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using System.Collections.Generic;
using System.Web;
using FrienDev.Data;
namespace FrienDev.BusinessRules
{
public class OnlineRules
public static OnlineRules Instance = new OnlineRules();
private FrienDevDataContext m_DataContext = FrienDevDataContext.Instance;
/// <summary>
/// 在线用户的UserId集合，使用效率最高的HashSet<>
/// </summary>
