<%@ page contentType= "text/html;charset=gb2312" %>
<%@ page language= "java" import = "java.sql.*" %>
<script language= "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>
<script LANGUAGE= "javascript" >
function submit10()
{
self.location.replace( "fenye1.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 = 4 ;
//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( "sun.jdbc.odbc.JdbcOdbcDriver" );
//设置数据库连接字符串
strCon = "jdbc:odbc:heyang" ;
//连接数据库
sqlCon = java.sql.DriverManager.getConnection(strCon, "sa" , "" );
//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.Result
Set.CONCUR_READ_ONLY); //准备SQL语句
strSQL = "select user_id,user_name from userinfo order by user_id desc" ;
//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>
<meta http-equiv= "Content-Type" content= "text/html; charset=gb2312" >
<title>会员管理</title>
</head>
<body>
<form method= "POST" action= "fenye1.jsp" >
第<%=intPage%>页 共<%=intPageCount%>页
<% if (intPage<intPageCount){%><a
href= "fenye1.jsp?page=<%=intPage+1%>" >下一页
</a><%}%> <% if (intPage> 1 ){%><a href= "fenye1.jsp?page=<%=intPage-1%>" >
上一页</a><%}%>
转到第:<input type= "text" name= "page" size= "8" > 页
<span><input class =buttonface type= 'submit' value= 'GO' name= 'cndok' ></span>
</form>
<table border= "1" cellspacing= "0" cellpadding= "0" >
<tr>
<th>用户名</th>
<th width= '8%' >删除</th>
</tr>
<%
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>
<td width= '8%' align= 'center' ><a href= "delete.jsp?user_id=<%=user_id%>"
onClick= "return newwin(this.href);" >删除</a></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();
%>
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