[英]OutputCache attribute always has the previous duration set
由於某種原因,輸出緩存將保留我對過期事件適用的兩周時間,以防將來發生事件。 我是否在自定義輸出提供程序中缺少某些內容以停止保存持續時間?
[ExpiredOutputCache(Duration = 3600, VaryByParam = "eventid;expired")]
public virtual ActionResult GetDivisionsViews(int eventId, EventDivisionsViewModel viewModel)
{
}
public class ExpiredOutputCacheAttribute : OutputCacheAttribute
{
public override void OnActionExecuting(ActionExecutingContext filterContext)
{
if((filterContext.HttpContext.Request.QueryString[Config.QueryString.Expired] != null && filterContext.HttpContext.Request.QueryString[Config.QueryString.Expired].To<DateTime>().Date < DateTime.Now.Date.Date) ||
(filterContext.RouteData.Values[Config.QueryString.Expired] != null && filterContext.RouteData.Values[Config.QueryString.Expired].To<DateTime>().Date < DateTime.Now.Date.Date))
{
Duration = (int)Config.Cache.TwoWeeks * 60;
}
base.OnActionExecuting(filterContext);
}
}
我就是這么做的
protected int OriginalDuration { get; set; }
public override void OnActionExecuting(ActionExecutingContext filterContext)
{
if(OriginalDuration == 0)
{
OriginalDuration = Duration;
}
if ((filterContext.HttpContext.Request.QueryString[Config.QueryString.Expired] != null && filterContext.HttpContext.Request.QueryString[Config.QueryString.Expired].To<DateTime>().Date < DateTime.Now.Date.Date) ||
(filterContext.RouteData.Values[Config.QueryString.Expired] != null && filterContext.RouteData.Values[Config.QueryString.Expired].To<DateTime>().Date < DateTime.Now.Date.Date))
{
Duration = (int)Config.Cache.TwoWeeks * 60;
}
else
{
Duration = OriginalDuration;
}
base.OnActionExecuting(filterContext);
}
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