private PermissionTicket getPermissionTicket(UmaTokenStore umaTokenStore, JsonValue requestBody) throws BadRequestException, UmaException { try { return umaTokenStore.readPermissionTicket(getTicketId(requestBody)); } catch (NotFoundException e) { throw new UmaException( 400, UmaConstants.INVALID_TICKET_ERROR_CODE, UNABLE_TO_RETRIEVE_TICKET_MESSAGE); } }