AuthorizationPolicy.Evaluate Method

[Starting with the .NET Framework 4.5, Windows Identity Foundation (WIF) has been fully integrated into the .NET Framework. The version of WIF addressed by this topic, WIF 3.5, is deprecated and should only be used when developing against the .NET Framework 3.5 SP1 or the .NET Framework 4. For more information about WIF in the .NET Framework 4.5, also known as WIF 4.5, see the Windows Identity Foundation documentation in the .NET Framework 4.5 Development Guide.]

Evaluates the current Policy. This is provided for backward compatibility of WCF Claims model. We always return true without affecting the EvaluationContext.

Namespace: Microsoft.IdentityModel.Tokens
Assembly: Microsoft.IdentityModel (in Microsoft.IdentityModel.dll)


Dim instance As AuthorizationPolicy
Dim evaluationContext As EvaluationContext
Dim state As Object
Dim returnValue As Boolean

returnValue = instance.Evaluate(evaluationContext, state)


Public Function Evaluate ( _
    evaluationContext As EvaluationContext, _
    ByRef state As Object _
) As Boolean
public bool Evaluate (
    EvaluationContext evaluationContext,
    ref Object state
virtual bool Evaluate (
    EvaluationContext^ evaluationContext, 
    Object^% state
) sealed
public final boolean Evaluate (
    EvaluationContext evaluationContext, 
    /** @ref */ Object state


  • evaluationContext
    The current EvaluationContext.
  • state
    The reference state object.

Return Value

True if the Policy was successfully applied.

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.


Target Platforms

Windows 7, Windows Server 2008 R2, Windows Vista SP2, Windows Server 2008 SP2, Windows Server 2003 SP2 (32-bit or 64-bit)

See Also


AuthorizationPolicy Class
AuthorizationPolicy Members
Microsoft.IdentityModel.Tokens Namespace

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