API ReferenceAWSCognitoOIDCTCognitoOpenIDConnectClientOn this pageTCognitoOpenIDConnectClientClass in AWS.CognitoOIDC Amazon Cognito OpenID Connect client. Ancestors ICognitoOpenIDConnectClient Constructors Create constructor Create(const ADomain: string); Constructor for TCognitoOpenIDConnectClient. Parameters NameDescriptionADomainSpecify the domain of an Amazon Cognito User Pool.