AuthorizationContext Sınıf

Tanım

public ref class AuthorizationContext abstract : System::IdentityModel::Policy::IAuthorizationComponent

public abstract class AuthorizationContext : System.IdentityModel.Policy.IAuthorizationComponent

type AuthorizationContext = class
    interface IAuthorizationComponent

Public MustInherit Class AuthorizationContext
Implements IAuthorizationComponent

Devralma

Object

AuthorizationContext

Uygulamalar

IAuthorizationComponent

Örnekler

protected override bool CheckAccessCore(OperationContext operationContext)
{
    // Extract the action URI from the OperationContext. Match this against the claims
    // in the AuthorizationContext.
    string action = operationContext.RequestContext.RequestMessage.Headers.Action;
    Console.WriteLine("action: {0}", action);

    // Iterate through the various claim sets in the AuthorizationContext.
    foreach(ClaimSet cs in operationContext.ServiceSecurityContext.AuthorizationContext.ClaimSets)
    {
        // Examine only those claim sets issued by System.
        if (cs.Issuer == ClaimSet.System)
        {
            // Iterate through claims of type "http://example.org/claims/allowedoperation".
            foreach (Claim c in cs.FindClaims("http://example.org/claims/allowedoperation", Rights.PossessProperty))
            {
                // Write the Claim resource to the console.
                Console.WriteLine("resource: {0}", c.Resource.ToString());

                // If the Claim resource matches the action URI then return true to allow access.
                if (action == c.Resource.ToString())
                    return true;
            }
        }
    }

    // If this point is reached, return false to deny access.
    return false;
}

Protected Overrides Function CheckAccessCore(ByVal operationContext As OperationContext) As Boolean
    ' Extract the action URI from the OperationContext. Match this against the claims
    ' in the AuthorizationContext.
    Dim action As String = operationContext.RequestContext.RequestMessage.Headers.Action
    Console.WriteLine("action: {0}", action)

    ' Iterate through the various claim sets in the AuthorizationContext.
    Dim cs As ClaimSet
    For Each cs In operationContext.ServiceSecurityContext.AuthorizationContext.ClaimSets
        ' Examine only those claim sets issued by System.
        If cs.Issuer Is ClaimSet.System Then
            ' Iterate through claims of type "http://example.org/claims/allowedoperation".
            Dim c As Claim
            For Each c In cs.FindClaims("http://example.org/claims/allowedoperation", Rights.PossessProperty)
                ' Write the Claim resource to the console.
                Console.WriteLine("resource: {0}", c.Resource.ToString())

                ' If the Claim resource matches the action URI then return true to allow access.
                If action = c.Resource.ToString() Then
                    Return True
                End If
            Next c
        End If
    Next cs
    ' If we get here, return false, denying access.
    Return False

End Function

Açıklamalar

Bir yetkilendirme yöneticisindeki tüm yetkilendirme ilkelerinin değerlendirilmesi, bir nesne kümesine ClaimSet neden olur. Bu nesneler bir yetkilendirme bağlamı oluşturur.

Yetkilendirme bağlamı, bir dizi talep kümesi nesnesi, yetkilendirme bağlamının geçerli olduğu süreyi belirten süre sonu süresi ve benzersiz bir tanımlayıcı içerir.

AuthorizationContext Geçerli işlemin öğesine özelliği aracılığıyla AuthorizationContext erişilebilir.

Oluşturucular

Özellikler

Yöntemler

Şunlara uygulanır