网上在线聊天系统send.jsp

<%@ page contentType="text/html; charset=gb2312" language="java"%>
<%@ page import="java.sql.*,java.util.*"%>

<%
request.setCharacterEncoding("gb2312");
boolean secIsNull = false;
boolean chatIsNull = false;
//获得用户名和聊天室名
String str_UserName = (String) session.getAttribute("UserName");
String str_ChatRoom = (String) session.getAttribute("ChatRoom");
//判断该用户是否在用户列表中
String strSql = "select ID from userlist where UserName like '"+str_UserName+"'";
ResultSet rs = Ex.exeSqlQuery(strSql);
//若不存在则是发呆时间太长
if(!rs.next())
{
%>

<%=str_UserName%>

对

大家
<%
//把聊友列表显示到列表框中，这里可以获得上次chat的对象，并自动选中
while(rs.next())
{
String str_ChatUser = rs.getString("UserName");
if(str_ChatUser.compareTo(str_UserName)!=0)
{
out.print("");
out.print(str_ChatUser);
out.print("");
out.print("/r/n");
}
}
%>

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