/// <summary>
/// 获取用户长连接轮询验证
/// </summary>
/// <param name="userId">用户标识</param>
/// <param name="sessionId">长连接轮询验证,0表示失败</param>
public void Get(int userId, ref sessionId sessionId)
{
sessionTimeout value;
if (sessions.TryGetValue(userId, out value))
{
if (value.Timeout > date.NowSecond)
{
sessionId = value.SessionId;
return;
}
sessionId.New();
Monitor.Enter(sessionLock);
try
{
sessions[userId] = new sessionTimeout {
SessionId = sessionId, Timeout = date.NowSecond.AddTicks(timeoutTicks)
};
}
finally { Monitor.Exit(sessionLock); }
return;
}
sessionId.Null();
}
/// <summary>
/// 清除数据
/// </summary>
public void Clear()
{
Timeout = DateTime.MinValue;
SessionId.Null();
}