MinimalSumAssociation Node1 MinimalSumAssociation + MinimalSumAssociation() + associate() Node2 IAssociationStrategy + ~IAssociationStrategy() + associate() Node2->Node1 Node3 asg::AsgMessaging + AsgMessaging() + AsgMessaging() * msgLvl() * msg() * msg() Node3->Node1 Node4 AthMessaging - m_nm - m_msg_tls - m_imsg - m_lvl - ATLAS_THREAD_SAFE + AthMessaging() + AthMessaging() + ~AthMessaging() + msgLvl() + msg() + msg() + setLevel() - AthMessaging() - AthMessaging() - operator=() - initMessaging() Node4->Node3