?? list.jsp
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<%@ page language="java" contentType="text/html; charset=gb2312"
pageEncoding="gb2312"%>
<jsp:directive.page import="java.util.ArrayList"/>
<jsp:directive.page import="javax.swing.text.Document"/>
<jsp:directive.page import="com.xj.bean.DB"/>
<jsp:directive.page import="java.sql.ResultSet"/>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<meta http-equiv="refresh" content="5">
</head>
<body>
<%
ArrayList a = (ArrayList)application.getAttribute("userlist");
//a.get(0);
//System.out.print(a.get(0).toString());
int n = a.size();
%>
當前聊天室人數：(<%=n %>)<br>
<%
for(int i=0;i<n;i++)
{
DB db = new DB();
String sql="select * from message where username='"+a.get(i).toString()+"'";
db.openConn();
db.openRs(sql);
ResultSet rs=db.getRs();
rs.next();
out.print("<a href=# title='"+rs.getString("username")+"/"+
rs.getString("sex")+"/"+rs.getString("email")+
"' value='"+a.get(i).toString()+"'>"+a.get(i).toString()+"</a>");
out.print("<br>");
}
%>
</body>
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