纯jsp分页技术

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<%@ page contentType="text/html;charset=gb2312" %>
<%@ page import="java.sql.*"%>
<html>
<head>
<title>web编程之分页显示</title>
<body>
<center><font color=red>用户资料表</font></center>
<%
int EveryPage=8;//每页显示的记录笔数；
int OnPage=1; //显示的页数；
int Total=0;//记录的笔数；
int TotalPage=0;//记录的总页数；
//下面是连接数据库；由于是简单的例子就不用JavaBean了；
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
Connection conn=DriverManager.getConnection("jdbc:odbc:test");
Statement stmt=conn.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE,ResultSet.CONCUR_READ_ONLY);
String sql="select * from test";
ResultSet rs=stmt.executeQuery(sql);

rs.last();//移到最后一条记录;
Total=rs.getRow();//记录的笔数；
if(Total%EveryPage==0)
TotalPage=Total/EveryPage;
else
TotalPage=Total/EveryPage+1;
String Pages=request.getParameter("Pages");
if(Pages!=null)
{
OnPage=Integer.parseInt(Pages);
if(OnPage>TotalPage)
{
OnPage=TotalPage;
}
else if(OnPage<=0)
{
OnPage=1;
}
}
rs.absolute((OnPage-1)*EveryPage+1);
%>
<center>
用户<%=Total%>个,共<%=TotalPage%>页当前在第<font color=red><%=OnPage%></font>页
</center>
<br>
<center>
<table border=1 bordercolor=red>
<tr>
<td>用户编号</td>
<td>用户名</td>
<td>密码</td>
</tr>
<%
for(int i=1;i<=EveryPage;i++)
{
%>
<tr>
<td><%=rs.getString("id")%></td>
<td><%=rs.getString("name")%></td>
<td><%=rs.getString("password")%></td>
</tr>
<%
if(!rs.next())
break;
}
rs.close();
stmt.close();
conn.close();
%>
</table>
</center>
<%
if(OnPage!=1)
{
%>
<br>
<center>
<a href=pages.jsp?Pages=<%=1%>>第一页</a>
<a href=pages.jsp?Pages=<%=OnPage-1%>>上一页</a>
</center>
<%
}
if(OnPage!=TotalPage)
{
%>
<center>
<a href=pages.jsp?Pages=<%=OnPage+1%>>下一页</a>
<a href=pages.jsp?Pages=<%=TotalPage%>>最后一页</a>
</center>
<%
}
%>
<center>
<form action=pages.jsp method=post>
转到<input type="text" size=2 name=Pages value=<%=OnPage%>>页
</form>
</center>
</body>
</html>