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📄 down.jsp

📁 一个使用jdbc存储和调用大对象(比如图片等)的例子
💻 JSP
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<html>
<head>
<title>排行榜</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<link rel="stylesheet" href="bbs.css">
</head>
<body bgcolor="#ff9900" leftMargin=0 topMargin=0>
<%@ page language="java" import="java.sql.*" %>
<jsp:useBean id="OPDB" scope="page" class="database.OPDB" />

<%
OPDB.connection();
Connection conn = OPDB.getConn();
String sql = "select username,experience,userlevel,usertype from t_bbs_user  where rownum<=10 order by experience desc";
ResultSet rs = OPDB.select(conn,sql);
int id = 0;
%>

<TABLE align=center border=0 cellPadding=0 cellSpacing=0 width=100>  
  <TR>
    <TD><IMG height=33 src="images/fen_1.gif" width=370></TD>
  </TR>
  <TR bgColor=#feee94>
    <TD height=13><IMG height=1 src="images/spacer.gif" 
    width=1></TD>
  </TR>
  <TR align=middle bgColor=#ff9900 vAlign=center>
    <TD height=20>
      <TABLE bgColor=#ff4f00 border=0 cellPadding=0 cellSpacing=1 width="100%">
			<%
			while (rs.next()) {
				id++;
				String userName = OPDB.GBK(rs.getString("username"));
				int experience = rs.getInt("experience");
				String userlevel = OPDB.GBK(rs.getString("userlevel"));
				String userType = rs.getString("usertype");
				if (userType.equals("Y")) {
					userType = "会员";
				}
				else {
					userType = "非会员";
				}
				out.print("<TR bgColor=#ffffff align='center'>");
				out.print("<TD width='10%'><img src='images/"+id+".gif'></td>");
				out.print("<td width='20%'>"+userName+"</td>");
				out.print("<td width='20%'>"+userlevel+"</td>");
				out.print("<td width='30%'>"+experience+"</td>");
				out.print("<td width='20%'>"+userType+"</td>");
				out.print("</tr>");
			}
			rs.close();
			OPDB.Close();
			%>
      </TABLE>
    </TD>
  </TR>
</TABLE>

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