[AttributeUsage(AttributeTargets.Class | AttributeTargets.Method, AllowMultiple = false, Inherited = true)]
public sealed class CheckLogin : ActionFilterAttribute
{
public override void OnActionExecuting(ActionExecutingContext filterContext)
{
if (filterContext.HttpContext.Session != null)
{
if (filterContext.HttpContext.Session.IsNewSession)
{
//LogFormatHelper.LogRequestParams("filterContext.HttpContext.Session.IsNewSession");
filterContext.Result = new RedirectToRouteResult(new RouteValueDictionary(new { Controller = "Account", Action = "Login" }));
}
}
}
}Global.asax
protectedvoid Application_Start()
{
FilterConfig.RegisterGlobalFilters(GlobalFilters.Filters);
}
[AttributeUsage(AttributeTargets.Class | AttributeTargets.Method, AllowMultiple = false, Inherited = true)]
public sealed class LogAction : ActionFilterAttribute
{
private string actionName = string.Empty;
private Stopwatch sw = null;
public override void OnActionExecuting(ActionExecutingContext filterContext)
{
sw = Stopwatch.StartNew();
actionName = filterContext.ActionDescriptor.ActionName;
string function = actionName + " Start...";
if (filterContext.ActionParameters.Count == 0)
{
LogFormatHelper.LogRequestParams(function);
}
else
{
object[] objs = new object[filterContext.ActionParameters.Count];
int i = 0;
foreach( var dic in filterContext.ActionParameters){
objs[i++] = dic.Value;
}
LogFormatHelper.LogRequestParams(function, objs);
}
base.OnActionExecuting(filterContext);
}
public override void OnResultExecuted(ResultExecutedContext filterContext)
{
base.OnResultExecuted(filterContext);
string function = actionName + " End";
StringBuilder sb = new StringBuilder();
foreach (var key in filterContext.RouteData.Values.Keys)
{
sb.AppendFormat("{0} = {1}", key, filterContext.RouteData.Values[key]).AppendLine();
}
string str = filterContext.RouteData.Values.ToString();
LogFormatHelper.LogRequestParams(function, sw.Elapsed , sb.ToString() );
if (filterContext.Exception != null)
{
LogFormatHelper.LogServiceError(filterContext.Exception, actionName);
}
}
}
MVC系统过滤器、自定义过滤器
http://www.cnblogs.com/kissdodog/archive/2013/05/21/3090513.html