?? page_show.jsp
字號:
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*"
errorPage="" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
…
<table border=2 align="center">
<tr>
<td>emp_id</td>
<td>fname</td>
<td>minit</td>
<td>lname</td>
<td>job_id</td>
<td>job_lvl</td>
<td>pub_id</td>
<td>hire_date</td>
</tr>
<% Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver").newInstance();
String url="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=pubs";
//pubs為你的數(shù)據(jù)庫的名稱
String user="sa";
String password="";
Connection conn= DriverManager.getConnection(url,user,password);
int intPageSize; //一頁顯示的記錄數(shù)
int intRowCount; //記錄總數(shù)
int intPageCount; //總頁數(shù)
int intPage; //待顯示頁碼
java.lang.String strPage;
int i;
intPageSize = 5; //設置一頁顯示的記錄數(shù)
strPage = request.getParameter("page"); //取得待顯示頁碼
if(strPage==null){
//表明在QueryString中沒有page這一個參數(shù)，此時顯示第一頁數(shù)據(jù)
intPage = 1;
} else{
//將字符串轉換成整型
intPage = java.lang.Integer.parseInt(strPage);
if(intPage<1) intPage = 1;
}
Statement stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.
CONCUR_UPDATABLE);
String sql="select top 25 * from employee";
ResultSet rs=stmt.executeQuery(sql);
rs.last(); //光標指向查詢結果集中最后一條記錄
intRowCount = rs.getRow(); //獲取記錄總數(shù)
intPageCount = (intRowCount+intPageSize-1) / intPageSize; //記算總頁數(shù)
if(intPage>intPageCount)
intPage = intPageCount;//調整待顯示的頁碼
if(intPageCount>0)
{
rs.absolute((intPage-1) * intPageSize + 1); //將記錄指針定位到待顯示頁的第一條記錄上
//顯示數(shù)據(jù)
i = 0;
while(i<intPageSize && !rs.isAfterLast()) {%>
<tr>
<td><%=rs.getString("emp_id")%> </td>
<td><%=rs.getString("fname")%> </td>
<td><%=rs.getString("minit")%> </td>
<td><%=rs.getString("lname")%> </td>
<td><%=rs.getString("job_id")%> </td>
<td><%=rs.getString("job_lvl")%> </td>
<td><%=rs.getString("pub_id")%> </td>
<td><%=rs.getString("hire_date")%> </td>
</tr>
<% rs.next();
i++;
}
}
%>
</table>
<hr >
<div align="center">第<%=intPage%>頁 共<%=intPageCount%>頁
<%if(intPage<intPageCount){%>
<a href="page_show.jsp?page=<%=intPage+1%>">下一頁</a>
<%}%>
<%if(intPage>1){%>
<a href="page_show.jsp?page=<%=intPage-1%>">上一頁</a>
<%}%>
<%rs.close();
stmt.close();
conn.close();
%>
</div>
</body>
</html>
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