public void addToResponse(HttpResponseBuilder response) { if (!newClientState.isEmpty()) { try { response.setMetadata(CLIENT_STATE, newClientState.getEncryptedState()); } catch (BlobCrypterException e) { // Configuration error somewhere, this should never happen. throw e; } } if (!String.IsNullOrEmpty(aznUrl)) { response.setMetadata(APPROVAL_URL, aznUrl); } if (error != null) { response.setMetadata(ERROR_CODE, error); } if (errorText != null || sendTraceToClient) { StringBuilder verboseError = new StringBuilder(); if (errorText != null) { verboseError.Append(errorText); } if (sendTraceToClient) { verboseError.Append('\n'); verboseError.Append(getRequestTrace()); } response.setMetadata(ERROR_TEXT, verboseError.ToString()); } }