HttpContext is an object that wraps all http related information into one place. HttpContext. Current is a context that has been created during the active request. Here is the list of some data that you can obtain from it.
What does HttpContext mean?
A HttpContext object holds information about the current HTTP request. … Yes each time it is created it creates a server current state of a HTTP request and response. It can hold information like, Request, Response, Server, Session, Item, Cache, User’s information like authentication and authorization and much more.
What is HttpContext in ASP.NET Core?
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.
What is HttpContext MVC?
HttpContext is a type which has a static Current property that you’re using to get the current context. There isn’t a System. Web. Mvc. HttpContext type.
What is HttpContext request?
The Request property provides programmatic access to the properties and methods of the HttpRequest class. Because ASP.NET pages contain a default reference to the System. Web namespace (which contains the HttpContext class), you can reference the members of HttpRequest on an . … Web that you want to use.
Can HttpContext be null?
HttpContext. Current is populated by IIS which is not present/active during unit testing. Hence null. Do not tightly couple your code to HttpContext for that very reason.
What is HttpContext user?
The User property provides programmatic access to the properties and methods of the IPrincipal interface. Because ASP.NET pages contain a default reference to the System. Web namespace (which contains the HttpContext class), you can reference the members of HttpContext on an . … Web that you want to use.
What does HttpContext SignInAsync do?
SignInAsync(HttpContext, ClaimsPrincipal) Sign in a principal for the default authentication scheme. The default scheme for signing in can be configured using DefaultSignInScheme.
How does HttpContext current work?
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.
Is IHttpContextAccessor a singleton?
Why should I inject IHttpContextAccessor as a Singleton In all examples that i’ve seen of IHttpContextAccessor injection, it is set as a Singleton.
Can we use session in MVC?
ASP.NET MVC provides three ways (TempData, ViewData and ViewBag) to manage session, apart from that we can use session variable, hidden fields and HTML controls for the same. But like session variable these elements cannot preserve values for all requests; value persistence varies depending the flow of request.
What is session in MVC?
In MVC the controller decides how to render view, meaning which values are accepted from View and which needs to be sent back in response. ASP.NET MVC Session state enables you to store and retrieve values for a user when the user navigatesto other view in an ASP.NET MVC application.
What is ClaimsPrincipal C#?
ClaimsPrincipal exposes a collection of identities, each of which is a ClaimsIdentity. In the common case, this collection, which is accessed through the Identities property, will only have a single element.
What is HttpContext current request ServerVariables?
HttpContext.Current.Request.ServerVariables(“LOGON_USER”) Request.ServerVariables(“LOGON_USER”) it will work only when Windows Integrated Authentication is turned on and Anonymous. Access is turned off. in this case, the Request.ServerVariables(“LOGON_USER”) will return the network.
What is System web HttpContext current session?
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.
Why is HttpContext current null after await?
Current should not be null after the await because in ASP.NET Web API when you await, this will ensure that the code that follows this await is passed the correct HttpContext that was present before the await.