public void AddSignedSupportingToken(SecurityToken token, SecurityTokenParameters parameters) { if (token == null) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull(nameof(token)); } if (parameters == null) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull(nameof(parameters)); } ThrowIfProcessingStarted(); ElementContainer.AddSignedSupportingToken(token); AddParameters(ref _signedTokenParameters, parameters); }