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SecurityTokenHandlerCollection.CanReadToken Method (String)

.NET Framework 4.6 and 4.5

Returns a value that indicates whether the specified string representation of a token can be read by one of the handlers in this collection.

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

public bool CanReadToken(
	string tokenString
)

Parameters

tokenString
Type: System.String

The token represented as a string.

Return Value

Type: System.Boolean
true if the collection contains a token handler that can read the specified token; otherwise false.

ExceptionCondition
ArgumentNullException

tokenString is null or an empty string.

The method invokes the SecurityTokenHandler.CanReadToken(String) method on the token handlers (SecurityTokenHandler) in the collection to determine whether the token can be read.

.NET Framework

Supported in: 4.6, 4.5
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