new users();   53         String name="";54         String password="";55 56         name=request.getParameter("username");57         password=request.getParameter("password");58         u.setUsername(name);59         u.setPassword(password);60         request.getSession().setAttribute("userbean", u);//session也可以添加對象61         //request.getRequestDispatcher("../success.jsp").forward(request, response);62 63 64         try{65             RequestDispatcher rDispatcher=request.getRequestDispatcher("../success.jsp");66             rDispatcher.forward(request, response);67             out.println("終於他媽沒有異常了");68 69         }70         catch(Exception ex){71 72             out.println("出現異常!");73             ex.printStackTrace();74 75         }76 77 78 79 80 81 82     }

 

JavaWeb 小試牛刀(二)

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