note description: "Access to shared instance of the EVE blackboard." date: "$Date$" revision: "$Revision$" class EBB_SHARED_BLACKBOARD feature -- Access blackboard: EBB_BLACKBOARD -- Shared blackboard. do if attached {EBB_BLACKBOARD} (create {SERVICE_CONSUMER [BLACKBOARD_S]}).service as s and then s.is_interface_usable then Result := s end end end