Filters in ASP.NET Core （转自MSDN）

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Filters in ASP.NET Core （转自MSDN）

Filters in ASP.NET Core MVC allow you to run code before or after specific stages in the request processing pipeline. Important This topic does not apply to Razor Pages. ASP.NET Core 2.1 and later supports IPageFilter and IAsyncPageFilterfor Razor Pa…

Filters in ASP.NET Core

Filters in ASP.NET Core allow code to be run before or after specific stages in the request processing pipeline. Built-in filters handle tasks such as: Authorization (preventing access to resources a user isn't authorized for). Response caching (shor…

ASP.NET Core ActionFilter引发的一个EF异常

最近在使用ASP.NET Core的时候出现了一个奇怪的问题.在一个Controller上使用了一个ActionFilter之后经常出现EF报错. InvalidOperationException: A second operation started on this context before a previous operation completed. Any instance members are not guaranteed to be thread safe. Microsof…

ASP.NET Core 2 学习笔记（十四）Filters

Filter是延续ASP.NET MVC的产物,同样保留了五种的Filter,分别是Authorization Filter.Resource Filter.Action Filter.Exception Filter及Result Filter.通过不同的Filter可以有效处理封包进出的加工,本篇将介绍ASP.NET Core的五种Filter运作方式. Filter 介绍 Filter的作用是在Action 执行前或执行后做一些加工处理.某种程度来看,会跟Middleware很像,但执行的…

[转]ASP.NET Core Exception Filters and Resource Filters

本文转自:https://damienbod.com/2015/09/30/asp-net-5-exception-filters-and-resource-filters/ This article shows how an exception filter and a resource filter can be used in ASP.NET Core Code: https://github.com/damienbod/AspNet5Filters 2017.07.01: Updated…

Asp.Net Core 进阶（四）—— 过滤器 Filters

一.介绍 Asp.Net Core Filter 使得可以在请求处理管道的特定阶段的前后执行代码,我们可以创建自定义的 filter 用于处理横切关注点. 横切关注点的示例包括错误处理.缓存.配置.授权和日志记录. filter 使得可以避免重复代码. Asp.Net Core 提供了5中过滤器类型,分别是: 1.Authorization filters,授权过滤器是最先执行并且决定请求用户是否经过授权认证,如果请求未获授权,授权过滤器可以让管道短路. 2.Resource filters,资…