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主题:JSP分页

请问谁有JSP做的分页例子,给小弟研究一下,谢谢

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沙发


板凳

<%@ page import="java.sql.*" %>
<%@ page import="java.io.*" %>
<%@ page import="java.util.*" %>
<jsp:useBean id="sqlconn" scope="page" class="kk.database.sqlconn" />
<%! String aTitle,aAuthor,AType,ArticleType,InsertTime,Color; %>
<HTML>
<HEAD>
<TITLE>ArticleList</TITLE>
<META NAME="Generator" CONTENT="jBuilder3.5 && jEdit1.0">
<META NAME="Author" CONTENT="bigangell">
<META NAME="Keywords" CONTENT="Java,Servlet,Jsp,Beans,PHP">
<META NAME="Description" CONTENT="A Pure World For Programming Include C/C++,Java">
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; CHARSET=gb2312">
</head>
<body bgcolor="#FFFFFF">
<table width="760" border="0" cellspacing="0" cellpadding="0" align="center">
<tr>
<td>
<table width="750" border="0" cellspacing="2" cellpadding="2" align="center">
<tr>
<td>
<table width="740" border="0" cellspacing="1" cellpadding="1" align="center">
<tr align="center" bgcolor="#CCCCCC">
<td><b>标题</b></td>
<td><b>作者</b></td>
<td><b>类型</b></td>
<td><b>点击</b></td>
<td><b>加入时间</b></td>
</tr>
<%
int i;
int ipage=10; // 分页单位
int allpage; // 总页数
int pages; // 接受的页码变量
int cpage=1; // 当前页
int spage; // 开始页


// 数据库连接声明
java.lang.String sql,pagesql;
java.sql.ResultSet rs,pagers;
pagesql = "select count(a_id) as A from article";

// 取总文章数
pagers = sqlconn.executeQuery(pagesql);
int allCol = pagers.getInt("A");

// 获得总页面数
allpage = (int)Math.ceil((allCol + ipage-1) / ipage);

// 判断参数pages是否为空
if (request.getParameter("pages")==null) {
 pages=1;
} else {
 pages = new Integer(request.getParameter("pages")).intValue();
}

// 判断当前页
if(pages > allpage // pages == 0){
 cpage = 1;
} else {
 cpage = pages;
}

// 判断起始页
spage=(cpage-1)*ipage;

sql = "select a_id,a_title,a_author,aID,a_time,a_readtime,sID from article order by a_id desc limit "+ spage +","+ ipage;
rs = sqlconn.executeQuery(sql);
int cu=1;

// 循环取数据库值
while (rs.next()) {
 int aID = rs.getInt("a_id");
 aTitle = rs.getString("a_title");
 aAuthor = rs.getString("a_author");
 int ArticleTypeID = rs.getInt("aID");
 int ReadTime = rs.getInt("a_readtime");
 InsertTime = rs.getString("a_time");
 if (cu % 2 == 0) { Color="#DBECFD"; }
 else { Color="#C6E1FD"; }
 switch (ArticleTypeID) {
  case(1):
   ArticleType="小说";
   break;
  case(2):
   ArticleType="散文";
   break;
  case(3):
   ArticleType="诗歌";
   break;
  case(4):
   ArticleType="随笔";
   break;
 }
%>
<tr bgcolor="<%= Color %>">
<td width="300"><a href="viewarticle.jsp?aID=<%= aID %>"><%= aTitle %></a></td>
<td align="center" width="100"><%= aAuthor %></td>
<td align="center" width="50"><%= ArticleType %></td>
<td align="center" width="50"><%= ReadTime %></td>
<td align="center" width="240"><%= InsertTime %></td>
</tr>
<%
cu++;
}
%>
<tr bgcolor="#CCCCCC">
<td colspan="5" align="right" valign="middle">共 <%= allCol %>条记录 共 <%= allpage %>页 <% if (cpage>1) { %><a href="article.jsp?pages=<%= cpage-1 %>"><img src="images/prev.gif" border="0"></a><% } if (cpage<allpage) { %><a href="article.jsp?pages=<%= cpage+1 %>"><img src="images/next.gif" border="0"></a><% } %> / <% for (i=1;i<=allpage;i++) { if (i != pages) {%><a href="article.jsp?pages=<%= i %>"><%= i %></a>&nbsp;<% } }%></td>
</tr>
</table>
</td>
</tr>
</table>
</td>
</tr>
</table>
</body>
</html>

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