Asp.net MVC通过自定义特性实现Action日志记录

/// <summary> ???/// 描述特性 ???/// </summary> ???[AttributeUsage(AttributeTargets.Method)] ???public sealed class DescribeAttribute : Attribute ???{ ???????private string _funDescribe; ???????public DescribeAttribute() { } ???????public DescribeAttribute(string funDescribe) ???????{ ???????????this._funDescribe = funDescribe; ???????} ???????public string FunDescribe ???????{ ???????????get { return _funDescribe; } ???????} ???}

[Describe("系统主页面")] ???????public ActionResult Index() ???????{ ???????????return View(); ???????}

public sealed class LogFilter : ActionFilterAttribute ???{ ???????public override void OnActionExecuted(ActionExecutedContext filterContext) ???????{ ???????????if (filterContext == null) ???????????{ ???????????????throw new ArgumentNullException(nameof(filterContext)); ???????????} ???????????object[] attrs = filterContext.ActionDescriptor.GetCustomAttributes(typeof(DescribeAttribute), false); ???????????if (attrs.Length > 0) ???????????{ ???????????????string funDescribe = ((DescribeAttribute)attrs[0]).FunDescribe; ???????????} ???????????base.OnActionExecuted(filterContext); ???????} ???}

public class FilterConfig ???{ ???????public static void RegisterGlobalFilters(GlobalFilterCollection filters) ???????{ ???????????filters.Add(new AuthorizeAttribute()); ???????????filters.Add(new HandleErrorAttribute()); ???????????filters.Add(new LogFilter()); ???????} ???}