/// <summary>
/// 获取已存在实例
/// </summary>
/// <returns></returns>
public static Import3rdDataHelper GetInstance()
{
if (CreateTime.AddMinutes(5).CompareTo(DateTime.Now) <= 0)
{
lock (lockHelper)
{
instance = null;
}
}
return(instance);
}
/// <summary>
/// 创建实例，如果存在实例则返回现有实例，否则创建。
/// </summary>
/// <returns></returns>
public static Import3rdDataHelper CreateInstance(string accountID)
{
lock (lockHelper)
{
if (instance != null)
{
instance = null;
}
instance = new Import3rdDataHelper();
instanceAccountID = accountID;
createTime = Convert.ToString(DateTime.Now);
instanceID = HttpContext.Current.Session.SessionID;
}
return(instance);
}