adminCategoryList.jsp 管理Category數據，對其進行修改或刪除操作
1 <%@ page language="java" contentType="text/html; charset=UTF-8"%>
2 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
3 "http://www.w3.org/TR/html4/loose.dtd">
4 <%@page import="com.blog.Category" %>
5 <%@page import="java.util.List" %>
6
7 <script language="JAVASCRIPT" type="text/javaScript">
8 function del(){
var msg =<
span style="background-color: #f5f5f5; color: #000000;"&
gt; "您真的確定要刪除嗎？\n\n請確
認！";
10 if (confirm(msg)){
11 return true;
12 }else{
13 return false;
14 }
15 }
16 </script>
17
18 <html>
19 <head>
&
amp;nbsp;
title>&
lt;/span>分類名稱管理</title>
21 </head>
22 <body>
&
amp;nbsp; p<
/span>>分類名稱管理<
span style="color: #0000ff;"></p>
24 <%List categories = (List) request.getAttribute("categories");
25 if(categories != null){%>
26 <table border="1">
27 <tr>
&
amp;nbsp; td&
lt;/span>><
/span>編號<
span style="color: #0000ff;"></td>
&
amp;nbsp; td&
lt;/span>><
/span>名稱<
span style="color: #0000ff;"></td>
&
amp;nbsp; td&
lt;/span>><
/span>操作<
span style="color: #0000ff;"></td>
31 </tr>
32 <% for (int i = 0; i < categories.size(); i++) {
33 Category category = (Category) categories.get(i);
34 %>
35 <tr>
36 <td><%=category.getId()%></td>
37 <td><%=category.getName()%></td>
38 <td>
&
amp;nbsp; a&
amp;nbsp;href&
lt;/span>="/Blog
/CategoryServlet?method=edit&id=<%=category.getId()%&
gt;">&
amp;lt;img&
nbsp;src<
/span>="/Blog/admin/img
/edit.gif"&
nbsp;border=0&
amp;nbsp;alt<
/span>="編輯"&
lt;span style="color: #0000ff;">/></a>
&
amp;nbsp; a&
amp;nbsp;href&
lt;/span>="/Blog
/CategoryServlet?method=delete&id=<%=category.getId()%&
amp;gt;"&
nbsp;onclick<
span style="color: #0000ff;">><<
span style="color: #800000;">img <
span style="color: #ff0000;">src<
span style="color: #0000ff;">="/Blog/admin/img/delete.gif"<
/span> border<
/span>=0 <
/span>alt<
span style="color: #0000ff;">="刪除"<
span style="color: #0000ff;">/></a>
41 </td>
42
43 </tr>
44 <% }
45 %>
46 </table>
47 <% }
48 %>
49
50 </body>
51 </html>
測試http://localhost:8080/Blog/CategoryServlet?method=list
addCategory.jsp Category添加頁面，完成添加后轉到adminCategroyList頁面
1 <%@ page language="java" contentType="text/html; charset=UTF-8"%>
2 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
3 "http://www.w3.org/TR/html4/loose.dtd">
4 <%@page import="com.blog.Category" %>
5
6 <html>
7 <head>
title>&
lt;/span>添加博客分類</title>
9 </head>
10 <body>
&
amp;nbsp; p<
/span>>添加博客分類<
span style="color: #0000ff;"></p>
12 <% Category category = (Category) request.getAttribute("category");%>
13 <form id="form1" name="form1" method="post" action="/Blog/CategoryServlet?method=add">
14 <table>
15 <tr>
&
amp;nbsp; td&
lt;/span>><
/span>分類名稱：<
span style="color: #0000ff;"></td>
17 <td>
18 <input type="text" name="name" id="name"/>
19 </td>
20 </tr>
21 <tr>
22 <td colspan="2">
&
amp;nbsp;
input
type="submit"&
lt;/span> name&
lt;/span>="submit"<
/span> id<
/span>="submit" value="提交"<
span style="color: #ff0000;"> />
24 </td>
25 </tr>
26 </table>
27 </form>
28 </body>
29 </html>
測試http://localhost:8080/Blog/admin/addCategory.jsp 成功！
editCategory.jsp Category編輯頁面，更新轉至adminCategoryList頁面
1 <%@ page language="java" contentType="text/html; charset=UTF-8"%>
2 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
3 "http://www.w3.org/TR/html4/loose.dtd">
4 <%@page import="com.blog.Category" %>
5
6 <html>
7 <head>
title>&
lt;/span>博客分類修改</title>
9 </head>
10 <body>
&
amp;nbsp; p<
/span>>輸入博客的分類<
span style="color: #0000ff;"></p>
12 <% Category category = (Category) request.getAttribute("category");%>
13 <form id="form1" name="form1" method="post" action="/Blog/CategoryServlet?method=update">
14 <input type="hidden" id="id" name="id" value="<%=category.getId()%>"/>
15 <table>
16 <tr>
&
amp;nbsp; td&
lt;/span>><
/span>分類名稱：<
span style="color: #0000ff;"></td>
18 <td>
19 <input type="text" name="name" id="name" value="<%=category.getName()%>"/>
20 </td>
21 </tr>
22 <tr>
23 <td colspan="2">
&
amp;nbsp;
input
type="submit"&
lt;/span> name&
lt;/span>="submit"<
/span> id<
/span>="submit" value="提交"<
span style="color: #ff0000;"> />
25 </tr>
26 </table>
27 </form>
28 </body>
29 </html>
30
測試成功