<%@ 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>
<%//變量聲明
java.sql.Connection sqlCon; //數(shù)據(jù)庫連接對(duì)象
java.sql.Statement sqlStmt; //SQL語句對(duì)象
java.sql.ResultSet sqlRst; //結(jié)果集對(duì)象
java.lang.String strCon; //數(shù)據(jù)庫連接字符串
java.lang.String strSQL; //SQL語句
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;
//設(shè)置一頁顯示的記錄數(shù)
intPageSize = 4;
//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(gè)參數(shù)，此時(shí)顯示第一頁數(shù)據(jù)
intPage = 1;
}
else{//將字符串轉(zhuǎn)換成整型
intPage = java.lang.Integer.parseInt(strPage);
if(intPage<1) intPage = 1;
}
//裝載JDBC驅(qū)動(dòng)程序
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
//設(shè)置數(shù)據(jù)庫連接字符串
strCon = "jdbc:odbc:heyang";
//連接數(shù)據(jù)庫
sqlCon = java.sql.DriverManager.getConnection(strCon,"sa","");
//創(chuàng)建一個(gè)可以滾動(dòng)的只讀的SQL語句對(duì)象
sqlStmt =
sqlCon.createStatement(java.sql.ResultSet.TYPE_SCROLL_INSENSITIVE,java.sql.Result
Set.CONCUR_READ_ONLY);//準(zhǔn)備SQL語句
strSQL = "select user_id,user_name from userinfo order by user_id desc";
//執(zhí)行SQL語句并獲取結(jié)果集
sqlRst = sqlStmt.executeQuery(strSQL);
//獲取記錄總數(shù)
sqlRst.last();//??光標(biāo)在最后一行
intRowCount = sqlRst.getRow();//獲得當(dāng)前行號(hào)
//記算總頁數(shù)
intPageCount = (intRowCount+intPageSize-1) / intPageSize;
//調(diào)整待顯示的頁碼
if(intPage>intPageCount) intPage = intPageCount;
%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>會(huì)員管理</title>
</head>
<body>
<form method="POST" action="fenye1.jsp">
第<%=intPage%>頁 共<%=intPageCount%>頁
<%if(intPage<intPageCount){%><a
href="fenye1.jsp?page=<%=intPage+1%>">下一頁
</a><%}%> <%if(intPage>1){%><a href="fenye1.jsp?page=<%=intPage-1%>">
上一頁</a><%}%>
轉(zhuǎn)到第:<input type="text" name="page" size="8"> 頁
<span><input class=buttonface type='submit' value='GO' name='cndok'></span>
</form>
<table border="1" cellspacing="0" cellpadding="0">
<tr>
<th>用戶名</th>
<th width='8%'>刪除</th>
</tr>
<%
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(shù)據(jù)
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);">刪除</a></td>
</tr>
<%
sqlRst.next();
i++;
}
}
%>
</table>
</body>
</html>
<%
//關(guān)閉結(jié)果集
sqlRst.close();
//關(guān)閉SQL語句對(duì)象
sqlStmt.close();
//關(guān)閉數(shù)據(jù)庫
sqlCon.close();
%>

希望本文所述對(duì)大家JSP程序設(shè)計(jì)有所幫助。

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