<%@ pagecontentType="text/html;charset=utf-8" pageEncoding="utf-8"%>
<%@ page language="java"import="java.sql.*" %>
<scriptlanguage="javascript">
function newwin(url) {
var
newwin=window.open(url,"newwin","toolbar=no,location=no,directories=no,status=no,
menubar=no,scrollbars=yes,resizable=yes,width=600,height=450");
newwin.focus();
return false;
}
</script>
<scriptLANGUAGE="javascript">
function submit10()
{
self.location.replace("fenye.jsp")
}
</script>
<%//變量聲明
java.sql.Connection sqlCon; //數據庫連接對象
java.sql.Statement sqlStmt; //SQL語句對象
java.sql.ResultSet sqlRst; //結果集對象
java.lang.String strCon; //數據庫連接字符串
java.lang.String strSQL; //SQL語句
int intPageSize; //一頁顯示的記錄數
int intRowCount; //記錄總數
int intPageCount; //總頁數
int intPage; //待顯示頁碼
java.lang.String strPage;
int i;
//設置一頁顯示的記錄數
intPageSize = 10;
//取得待顯示頁碼
strPage =request.getParameter("page");
if(strPage==null){//表明在QueryString中沒有page這一個參數，此時顯示第一頁數據
intPage = 1;
}
else{//將字符串轉換成整型
intPage =java.lang.Integer.parseInt(strPage);
if(intPage<1) intPage = 1;
}
//裝載JDBC驅動程序
Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
//設置數據庫連接字符串
strCon ="jdbc:sqlserver://192.168.0.117;databaseName=Northwind";
//連接數據庫
sqlCon = java.sql.DriverManager.getConnection(strCon,"sa","admin");
//創建一個可以滾動的只讀的SQL語句對象
sqlStmt=sqlCon.createStatement(java.sql.ResultSet.TYPE_SCROLL_INSENSITIVE,java.sql.ResultSet.CONCUR_READ_ONLY);//準備SQL語句
strSQL = "select * from etsa";
//執行SQL語句並獲取結果集
sqlRst = sqlStmt.executeQuery(strSQL);
//獲取記錄總數
sqlRst.last();//??光標在最後一行
intRowCount = sqlRst.getRow();//獲得當前行號
//記算總頁數
intPageCount = (intRowCount+intPageSize-1)/ intPageSize;
//調整待顯示的頁碼
if(intPage>intPageCount) intPage =intPageCount;
%>
<html>
<head>
<metahttp-equiv="Content-Type" content="text/html;charset=utf-8">
<title>分頁</title>
</head>
<body>
<form method="POST"action="">
第<%=intPage%>頁 共<%=intPageCount%>頁
<%if(intPage<intPageCount){%>
<ahref="fenye.jsp?page=<%=intPage+1%>">下一頁</a>
<%}%>
<%if(intPage>1){%>
<ahref="fenye.jsp?page=<%=intPage-1%>">上一頁</a>
<%}%>
轉到第:<inputtype="text" name="page" size="8"> 頁
<input type="submit"value="GO" name="cndok">
</form>
<table border="1"cellspacing="0" cellpadding="0">
<%
if(intPageCount>0){
//將記錄指針定位到待顯示頁的第一條記錄上
sqlRst.absolute((intPage-1) * intPageSize +1);
//顯示數據
i = 0;
String user_id,user_name;
while(i<intPageSize &&!sqlRst.isAfterLast()){
user_id=sqlRst.getString(1);
user_name=sqlRst.getString(2);
%>
<tr>
<td><%=user_id%></td>
<td><%=user_name%></td>
</tr>
<%
sqlRst.next();
i++;
}
}
%>
</table>
</body>
</html>
<%
//關閉結果集
sqlRst.close();
//關閉SQL語句對象
sqlStmt.close();
//關閉數據庫
sqlCon.close();
%>