📄 redirectchatroom.jsp
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<%@ page language="java" import="java.util.*,net.chat.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>My JSP 'redirectChatRoom.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
</head>
<jsp:useBean id="chatList" class="net.chat.ChatRoomList"/>
<body>
<%
request.setCharacterEncoding("GB2312");
//接收用户选择的聊天室
String chatRoom = request.getParameter("chatRoom");
//将聊天室信息保存到session中
session.setAttribute("_CHAT_ROOM",chatRoom);
//将用户和聊天室信息添加到在线用户当中
chatList.addOnlineUser(session.getAttribute("_USER").toString(),chatRoom);
//跳转到聊天界面
response.sendRedirect("chatRoom.jsp");
%>
</body>
</html>
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