<%@ 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>
<%//变量声明
java.sql.Connection sqlCon; //数据库连接对象
java.sql.Statement sqlStmt; //SQL语句对象
java.sql.ResultSet sqlRst; //结果集对象
java.lang.String strCon; //数据库连接字符串
java.lang.String strSQL; //SQL语句
int intPageSize; //一页显示的记录数
int intRowCount; //记录总数
int intPageCount; //总页数
int intPage; //待显示页码
java.lang.String strPage;
int i;
//设置一页显示的记录数
intPageSize = 10;
//取得待显示页码
strPage =request.getParameter("page");
if(strPage==null){//表明在QueryString中没有page这一个参数，此时显示第一页数据
intPage = 1;
}
else{//将字符串转换成整型
intPage =java.lang.Integer.parseInt(strPage);
if(intPage<1) intPage = 1;
}
//装载JDBC驱动程序
Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
//设置数据库连接字符串
strCon ="jdbc:sqlserver://192.168.0.117;databaseName=Northwind";
//连接数据库
sqlCon = java.sql.DriverManager.getConnection(strCon,"sa","admin");
//创建一个可以滚动的只读的SQL语句对象
sqlStmt=sqlCon.createStatement(java.sql.ResultSet.TYPE_SCROLL_INSENSITIVE,java.sql.ResultSet.CONCUR_READ_ONLY);//准备SQL语句
strSQL = "select * from etsa";
//执行SQL语句并获取结果集
sqlRst = sqlStmt.executeQuery(strSQL);
//获取记录总数
sqlRst.last();//??光标在最后一行
intRowCount = sqlRst.getRow();//获得当前行号
//记算总页数
intPageCount = (intRowCount+intPageSize-1)/ intPageSize;
//调整待显示的页码
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%>页 共<%=intPageCount%>页
<%if(intPage<intPageCount){%>
<ahref="fenye.jsp?page=<%=intPage+1%>">下一页</a>
<%}%>
<%if(intPage>1){%>
<ahref="fenye.jsp?page=<%=intPage-1%>">上一页</a>
<%}%>
转到第:<inputtype="text" name="page" size="8"> 页
<input type="submit"value="GO" name="cndok">
</form>
<table border="1"cellspacing="0" cellpadding="0">
<%
if(intPageCount>0){
//将记录指针定位到待显示页的第一条记录上
sqlRst.absolute((intPage-1) * intPageSize +1);
//显示数据
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>
<%
//关闭结果集
sqlRst.close();
//关闭SQL语句对象
sqlStmt.close();
//关闭数据库
sqlCon.close();
%>
