ICaloCoolIdTool Node1 ICaloCoolIdTool + ~ICaloCoolIdTool() + getCoolChannelId() + interfaceID() Node3 CaloCoolIdTool - m_calo_id + CaloCoolIdTool() + ~CaloCoolIdTool() + initialize() + getCoolChannelId() + interfaceID() Node1->Node3 Node2 IAlgTool Node2->Node1