¿Qué es la aplicación HttpContext?

What is HttpContext application?

HttpContext. Current. Application is simply a reference to the static global HttpApplicationState object in . NET for your Web Application, of which there should be one global instance per web application. By storing data there, you provide fast, thread-safe access to your global variables.

From ASP.NET 4.5 and after, Current HttpContext is passed through CallContext instead of [ThreadStatic] , so context remains available through out async calls in single logical context instead of current thread as each async call may end up on different threads.

ASP.NET Core apps access HttpContext through the IHttpContextAccessor interface and its default implementation HttpContextAccessor. It’s only necessary to use IHttpContextAccessor when you need access to the HttpContext inside a service.

Remarks. The Session property provides programmatic access to the properties and methods of the HttpSessionState class. In order to use session state you have to enable it. For information about how to enable session state, see Configuring Session State in ASP.NET Session State Overview.

The property stores the HttpContext instance that applies to the current request. The properties of this instance are the non-static properties of the HttpContext class. You can also use the Page. Context property to access the HttpContext object for the current HTTP request.

3 Answers. Clearly HttpContext. Current is not null only if you access it in a thread that handles incoming requests.

Current is a static property. This property is a static property of the HttpContext class. The property stores the HttpContext instance that applies to the current request. The properties of this instance are the non-static properties of the HttpContext class.

HttpContext.Current was removed in ASP.NET Core. Accessing the current HTTP context from a separate class library is the type of messy architecture that ASP.NET Core tries to avoid. There are a few ways to re-architect this in ASP.NET Core. You can access the current HTTP context via the HttpContext property on any controller.

Yes, using HttpContext.Current.Application will work fine for what you are doing. No problems. HttpContext.Current.Application is simply a reference to the static global HttpApplicationState object in .NET for your Web Application, of which there should be one global instance per web application.

Web Gets or sets the HttpContext object for the current HTTP request. The HttpContext instance for the current HTTP request. The following code example uses the Current property to access the HttpContext.AddError and HttpContext.ClearError methods and the HttpContext.AllErrors property.

The HttpApplicationState for the current HTTP request. To get the HttpApplication object for the current HTTP request, use ApplicationInstance. (ASP.NET uses ApplicationInstance instead of Application as a property name to refer to the current HttpApplication instance in order to avoid confusion between ASP.NET and classic ASP.